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Diffstat (limited to 'external/plyer/tools/pep8checker')
| -rw-r--r-- | external/plyer/tools/pep8checker/pep8.py | 1956 | ||||
| -rw-r--r-- | external/plyer/tools/pep8checker/pep8base.html | 70 | ||||
| -rw-r--r-- | external/plyer/tools/pep8checker/pep8kivy.py | 109 | ||||
| -rw-r--r-- | external/plyer/tools/pep8checker/pre-commit.githook | 78 |
4 files changed, 2213 insertions, 0 deletions
diff --git a/external/plyer/tools/pep8checker/pep8.py b/external/plyer/tools/pep8checker/pep8.py new file mode 100644 index 0000000..63a78e2 --- /dev/null +++ b/external/plyer/tools/pep8checker/pep8.py @@ -0,0 +1,1956 @@ +#!/usr/bin/env python +# pep8.py - Check Python source code formatting, according to PEP 8 +# Copyright (C) 2006 Johann C. Rocholl <johann@rocholl.net> +# +# Permission is hereby granted, free of charge, to any person +# obtaining a copy of this software and associated documentation files +# (the "Software"), to deal in the Software without restriction, +# including without limitation the rights to use, copy, modify, merge, +# publish, distribute, sublicense, and/or sell copies of the Software, +# and to permit persons to whom the Software is furnished to do so, +# subject to the following conditions: +# +# The above copyright notice and this permission notice shall be +# included in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS +# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN +# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +# SOFTWARE. + +r""" +Check Python source code formatting, according to PEP 8: +http://www.python.org/dev/peps/pep-0008/ + +For usage and a list of options, try this: +$ python pep8.py -h + +This program and its regression test suite live here: +http://github.com/jcrocholl/pep8 + +Groups of errors and warnings: +E errors +W warnings +100 indentation +200 whitespace +300 blank lines +400 imports +500 line length +600 deprecation +700 statements +900 syntax error + +You can add checks to this program by writing plugins. Each plugin is +a simple function that is called for each line of source code, either +physical or logical. + +Physical line: +- Raw line of text from the input file. + +Logical line: +- Multi-line statements converted to a single line. +- Stripped left and right. +- Contents of strings replaced with 'xxx' of same length. +- Comments removed. + +The check function requests physical or logical lines by the name of +the first argument: + +def maximum_line_length(physical_line) +def extraneous_whitespace(logical_line) +def blank_lines(logical_line, blank_lines, indent_level, line_number) + +The last example above demonstrates how check plugins can request +additional information with extra arguments. All attributes of the +Checker object are available. Some examples: + +lines: a list of the raw lines from the input file +tokens: the tokens that contribute to this logical line +line_number: line number in the input file +blank_lines: blank lines before this one +indent_char: first indentation character in this file (' ' or '\t') +indent_level: indentation (with tabs expanded to multiples of 8) +previous_indent_level: indentation on previous line +previous_logical: previous logical line + +The docstring of each check function shall be the relevant part of +text from PEP 8. It is printed if the user enables --show-pep8. +Several docstrings contain examples directly from the PEP 8 document. + +Okay: spam(ham[1], {eggs: 2}) +E201: spam( ham[1], {eggs: 2}) + +These examples are verified automatically when pep8.py is run with the +--doctest option. You can add examples for your own check functions. +The format is simple: "Okay" or error/warning code followed by colon +and space, the rest of the line is example source code. If you put 'r' +before the docstring, you can use \n for newline, \t for tab and \s +for space. + +""" + +__version__ = '1.3.3' + +import os +import sys +import re +import time +import inspect +import keyword +import tokenize +from optparse import OptionParser +from fnmatch import fnmatch +try: + from ConfigParser import RawConfigParser +except ImportError: + from configparser import RawConfigParser + from io import TextIOWrapper + +DEFAULT_EXCLUDE = '.svn,CVS,.bzr,.hg,.git' +DEFAULT_IGNORE = 'E24' +if sys.platform == 'win32': + DEFAULT_CONFIG = os.path.expanduser(r'~\.pep8') +else: + DEFAULT_CONFIG = os.path.join(os.getenv('XDG_CONFIG_HOME') or + os.path.expanduser('~/.config'), 'pep8') +MAX_LINE_LENGTH = 80 +REPORT_FORMAT = { + 'default': '%(path)s:%(row)d:%(col)d: %(code)s %(text)s', + 'pylint': '%(path)s:%(row)d: [%(code)s] %(text)s', +} + + +SINGLETONS = frozenset(['False', 'None', 'True']) +KEYWORDS = frozenset(keyword.kwlist + ['print']) - SINGLETONS +BINARY_OPERATORS = frozenset([ + '**=', '*=', '+=', '-=', '!=', '<>', + '%=', '^=', '&=', '|=', '==', '/=', '//=', '<=', '>=', '<<=', '>>=', + '%', '^', '&', '|', '=', '/', '//', '<', '>', '<<']) +UNARY_OPERATORS = frozenset(['>>', '**', '*', '+', '-']) +OPERATORS = BINARY_OPERATORS | UNARY_OPERATORS +WHITESPACE = frozenset(' \t') +SKIP_TOKENS = frozenset([tokenize.COMMENT, tokenize.NL, tokenize.NEWLINE, + tokenize.INDENT, tokenize.DEDENT]) +BENCHMARK_KEYS = ['directories', 'files', 'logical lines', 'physical lines'] + +INDENT_REGEX = re.compile(r'([ \t]*)') +RAISE_COMMA_REGEX = re.compile(r'raise\s+\w+\s*(,)') +RERAISE_COMMA_REGEX = re.compile(r'raise\s+\w+\s*,\s*\w+\s*,\s*\w+') +SELFTEST_REGEX = re.compile(r'(Okay|[EW]\d{3}):\s(.*)') +ERRORCODE_REGEX = re.compile(r'[EW]\d{3}') +DOCSTRING_REGEX = re.compile(r'u?r?["\']') +EXTRANEOUS_WHITESPACE_REGEX = re.compile(r'[[({] | []}),;:]') +WHITESPACE_AFTER_COMMA_REGEX = re.compile(r'[,;:]\s*(?: |\t)') +COMPARE_SINGLETON_REGEX = re.compile(r'([=!]=)\s*(None|False|True)') +COMPARE_TYPE_REGEX = re.compile(r'([=!]=|is|is\s+not)\s*type(?:s\.(\w+)Type' + r'|\(\s*(\(\s*\)|[^)]*[^ )])\s*\))') +KEYWORD_REGEX = re.compile(r'(?:[^\s])(\s*)\b(?:%s)\b(\s*)' % + r'|'.join(KEYWORDS)) +OPERATOR_REGEX = re.compile(r'(?:[^\s])(\s*)(?:[-+*/|!<=>%&^]+)(\s*)') +LAMBDA_REGEX = re.compile(r'\blambda\b') +HUNK_REGEX = re.compile(r'^@@ -\d+,\d+ \+(\d+),(\d+) @@.*$') + +# Work around Python < 2.6 behaviour, which does not generate NL after +# a comment which is on a line by itself. +COMMENT_WITH_NL = tokenize.generate_tokens(['#\n'].pop).send(None)[1] == '#\n' + + +############################################################################## +# Plugins (check functions) for physical lines +############################################################################## + + +def tabs_or_spaces(physical_line, indent_char): + r""" + Never mix tabs and spaces. + + The most popular way of indenting Python is with spaces only. The + second-most popular way is with tabs only. Code indented with a mixture + of tabs and spaces should be converted to using spaces exclusively. When + invoking the Python command line interpreter with the -t option, it issues + warnings about code that illegally mixes tabs and spaces. When using -tt + these warnings become errors. These options are highly recommended! + + Okay: if a == 0:\n a = 1\n b = 1 + E101: if a == 0:\n a = 1\n\tb = 1 + """ + indent = INDENT_REGEX.match(physical_line).group(1) + for offset, char in enumerate(indent): + if char != indent_char: + return offset, "E101 indentation contains mixed spaces and tabs" + + +def tabs_obsolete(physical_line): + r""" + For new projects, spaces-only are strongly recommended over tabs. Most + editors have features that make this easy to do. + + Okay: if True:\n return + W191: if True:\n\treturn + """ + indent = INDENT_REGEX.match(physical_line).group(1) + if '\t' in indent: + return indent.index('\t'), "W191 indentation contains tabs" + + +def trailing_whitespace(physical_line): + r""" + JCR: Trailing whitespace is superfluous. + FBM: Except when it occurs as part of a blank line (i.e. the line is + nothing but whitespace). According to Python docs[1] a line with only + whitespace is considered a blank line, and is to be ignored. However, + matching a blank line to its indentation level avoids mistakenly + terminating a multi-line statement (e.g. class declaration) when + pasting code into the standard Python interpreter. + + [1] http://docs.python.org/reference/lexical_analysis.html#blank-lines + + The warning returned varies on whether the line itself is blank, for easier + filtering for those who want to indent their blank lines. + + Okay: spam(1) + W291: spam(1)\s + W293: class Foo(object):\n \n bang = 12 + """ + physical_line = physical_line.rstrip('\n') # chr(10), newline + physical_line = physical_line.rstrip('\r') # chr(13), carriage return + physical_line = physical_line.rstrip('\x0c') # chr(12), form feed, ^L + stripped = physical_line.rstrip(' \t\v') + if physical_line != stripped: + if stripped: + return len(stripped), "W291 trailing whitespace" + else: + return 0, "W293 blank line contains whitespace" + + +#def trailing_blank_lines(physical_line, lines, line_number): +# r""" +# JCR: Trailing blank lines are superfluous. +# +# Okay: spam(1) +# W391: spam(1)\n +# """ +# if not physical_line.rstrip() and line_number == len(lines): +# return 0, "W391 blank line at end of file" + + +def missing_newline(physical_line): + """ + JCR: The last line should have a newline. + + Reports warning W292. + """ + if physical_line.rstrip() == physical_line: + return len(physical_line), "W292 no newline at end of file" + + +def maximum_line_length(physical_line, max_line_length): + """ + Limit all lines to a maximum of 79 characters. + + There are still many devices around that are limited to 80 character + lines; plus, limiting windows to 80 characters makes it possible to have + several windows side-by-side. The default wrapping on such devices looks + ugly. Therefore, please limit all lines to a maximum of 79 characters. + For flowing long blocks of text (docstrings or comments), limiting the + length to 72 characters is recommended. + + Reports error E501. + """ + line = physical_line.rstrip() + length = len(line) + if length > max_line_length: + if hasattr(line, 'decode'): # Python 2 + # The line could contain multi-byte characters + try: + length = len(line.decode('utf-8')) + except UnicodeError: + pass + if length > max_line_length: + return (max_line_length, "E501 line too long " + "(%d > %d characters)" % (length, max_line_length)) + + +############################################################################## +# Plugins (check functions) for logical lines +############################################################################## + + +def blank_lines(logical_line, blank_lines, indent_level, line_number, + previous_logical, previous_indent_level): + r""" + Separate top-level function and class definitions with two blank lines. + + Method definitions inside a class are separated by a single blank line. + + Extra blank lines may be used (sparingly) to separate groups of related + functions. Blank lines may be omitted between a bunch of related + one-liners (e.g. a set of dummy implementations). + + Use blank lines in functions, sparingly, to indicate logical sections. + + Okay: def a():\n pass\n\n\ndef b():\n pass + Okay: def a():\n pass\n\n\n# Foo\n# Bar\n\ndef b():\n pass + + E301: class Foo:\n b = 0\n def bar():\n pass + E302: def a():\n pass\n\ndef b(n):\n pass + E303: def a():\n pass\n\n\n\ndef b(n):\n pass + E303: def a():\n\n\n\n pass + E304: @decorator\n\ndef a():\n pass + """ + if line_number == 1: + return # Don't expect blank lines before the first line + if previous_logical.startswith('@'): + if blank_lines: + yield 0, "E304 blank lines found after function decorator" + elif blank_lines > 2 or (indent_level and blank_lines == 2): + yield 0, "E303 too many blank lines (%d)" % blank_lines + elif logical_line.startswith(('def ', 'class ', '@')): + if indent_level: + if not (blank_lines or previous_indent_level < indent_level or + DOCSTRING_REGEX.match(previous_logical)): + yield 0, "E301 expected 1 blank line, found 0" + elif blank_lines != 2: + yield 0, "E302 expected 2 blank lines, found %d" % blank_lines + + +def extraneous_whitespace(logical_line): + """ + Avoid extraneous whitespace in the following situations: + + - Immediately inside parentheses, brackets or braces. + + - Immediately before a comma, semicolon, or colon. + + Okay: spam(ham[1], {eggs: 2}) + E201: spam( ham[1], {eggs: 2}) + E201: spam(ham[ 1], {eggs: 2}) + E201: spam(ham[1], { eggs: 2}) + E202: spam(ham[1], {eggs: 2} ) + E202: spam(ham[1 ], {eggs: 2}) + E202: spam(ham[1], {eggs: 2 }) + + E203: if x == 4: print x, y; x, y = y , x + E203: if x == 4: print x, y ; x, y = y, x + E203: if x == 4 : print x, y; x, y = y, x + """ + line = logical_line + for match in EXTRANEOUS_WHITESPACE_REGEX.finditer(line): + text = match.group() + char = text.strip() + found = match.start() + if text == char + ' ': + # assert char in '([{' + yield found + 1, "E201 whitespace after '%s'" % char + elif line[found - 1] != ',': + code = ('E202' if char in '}])' else 'E203') # if char in ',;:' + yield found, "%s whitespace before '%s'" % (code, char) + + +def whitespace_around_keywords(logical_line): + r""" + Avoid extraneous whitespace around keywords. + + Okay: True and False + E271: True and False + E272: True and False + E273: True and\tFalse + E274: True\tand False + """ + for match in KEYWORD_REGEX.finditer(logical_line): + before, after = match.groups() + + if '\t' in before: + yield match.start(1), "E274 tab before keyword" + elif len(before) > 1: + yield match.start(1), "E272 multiple spaces before keyword" + + if '\t' in after: + yield match.start(2), "E273 tab after keyword" + elif len(after) > 1: + yield match.start(2), "E271 multiple spaces after keyword" + + +def missing_whitespace(logical_line): + """ + JCR: Each comma, semicolon or colon should be followed by whitespace. + + Okay: [a, b] + Okay: (3,) + Okay: a[1:4] + Okay: a[:4] + Okay: a[1:] + Okay: a[1:4:2] + E231: ['a','b'] + E231: foo(bar,baz) + """ + line = logical_line + for index in range(len(line) - 1): + char = line[index] + if char in ',;:' and line[index + 1] not in WHITESPACE: + before = line[:index] + if char == ':' and before.count('[') > before.count(']'): + continue # Slice syntax, no space required + if char == ',' and line[index + 1] == ')': + continue # Allow tuple with only one element: (3,) + yield index, "E231 missing whitespace after '%s'" % char + + +def indentation(logical_line, previous_logical, indent_char, + indent_level, previous_indent_level): + r""" + Use 4 spaces per indentation level. + + For really old code that you don't want to mess up, you can continue to + use 8-space tabs. + + Okay: a = 1 + Okay: if a == 0:\n a = 1 + E111: a = 1 + + Okay: for item in items:\n pass + E112: for item in items:\npass + + Okay: a = 1\nb = 2 + E113: a = 1\n b = 2 + """ + if indent_char == ' ' and indent_level % 4: + yield 0, "E111 indentation is not a multiple of four" + indent_expect = previous_logical.endswith(':') + if indent_expect and indent_level <= previous_indent_level: + yield 0, "E112 expected an indented block" + if indent_level > previous_indent_level and not indent_expect: + yield 0, "E113 unexpected indentation" + + +def continuation_line_indentation(logical_line, tokens, indent_level, verbose): + r""" + Continuation lines should align wrapped elements either vertically using + Python's implicit line joining inside parentheses, brackets and braces, or + using a hanging indent. + + When using a hanging indent the following considerations should be applied: + + - there should be no arguments on the first line, and + + - further indentation should be used to clearly distinguish itself as a + continuation line. + + Okay: a = (\n) + E123: a = (\n ) + + Okay: a = (\n 42) + E121: a = (\n 42) + E122: a = (\n42) + E123: a = (\n 42\n ) + E124: a = (24,\n 42\n) + E125: if (a or\n b):\n pass + E126: a = (\n 42) + E127: a = (24,\n 42) + E128: a = (24,\n 42) + """ + first_row = tokens[0][2][0] + nrows = 1 + tokens[-1][2][0] - first_row + if nrows == 1: + return + + # indent_next tells us whether the next block is indented; assuming + # that it is indented by 4 spaces, then we should not allow 4-space + # indents on the final continuation line; in turn, some other + # indents are allowed to have an extra 4 spaces. + indent_next = logical_line.endswith(':') + + row = depth = 0 + # remember how many brackets were opened on each line + parens = [0] * nrows + # relative indents of physical lines + rel_indent = [0] * nrows + # visual indents + indent = [indent_level] + indent_chances = {} + last_indent = (0, 0) + if verbose >= 3: + print((">>> " + tokens[0][4].rstrip())) + + for token_type, text, start, end, line in tokens: + newline = row < start[0] - first_row + if newline: + row = start[0] - first_row + newline = (not last_token_multiline and + token_type not in (tokenize.NL, tokenize.NEWLINE)) + + if newline: + # this is the beginning of a continuation line. + last_indent = start + if verbose >= 3: + print(("... " + line.rstrip())) + + # record the initial indent. + rel_indent[row] = start[1] - indent_level + + if depth: + # a bracket expression in a continuation line. + # find the line that it was opened on + for open_row in range(row - 1, -1, -1): + if parens[open_row]: + break + else: + # an unbracketed continuation line (ie, backslash) + open_row = 0 + hang = rel_indent[row] - rel_indent[open_row] + visual_indent = indent_chances.get(start[1]) + + if token_type == tokenize.OP and text in ']})': + # this line starts with a closing bracket + if indent[depth]: + if start[1] != indent[depth]: + yield (start, 'E124 closing bracket does not match ' + 'visual indentation') + elif hang: + yield (start, 'E123 closing bracket does not match ' + 'indentation of opening bracket\'s line') + elif visual_indent is True: + # visual indent is verified + if not indent[depth]: + indent[depth] = start[1] + elif visual_indent in (text, str): + # ignore token lined up with matching one from a previous line + pass + elif indent[depth] and start[1] < indent[depth]: + # visual indent is broken + yield (start, 'E128 continuation line ' + 'under-indented for visual indent') + elif hang == 4 or (indent_next and rel_indent[row] == 8): + # hanging indent is verified + pass + else: + # indent is broken + if hang <= 0: + error = 'E122', 'missing indentation or outdented' + elif indent[depth]: + error = 'E127', 'over-indented for visual indent' + elif hang % 4: + error = 'E121', 'indentation is not a multiple of four' + else: + error = 'E126', 'over-indented for hanging indent' + yield start, "%s continuation line %s" % error + + # look for visual indenting + if parens[row] and token_type != tokenize.NL and not indent[depth]: + indent[depth] = start[1] + indent_chances[start[1]] = True + if verbose >= 4: + print(("bracket depth %s indent to %s" % (depth, start[1]))) + # deal with implicit string concatenation + elif token_type == tokenize.STRING or text in ('u', 'ur', 'b', 'br'): + indent_chances[start[1]] = str + + # keep track of bracket depth + if token_type == tokenize.OP: + if text in '([{': + depth += 1 + indent.append(0) + parens[row] += 1 + if verbose >= 4: + print(("bracket depth %s seen, col %s, visual min = %s" % + (depth, start[1], indent[depth]))) + elif text in ')]}' and depth > 0: + # parent indents should not be more than this one + prev_indent = indent.pop() or last_indent[1] + for d in range(depth): + if indent[d] > prev_indent: + indent[d] = 0 + for ind in list(indent_chances): + if ind >= prev_indent: + del indent_chances[ind] + depth -= 1 + if depth: + indent_chances[indent[depth]] = True + for idx in range(row, -1, -1): + if parens[idx]: + parens[idx] -= 1 + break + assert len(indent) == depth + 1 + if start[1] not in indent_chances: + # allow to line up tokens + indent_chances[start[1]] = text + + last_token_multiline = (start[0] != end[0]) + + if indent_next and rel_indent[-1] == 4: + yield (last_indent, "E125 continuation line does not distinguish " + "itself from next logical line") + + +def whitespace_before_parameters(logical_line, tokens): + """ + Avoid extraneous whitespace in the following situations: + + - Immediately before the open parenthesis that starts the argument + list of a function call. + + - Immediately before the open parenthesis that starts an indexing or + slicing. + + Okay: spam(1) + E211: spam (1) + + Okay: dict['key'] = list[index] + E211: dict ['key'] = list[index] + E211: dict['key'] = list [index] + """ + prev_type = tokens[0][0] + prev_text = tokens[0][1] + prev_end = tokens[0][3] + for index in range(1, len(tokens)): + token_type, text, start, end, line = tokens[index] + if (token_type == tokenize.OP and + text in '([' and + start != prev_end and + (prev_type == tokenize.NAME or prev_text in '}])') and + # Syntax "class A (B):" is allowed, but avoid it + (index < 2 or tokens[index - 2][1] != 'class') and + # Allow "return (a.foo for a in range(5))" + not keyword.iskeyword(prev_text)): + yield prev_end, "E211 whitespace before '%s'" % text + prev_type = token_type + prev_text = text + prev_end = end + + +def whitespace_around_operator(logical_line): + r""" + Avoid extraneous whitespace in the following situations: + + - More than one space around an assignment (or other) operator to + align it with another. + + Okay: a = 12 + 3 + E221: a = 4 + 5 + E222: a = 4 + 5 + E223: a = 4\t+ 5 + E224: a = 4 +\t5 + """ + for match in OPERATOR_REGEX.finditer(logical_line): + before, after = match.groups() + + if '\t' in before: + yield match.start(1), "E223 tab before operator" + elif len(before) > 1: + yield match.start(1), "E221 multiple spaces before operator" + + if '\t' in after: + yield match.start(2), "E224 tab after operator" + elif len(after) > 1: + yield match.start(2), "E222 multiple spaces after operator" + + +def missing_whitespace_around_operator(logical_line, tokens): + r""" + - Always surround these binary operators with a single space on + either side: assignment (=), augmented assignment (+=, -= etc.), + comparisons (==, <, >, !=, <>, <=, >=, in, not in, is, is not), + Booleans (and, or, not). + + - Use spaces around arithmetic operators. + + Okay: i = i + 1 + Okay: submitted += 1 + Okay: x = x * 2 - 1 + Okay: hypot2 = x * x + y * y + Okay: c = (a + b) * (a - b) + Okay: foo(bar, key='word', *args, **kwargs) + Okay: baz(**kwargs) + Okay: negative = -1 + Okay: spam(-1) + Okay: alpha[:-i] + Okay: if not -5 < x < +5:\n pass + Okay: lambda *args, **kw: (args, kw) + + E225: i=i+1 + E225: submitted +=1 + E225: x = x*2 - 1 + E225: hypot2 = x*x + y*y + E225: c = (a+b) * (a-b) + E225: c = alpha -4 + E225: z = x **y + """ + parens = 0 + need_space = False + prev_type = tokenize.OP + prev_text = prev_end = None + for token_type, text, start, end, line in tokens: + if token_type in (tokenize.NL, tokenize.NEWLINE, tokenize.ERRORTOKEN): + # ERRORTOKEN is triggered by backticks in Python 3000 + continue + if text in ('(', 'lambda'): + parens += 1 + elif text == ')': + parens -= 1 + if need_space: + if start != prev_end: + need_space = False + elif text == '>' and prev_text in ('<', '-'): + # Tolerate the "<>" operator, even if running Python 3 + # Deal with Python 3's annotated return value "->" + pass + else: + yield prev_end, "E225 missing whitespace around operator" + need_space = False + elif token_type == tokenize.OP and prev_end is not None: + if text == '=' and parens: + # Allow keyword args or defaults: foo(bar=None). + pass + elif text in BINARY_OPERATORS: + need_space = True + elif text in UNARY_OPERATORS: + # Allow unary operators: -123, -x, +1. + # Allow argument unpacking: foo(*args, **kwargs). + if prev_type == tokenize.OP: + if prev_text in '}])': + need_space = True + elif prev_type == tokenize.NAME: + if prev_text not in KEYWORDS: + need_space = True + elif prev_type not in SKIP_TOKENS: + need_space = True + if need_space and start == prev_end: + yield prev_end, "E225 missing whitespace around operator" + need_space = False + prev_type = token_type + prev_text = text + prev_end = end + + +def whitespace_around_comma(logical_line): + r""" + Avoid extraneous whitespace in the following situations: + + - More than one space around an assignment (or other) operator to + align it with another. + + Note: these checks are disabled by default + + Okay: a = (1, 2) + E241: a = (1, 2) + E242: a = (1,\t2) + """ + line = logical_line + for m in WHITESPACE_AFTER_COMMA_REGEX.finditer(line): + found = m.start() + 1 + if '\t' in m.group(): + yield found, "E242 tab after '%s'" % m.group()[0] + else: + yield found, "E241 multiple spaces after '%s'" % m.group()[0] + + +def whitespace_around_named_parameter_equals(logical_line, tokens): + """ + Don't use spaces around the '=' sign when used to indicate a + keyword argument or a default parameter value. + + Okay: def complex(real, imag=0.0): + Okay: return magic(r=real, i=imag) + Okay: boolean(a == b) + Okay: boolean(a != b) + Okay: boolean(a <= b) + Okay: boolean(a >= b) + + E251: def complex(real, imag = 0.0): + E251: return magic(r = real, i = imag) + """ + parens = 0 + no_space = False + prev_end = None + for token_type, text, start, end, line in tokens: + if no_space: + no_space = False + if start != prev_end: + yield (prev_end, + "E251 no spaces around keyword / parameter equals") + elif token_type == tokenize.OP: + if text == '(': + parens += 1 + elif text == ')': + parens -= 1 + elif parens and text == '=': + no_space = True + if start != prev_end: + yield (prev_end, + "E251 no spaces around keyword / parameter equals") + prev_end = end + + +def whitespace_before_inline_comment(logical_line, tokens): + """ + Separate inline comments by at least two spaces. + + An inline comment is a comment on the same line as a statement. Inline + comments should be separated by at least two spaces from the statement. + They should start with a # and a single space. + + Okay: x = x + 1 # Increment x + Okay: x = x + 1 # Increment x + E261: x = x + 1 # Increment x + E262: x = x + 1 #Increment x + E262: x = x + 1 # Increment x + """ + prev_end = (0, 0) + for token_type, text, start, end, line in tokens: + if token_type == tokenize.COMMENT: + if not line[:start[1]].strip(): + continue + if prev_end[0] == start[0] and start[1] < prev_end[1] + 2: + yield (prev_end, + "E261 at least two spaces before inline comment") + if text.startswith('# ') or not text.startswith('# '): + yield start, "E262 inline comment should start with '# '" + elif token_type != tokenize.NL: + prev_end = end + + +def imports_on_separate_lines(logical_line): + r""" + Imports should usually be on separate lines. + + Okay: import os\nimport sys + E401: import sys, os + + Okay: from subprocess import Popen, PIPE + Okay: from myclas import MyClass + Okay: from foo.bar.yourclass import YourClass + Okay: import myclass + Okay: import foo.bar.yourclass + """ + line = logical_line + if line.startswith('import '): + found = line.find(',') + if -1 < found: + yield found, "E401 multiple imports on one line" + + +def compound_statements(logical_line): + r""" + Compound statements (multiple statements on the same line) are + generally discouraged. + + While sometimes it's okay to put an if/for/while with a small body + on the same line, never do this for multi-clause statements. Also + avoid folding such long lines! + + Okay: if foo == 'blah':\n do_blah_thing() + Okay: do_one() + Okay: do_two() + Okay: do_three() + + E701: if foo == 'blah': do_blah_thing() + E701: for x in lst: total += x + E701: while t < 10: t = delay() + E701: if foo == 'blah': do_blah_thing() + E701: else: do_non_blah_thing() + E701: try: something() + E701: finally: cleanup() + E701: if foo == 'blah': one(); two(); three() + + E702: do_one(); do_two(); do_three() + """ + line = logical_line + found = line.find(':') + if -1 < found < len(line) - 1: + before = line[:found] + if (before.count('{') <= before.count('}') and # {'a': 1} (dict) + before.count('[') <= before.count(']') and # [1:2] (slice) + before.count('(') <= before.count(')') and # (Python 3 annotation) + not LAMBDA_REGEX.search(before)): # lambda x: x + yield found, "E701 multiple statements on one line (colon)" + found = line.find(';') + if -1 < found: + yield found, "E702 multiple statements on one line (semicolon)" + + +def explicit_line_join(logical_line, tokens): + r""" + Avoid explicit line join between brackets. + + The preferred way of wrapping long lines is by using Python's implied line + continuation inside parentheses, brackets and braces. Long lines can be + broken over multiple lines by wrapping expressions in parentheses. These + should be used in preference to using a backslash for line continuation. + + E502: aaa = [123, \\n 123] + E502: aaa = ("bbb " \\n "ccc") + + Okay: aaa = [123,\n 123] + Okay: aaa = ("bbb "\n "ccc") + Okay: aaa = "bbb " \\n "ccc" + """ + prev_start = prev_end = parens = 0 + for token_type, text, start, end, line in tokens: + if start[0] != prev_start and parens and backslash: + yield backslash, "E502 the backslash is redundant between brackets" + if end[0] != prev_end: + if line.rstrip('\r\n').endswith('\\'): + backslash = (end[0], len(line.splitlines()[-1]) - 1) + else: + backslash = None + prev_start = prev_end = end[0] + else: + prev_start = start[0] + if token_type == tokenize.OP: + if text in '([{': + parens += 1 + elif text in ')]}': + parens -= 1 + + +def comparison_to_singleton(logical_line): + """ + Comparisons to singletons like None should always be done + with "is" or "is not", never the equality operators. + + Okay: if arg is not None: + E711: if arg != None: + E712: if arg == True: + + Also, beware of writing if x when you really mean if x is not None -- + e.g. when testing whether a variable or argument that defaults to None was + set to some other value. The other value might have a type (such as a + container) that could be false in a boolean context! + """ + match = COMPARE_SINGLETON_REGEX.search(logical_line) + if match: + same = (match.group(1) == '==') + singleton = match.group(2) + msg = "'if cond is %s:'" % (('' if same else 'not ') + singleton) + if singleton in ('None',): + code = 'E711' + else: + code = 'E712' + nonzero = ((singleton == 'True' and same) or + (singleton == 'False' and not same)) + msg += " or 'if %scond:'" % ('' if nonzero else 'not ') + yield match.start(1), ("%s comparison to %s should be %s" % + (code, singleton, msg)) + + +def comparison_type(logical_line): + """ + Object type comparisons should always use isinstance() instead of + comparing types directly. + + Okay: if isinstance(obj, int): + E721: if type(obj) is type(1): + + When checking if an object is a string, keep in mind that it might be a + unicode string too! In Python 2.3, str and unicode have a common base + class, basestring, so you can do: + + Okay: if isinstance(obj, basestring): + Okay: if type(a1) is type(b1): + """ + match = COMPARE_TYPE_REGEX.search(logical_line) + if match: + inst = match.group(3) + if inst and isidentifier(inst) and inst not in SINGLETONS: + return # Allow comparison for types which are not obvious + yield match.start(1), "E721 do not compare types, use 'isinstance()'" + + +def python_3000_has_key(logical_line): + r""" + The {}.has_key() method will be removed in the future version of + Python. Use the 'in' operation instead. + + Okay: if "alph" in d:\n print d["alph"] + W601: assert d.has_key('alph') + """ + pos = logical_line.find('.has_key(') + if pos > -1: + yield pos, "W601 .has_key() is deprecated, use 'in'" + + +def python_3000_raise_comma(logical_line): + """ + When raising an exception, use "raise ValueError('message')" + instead of the older form "raise ValueError, 'message'". + + The paren-using form is preferred because when the exception arguments + are long or include string formatting, you don't need to use line + continuation characters thanks to the containing parentheses. The older + form will be removed in Python 3000. + + Okay: raise DummyError("Message") + W602: raise DummyError, "Message" + """ + match = RAISE_COMMA_REGEX.match(logical_line) + if match and not RERAISE_COMMA_REGEX.match(logical_line): + yield match.start(1), "W602 deprecated form of raising exception" + + +def python_3000_not_equal(logical_line): + """ + != can also be written <>, but this is an obsolete usage kept for + backwards compatibility only. New code should always use !=. + The older syntax is removed in Python 3000. + + Okay: if a != 'no': + W603: if a <> 'no': + """ + pos = logical_line.find('<>') + if pos > -1: + yield pos, "W603 '<>' is deprecated, use '!='" + + +def python_3000_backticks(logical_line): + """ + Backticks are removed in Python 3000. + Use repr() instead. + + Okay: val = repr(1 + 2) + W604: val = `1 + 2` + """ + pos = logical_line.find('`') + if pos > -1: + yield pos, "W604 backticks are deprecated, use 'repr()'" + + +############################################################################## +# Helper functions +############################################################################## + + +if '' == ''.encode(): + # Python 2: implicit encoding. + def readlines(filename): + f = open(filename) + try: + return f.readlines() + finally: + f.close() + + isidentifier = re.compile(r'[a-zA-Z_]\w*').match + stdin_get_value = sys.stdin.read +else: + # Python 3 + def readlines(filename): + f = open(filename, 'rb') + try: + coding, lines = tokenize.detect_encoding(f.readline) + f = TextIOWrapper(f, coding, line_buffering=True) + return [l.decode(coding) for l in lines] + f.readlines() + except (LookupError, SyntaxError, UnicodeError): + f.close() + # Fall back if files are improperly declared + f = open(filename, encoding='latin-1') + return f.readlines() + finally: + f.close() + + isidentifier = str.isidentifier + stdin_get_value = TextIOWrapper(sys.stdin.buffer, errors='ignore').read +readlines.__doc__ = " Read the source code." + + +def expand_indent(line): + r""" + Return the amount of indentation. + Tabs are expanded to the next multiple of 8. + + >>> expand_indent(' ') + 4 + >>> expand_indent('\t') + 8 + >>> expand_indent(' \t') + 8 + >>> expand_indent(' \t') + 8 + >>> expand_indent(' \t') + 16 + """ + if '\t' not in line: + return len(line) - len(line.lstrip()) + result = 0 + for char in line: + if char == '\t': + result = result // 8 * 8 + 8 + elif char == ' ': + result += 1 + else: + break + return result + + +def mute_string(text): + """ + Replace contents with 'xxx' to prevent syntax matching. + + >>> mute_string('"abc"') + '"xxx"' + >>> mute_string("'''abc'''") + "'''xxx'''" + >>> mute_string("r'abc'") + "r'xxx'" + """ + # String modifiers (e.g. u or r) + start = text.index(text[-1]) + 1 + end = len(text) - 1 + # Triple quotes + if text[-3:] in ('"""', "'''"): + start += 2 + end -= 2 + return text[:start] + 'x' * (end - start) + text[end:] + + +def parse_udiff(diff, patterns=None, parent='.'): + rv = {} + path = nrows = None + for line in diff.splitlines(): + if nrows: + if line[:1] != '-': + nrows -= 1 + continue + if line[:3] == '@@ ': + row, nrows = [int(g) for g in HUNK_REGEX.match(line).groups()] + rv[path].update(list(range(row, row + nrows))) + elif line[:3] == '+++': + path = line[4:].split('\t', 1)[0] + if path[:2] == 'b/': + path = path[2:] + rv[path] = set() + return dict([(os.path.join(parent, path), rows) + for (path, rows) in list(rv.items()) + if rows and filename_match(path, patterns)]) + + +def filename_match(filename, patterns, default=True): + """ + Check if patterns contains a pattern that matches filename. + If patterns is unspecified, this always returns True. + """ + if not patterns: + return default + return any(fnmatch(filename, pattern) for pattern in patterns) + + +############################################################################## +# Framework to run all checks +############################################################################## + + +def find_checks(argument_name): + """ + Find all globally visible functions where the first argument name + starts with argument_name. + """ + for name, function in list(globals().items()): + if not inspect.isfunction(function): + continue + args = inspect.getargspec(function)[0] + if args and args[0].startswith(argument_name): + codes = ERRORCODE_REGEX.findall(function.__doc__ or '') + yield name, codes, function, args + + +class Checker(object): + """ + Load a Python source file, tokenize it, check coding style. + """ + + def __init__(self, filename, lines=None, + options=None, report=None, **kwargs): + if options is None: + options = StyleGuide(kwargs).options + else: + assert not kwargs + self._io_error = None + self._physical_checks = options.physical_checks + self._logical_checks = options.logical_checks + self.max_line_length = options.max_line_length + self.verbose = options.verbose + self.filename = filename + if filename is None: + self.filename = 'stdin' + self.lines = lines or [] + elif lines is None: + try: + self.lines = readlines(filename) + except IOError: + exc_type, exc = sys.exc_info()[:2] + self._io_error = '%s: %s' % (exc_type.__name__, exc) + self.lines = [] + else: + self.lines = lines + self.report = report or options.report + self.report_error = self.report.error + + def readline(self): + """ + Get the next line from the input buffer. + """ + self.line_number += 1 + if self.line_number > len(self.lines): + return '' + return self.lines[self.line_number - 1] + + def readline_check_physical(self): + """ + Check and return the next physical line. This method can be + used to feed tokenize.generate_tokens. + """ + line = self.readline() + if line: + self.check_physical(line) + return line + + def run_check(self, check, argument_names): + """ + Run a check plugin. + """ + arguments = [] + for name in argument_names: + arguments.append(getattr(self, name)) + return check(*arguments) + + def check_physical(self, line): + """ + Run all physical checks on a raw input line. + """ + self.physical_line = line + if self.indent_char is None and line[:1] in WHITESPACE: + self.indent_char = line[0] + for name, check, argument_names in self._physical_checks: + result = self.run_check(check, argument_names) + if result is not None: + offset, text = result + self.report_error(self.line_number, offset, text, check) + + def build_tokens_line(self): + """ + Build a logical line from tokens. + """ + self.mapping = [] + logical = [] + length = 0 + previous = None + for token in self.tokens: + token_type, text = token[0:2] + if token_type in SKIP_TOKENS: + continue + if token_type == tokenize.STRING: + text = mute_string(text) + if previous: + end_row, end = previous[3] + start_row, start = token[2] + if end_row != start_row: # different row + prev_text = self.lines[end_row - 1][end - 1] + if prev_text == ',' or (prev_text not in '{[(' + and text not in '}])'): + logical.append(' ') + length += 1 + elif end != start: # different column + fill = self.lines[end_row - 1][end:start] + logical.append(fill) + length += len(fill) + self.mapping.append((length, token)) + logical.append(text) + length += len(text) + previous = token + self.logical_line = ''.join(logical) + assert self.logical_line.strip() == self.logical_line + + def check_logical(self): + """ + Build a line from tokens and run all logical checks on it. + """ + self.build_tokens_line() + self.report.increment_logical_line() + first_line = self.lines[self.mapping[0][1][2][0] - 1] + indent = first_line[:self.mapping[0][1][2][1]] + self.previous_indent_level = self.indent_level + self.indent_level = expand_indent(indent) + if self.verbose >= 2: + print((self.logical_line[:80].rstrip())) + for name, check, argument_names in self._logical_checks: + if self.verbose >= 4: + print((' ' + name)) + for result in self.run_check(check, argument_names): + offset, text = result + if isinstance(offset, tuple): + orig_number, orig_offset = offset + else: + for token_offset, token in self.mapping: + if offset >= token_offset: + orig_number = token[2][0] + orig_offset = (token[2][1] + offset - token_offset) + self.report_error(orig_number, orig_offset, text, check) + self.previous_logical = self.logical_line + + def generate_tokens(self): + if self._io_error: + self.report_error(1, 0, 'E902 %s' % self._io_error, readlines) + tokengen = tokenize.generate_tokens(self.readline_check_physical) + try: + for token in tokengen: + yield token + except (SyntaxError, tokenize.TokenError): + exc_type, exc = sys.exc_info()[:2] + offset = exc.args[1] + if len(offset) > 2: + offset = offset[1:3] + self.report_error(offset[0], offset[1], + 'E901 %s: %s' % (exc_type.__name__, exc.args[0]), + self.generate_tokens) + generate_tokens.__doc__ = " Check if the syntax is valid." + + def check_all(self, expected=None, line_offset=0): + """ + Run all checks on the input file. + """ + self.report.init_file(self.filename, self.lines, expected, line_offset) + self.line_number = 0 + self.indent_char = None + self.indent_level = 0 + self.previous_logical = '' + self.tokens = [] + self.blank_lines = blank_lines_before_comment = 0 + parens = 0 + for token in self.generate_tokens(): + self.tokens.append(token) + token_type, text = token[0:2] + if self.verbose >= 3: + if token[2][0] == token[3][0]: + pos = '[%s:%s]' % (token[2][1] or '', token[3][1]) + else: + pos = 'l.%s' % token[3][0] + print(('l.%s\t%s\t%s\t%r' % + (token[2][0], pos, tokenize.tok_name[token[0]], text))) + if token_type == tokenize.COMMENT or token_type == tokenize.STRING: + for sre in re.finditer(r"[:.;,] ?[A-Za-z]", text): + pos = sre.span()[0] + part = text[:pos] + line = token[2][0] + part.count('\n') + offset = 0 if part.count('\n') > 0 else token[2][1] + col = offset + pos - part.rfind('\n') + 1 + if sre.group(0)[0] == '.': + self.report_error(line, col, + 'E289 Too many spaces after period. Use only one.', + check=None) + elif sre.group(0)[0] == ',': + self.report_error(line, col, + 'E288 Too many spaces after comma. Use only one.', + check=None) + else: + self.report_error(line, col, + 'E287 Too many spaces after punctuation. ' + 'Use only one.', + check=None) + if token_type == tokenize.OP: + if text in '([{': + parens += 1 + elif text in '}])': + parens -= 1 + elif not parens: + if token_type == tokenize.NEWLINE: + if self.blank_lines < blank_lines_before_comment: + self.blank_lines = blank_lines_before_comment + self.check_logical() + self.tokens = [] + self.blank_lines = blank_lines_before_comment = 0 + elif token_type == tokenize.NL: + if len(self.tokens) == 1: + # The physical line contains only this token. + self.blank_lines += 1 + self.tokens = [] + elif token_type == tokenize.COMMENT and len(self.tokens) == 1: + if blank_lines_before_comment < self.blank_lines: + blank_lines_before_comment = self.blank_lines + self.blank_lines = 0 + if COMMENT_WITH_NL: + # The comment also ends a physical line + self.tokens = [] + if self.blank_lines > 1: + self.report_error(token[2][0],0, + 'E389 File ends in multiple blank lines', + check=None) + + return self.report.get_file_results() + + +class BaseReport(object): + """Collect the results of the checks.""" + print_filename = False + + def __init__(self, options): + self._benchmark_keys = options.benchmark_keys + self._ignore_code = options.ignore_code + # Results + self.elapsed = 0 + self.total_errors = 0 + self.counters = dict.fromkeys(self._benchmark_keys, 0) + self.messages = {} + + def start(self): + """Start the timer.""" + self._start_time = time.time() + + def stop(self): + """Stop the timer.""" + self.elapsed = time.time() - self._start_time + + def init_file(self, filename, lines, expected, line_offset): + """Signal a new file.""" + self.filename = filename + self.lines = lines + self.expected = expected or () + self.line_offset = line_offset + self.file_errors = 0 + self.counters['files'] += 1 + self.counters['physical lines'] += len(lines) + + def increment_logical_line(self): + """Signal a new logical line.""" + self.counters['logical lines'] += 1 + + def error(self, line_number, offset, text, check): + """Report an error, according to options.""" + code = text[:4] + if self._ignore_code(code): + return + if code in self.counters: + self.counters[code] += 1 + else: + self.counters[code] = 1 + self.messages[code] = text[5:] + # Don't care about expected errors or warnings + if code in self.expected: + return + if self.print_filename and not self.file_errors: + print((self.filename)) + self.file_errors += 1 + self.total_errors += 1 + return code + + def get_file_results(self): + """Return the count of errors and warnings for this file.""" + return self.file_errors + + def get_count(self, prefix=''): + """Return the total count of errors and warnings.""" + return sum([self.counters[key] + for key in self.messages if key.startswith(prefix)]) + + def get_statistics(self, prefix=''): + """ + Get statistics for message codes that start with the prefix. + + prefix='' matches all errors and warnings + prefix='E' matches all errors + prefix='W' matches all warnings + prefix='E4' matches all errors that have to do with imports + """ + return ['%-7s %s %s' % (self.counters[key], key, self.messages[key]) + for key in sorted(self.messages) if key.startswith(prefix)] + + def print_statistics(self, prefix=''): + """Print overall statistics (number of errors and warnings).""" + for line in self.get_statistics(prefix): + print(line) + + def print_benchmark(self): + """Print benchmark numbers.""" + print(('%-7.2f %s' % (self.elapsed, 'seconds elapsed'))) + if self.elapsed: + for key in self._benchmark_keys: + print(('%-7d %s per second (%d total)' % + (self.counters[key] / self.elapsed, key, + self.counters[key]))) + + +class FileReport(BaseReport): + print_filename = True + + +class StandardReport(BaseReport): + """Collect and print the results of the checks.""" + + def __init__(self, options): + super(StandardReport, self).__init__(options) + self._fmt = REPORT_FORMAT.get(options.format.lower(), + options.format) + self._repeat = options.repeat + self._show_source = options.show_source + self._show_pep8 = options.show_pep8 + + def error(self, line_number, offset, text, check): + """ + Report an error, according to options. + """ + code = super(StandardReport, self).error(line_number, offset, + text, check) + if code and (self.counters[code] == 1 or self._repeat): + print((self._fmt % { + 'path': self.filename, + 'row': self.line_offset + line_number, 'col': offset + 1, + 'code': code, 'text': text[5:], + })) + if self._show_source: + if line_number > len(self.lines): + line = '' + else: + line = self.lines[line_number - 1] + print((line.rstrip())) + print((' ' * offset + '^')) + if self._show_pep8 and check is not None: + print((check.__doc__.lstrip('\n').rstrip())) + return code + + +class DiffReport(StandardReport): + """Collect and print the results for the changed lines only.""" + + def __init__(self, options): + super(DiffReport, self).__init__(options) + self._selected = options.selected_lines + + def error(self, line_number, offset, text, check): + if line_number not in self._selected[self.filename]: + return + return super(DiffReport, self).error(line_number, offset, text, check) + + +class TestReport(StandardReport): + """Collect the results for the tests.""" + + def __init__(self, options): + options.benchmark_keys += ['test cases', 'failed tests'] + super(TestReport, self).__init__(options) + self._verbose = options.verbose + + def get_file_results(self): + # Check if the expected errors were found + label = '%s:%s:1' % (self.filename, self.line_offset) + codes = sorted(self.expected) + for code in codes: + if not self.counters.get(code): + self.file_errors += 1 + self.total_errors += 1 + print(('%s: error %s not found' % (label, code))) + if self._verbose and not self.file_errors: + print(('%s: passed (%s)' % + (label, ' '.join(codes) or 'Okay'))) + self.counters['test cases'] += 1 + if self.file_errors: + self.counters['failed tests'] += 1 + # Reset counters + for key in set(self.counters) - set(self._benchmark_keys): + del self.counters[key] + self.messages = {} + return self.file_errors + + def print_results(self): + results = ("%(physical lines)d lines tested: %(files)d files, " + "%(test cases)d test cases%%s." % self.counters) + if self.total_errors: + print((results % ", %s failures" % self.total_errors)) + else: + print((results % "")) + print(("Test failed." if self.total_errors else "Test passed.")) + + +class StyleGuide(object): + """Initialize a PEP-8 instance with few options.""" + + def __init__(self, *args, **kwargs): + # build options from the command line + parse_argv = kwargs.pop('parse_argv', False) + config_file = kwargs.pop('config_file', None) + options, self.paths = process_options(parse_argv=parse_argv, + config_file=config_file) + if args or kwargs: + # build options from dict + options_dict = dict(*args, **kwargs) + options.__dict__.update(options_dict) + if 'paths' in options_dict: + self.paths = options_dict['paths'] + + self.runner = self.input_file + self.options = options + + if not options.reporter: + options.reporter = BaseReport if options.quiet else StandardReport + + for index, value in enumerate(options.exclude): + options.exclude[index] = value.rstrip('/') + # Ignore all checks which are not explicitly selected + options.select = tuple(options.select or ()) + options.ignore = tuple(options.ignore or options.select and ('',)) + options.benchmark_keys = BENCHMARK_KEYS[:] + options.ignore_code = self.ignore_code + options.physical_checks = self.get_checks('physical_line') + options.logical_checks = self.get_checks('logical_line') + self.init_report() + + def init_report(self, reporter=None): + """Initialize the report instance.""" + self.options.report = (reporter or self.options.reporter)(self.options) + return self.options.report + + def check_files(self, paths=None): + """Run all checks on the paths.""" + if paths is None: + paths = self.paths + report = self.options.report + runner = self.runner + report.start() + for path in paths: + if os.path.isdir(path): + self.input_dir(path) + elif not self.excluded(path): + runner(path) + report.stop() + return report + + def input_file(self, filename, lines=None, expected=None, line_offset=0): + """Run all checks on a Python source file.""" + if self.options.verbose: + print(('checking %s' % filename)) + fchecker = Checker(filename, lines=lines, options=self.options) + return fchecker.check_all(expected=expected, line_offset=line_offset) + + def input_dir(self, dirname): + """Check all files in this directory and all subdirectories.""" + dirname = dirname.rstrip('/') + if self.excluded(dirname): + return 0 + counters = self.options.report.counters + verbose = self.options.verbose + filepatterns = self.options.filename + runner = self.runner + for root, dirs, files in os.walk(dirname): + if verbose: + print(('directory ' + root)) + counters['directories'] += 1 + for subdir in sorted(dirs): + if self.excluded(subdir): + dirs.remove(subdir) + for filename in sorted(files): + # contain a pattern that matches? + if ((filename_match(filename, filepatterns) and + not self.excluded(filename))): + runner(os.path.join(root, filename)) + + def excluded(self, filename): + """ + Check if options.exclude contains a pattern that matches filename. + """ + basename = os.path.basename(filename) + return filename_match(basename, self.options.exclude, default=False) + + def ignore_code(self, code): + """ + Check if the error code should be ignored. + + If 'options.select' contains a prefix of the error code, + return False. Else, if 'options.ignore' contains a prefix of + the error code, return True. + """ + return (code.startswith(self.options.ignore) and + not code.startswith(self.options.select)) + + def get_checks(self, argument_name): + """ + Find all globally visible functions where the first argument name + starts with argument_name and which contain selected tests. + """ + checks = [] + for name, codes, function, args in find_checks(argument_name): + if any(not (code and self.ignore_code(code)) for code in codes): + checks.append((name, function, args)) + return sorted(checks) + + +def init_tests(pep8style): + """ + Initialize testing framework. + + A test file can provide many tests. Each test starts with a + declaration. This declaration is a single line starting with '#:'. + It declares codes of expected failures, separated by spaces or 'Okay' + if no failure is expected. + If the file does not contain such declaration, it should pass all + tests. If the declaration is empty, following lines are not checked, + until next declaration. + + Examples: + + * Only E224 and W701 are expected: #: E224 W701 + * Following example is conform: #: Okay + * Don't check these lines: #: + """ + report = pep8style.init_report(TestReport) + runner = pep8style.input_file + + def run_tests(filename): + """Run all the tests from a file.""" + lines = readlines(filename) + ['#:\n'] + line_offset = 0 + codes = ['Okay'] + testcase = [] + count_files = report.counters['files'] + for index, line in enumerate(lines): + if not line.startswith('#:'): + if codes: + # Collect the lines of the test case + testcase.append(line) + continue + if codes and index: + codes = [c for c in codes if c != 'Okay'] + # Run the checker + runner(filename, testcase, expected=codes, + line_offset=line_offset) + # output the real line numbers + line_offset = index + 1 + # configure the expected errors + codes = line.split()[1:] + # empty the test case buffer + del testcase[:] + report.counters['files'] = count_files + 1 + return report.counters['failed tests'] + + pep8style.runner = run_tests + + +def selftest(options): + """ + Test all check functions with test cases in docstrings. + """ + count_failed = count_all = 0 + report = BaseReport(options) + counters = report.counters + checks = options.physical_checks + options.logical_checks + for name, check, argument_names in checks: + for line in check.__doc__.splitlines(): + line = line.lstrip() + match = SELFTEST_REGEX.match(line) + if match is None: + continue + code, source = match.groups() + checker = Checker(None, options=options, report=report) + for part in source.split(r'\n'): + part = part.replace(r'\t', '\t') + part = part.replace(r'\s', ' ') + checker.lines.append(part + '\n') + checker.check_all() + error = None + if code == 'Okay': + if len(counters) > len(options.benchmark_keys): + codes = [key for key in counters + if key not in options.benchmark_keys] + error = "incorrectly found %s" % ', '.join(codes) + elif not counters.get(code): + error = "failed to find %s" % code + # Keep showing errors for multiple tests + for key in set(counters) - set(options.benchmark_keys): + del counters[key] + report.messages = {} + count_all += 1 + if not error: + if options.verbose: + print(("%s: %s" % (code, source))) + else: + count_failed += 1 + print(("%s: %s:" % (__file__, error))) + for line in checker.lines: + print((line.rstrip())) + return count_failed, count_all + + +def read_config(options, args, arglist, parser): + """Read both user configuration and local configuration.""" + config = RawConfigParser() + + user_conf = options.config + if user_conf and os.path.isfile(user_conf): + if options.verbose: + print(('user configuration: %s' % user_conf)) + config.read(user_conf) + + parent = tail = args and os.path.abspath(os.path.commonprefix(args)) + while tail: + local_conf = os.path.join(parent, '.pep8') + if os.path.isfile(local_conf): + if options.verbose: + print(('local configuration: %s' % local_conf)) + config.read(local_conf) + break + parent, tail = os.path.split(parent) + + if config.has_section('pep8'): + option_list = dict([(o.dest, o.type or o.action) + for o in parser.option_list]) + + # First, read the default values + new_options, _ = parser.parse_args([]) + + # Second, parse the configuration + for opt in config.options('pep8'): + if options.verbose > 1: + print((' %s = %s' % (opt, config.get('pep8', opt)))) + if opt.replace('_', '-') not in parser.config_options: + print(('Unknown option: \'%s\'\n not in [%s]' % + (opt, ' '.join(parser.config_options)))) + sys.exit(1) + normalized_opt = opt.replace('-', '_') + opt_type = option_list[normalized_opt] + if opt_type in ('int', 'count'): + value = config.getint('pep8', opt) + elif opt_type == 'string': + value = config.get('pep8', opt) + else: + assert opt_type in ('store_true', 'store_false') + value = config.getboolean('pep8', opt) + setattr(new_options, normalized_opt, value) + + # Third, overwrite with the command-line options + options, _ = parser.parse_args(arglist, values=new_options) + + return options + + +def process_options(arglist=None, parse_argv=False, config_file=None): + """Process options passed either via arglist or via command line args.""" + if not arglist and not parse_argv: + # Don't read the command line if the module is used as a library. + arglist = [] + if config_file is True: + config_file = DEFAULT_CONFIG + parser = OptionParser(version=__version__, + usage="%prog [options] input ...") + parser.config_options = [ + 'exclude', 'filename', 'select', 'ignore', 'max-line-length', 'count', + 'format', 'quiet', 'show-pep8', 'show-source', 'statistics', 'verbose'] + parser.add_option('-v', '--verbose', default=0, action='count', + help="print status messages, or debug with -vv") + parser.add_option('-q', '--quiet', default=0, action='count', + help="report only file names, or nothing with -qq") + parser.add_option('-r', '--repeat', default=True, action='store_true', + help="(obsolete) show all occurrences of the same error") + parser.add_option('--first', action='store_false', dest='repeat', + help="show first occurrence of each error") + parser.add_option('--exclude', metavar='patterns', default=DEFAULT_EXCLUDE, + help="exclude files or directories which match these " + "comma separated patterns (default: %default)") + parser.add_option('--filename', metavar='patterns', default='*.py', + help="when parsing directories, only check filenames " + "matching these comma separated patterns " + "(default: %default)") + parser.add_option('--select', metavar='errors', default='', + help="select errors and warnings (e.g. E,W6)") + parser.add_option('--ignore', metavar='errors', default='', + help="skip errors and warnings (e.g. E4,W)") + parser.add_option('--show-source', action='store_true', + help="show source code for each error") + parser.add_option('--show-pep8', action='store_true', + help="show text of PEP 8 for each error " + "(implies --first)") + parser.add_option('--statistics', action='store_true', + help="count errors and warnings") + parser.add_option('--count', action='store_true', + help="print total number of errors and warnings " + "to standard error and set exit code to 1 if " + "total is not null") + parser.add_option('--max-line-length', type='int', metavar='n', + default=MAX_LINE_LENGTH, + help="set maximum allowed line length " + "(default: %default)") + parser.add_option('--format', metavar='format', default='default', + help="set the error format [default|pylint|<custom>]") + parser.add_option('--diff', action='store_true', + help="report only lines changed according to the " + "unified diff received on STDIN") + group = parser.add_option_group("Testing Options") + group.add_option('--testsuite', metavar='dir', + help="run regression tests from dir") + group.add_option('--doctest', action='store_true', + help="run doctest on myself") + group.add_option('--benchmark', action='store_true', + help="measure processing speed") + group = parser.add_option_group("Configuration", description=( + "The project options are read from the [pep8] section of the .pep8 " + "file located in any parent folder of the path(s) being processed. " + "Allowed options are: %s." % ', '.join(parser.config_options))) + group.add_option('--config', metavar='path', default=config_file, + help="config file location (default: %default)") + + options, args = parser.parse_args(arglist) + options.reporter = None + + if options.testsuite: + args.append(options.testsuite) + elif not options.doctest: + if parse_argv and not args: + if os.path.exists('.pep8') or options.diff: + args = ['.'] + else: + parser.error('input not specified') + options = read_config(options, args, arglist, parser) + options.reporter = parse_argv and options.quiet == 1 and FileReport + + if options.filename: + options.filename = options.filename.split(',') + options.exclude = options.exclude.split(',') + if options.select: + options.select = options.select.split(',') + if options.ignore: + options.ignore = options.ignore.split(',') + elif not (options.select or + options.testsuite or options.doctest) and DEFAULT_IGNORE: + # The default choice: ignore controversial checks + # (for doctest and testsuite, all checks are required) + options.ignore = DEFAULT_IGNORE.split(',') + + if options.diff: + options.reporter = DiffReport + stdin = stdin_get_value() + options.selected_lines = parse_udiff(stdin, options.filename, args[0]) + args = sorted(options.selected_lines) + + return options, args + + +def _main(): + """Parse options and run checks on Python source.""" + pep8style = StyleGuide(parse_argv=True, config_file=True) + options = pep8style.options + if options.doctest: + import doctest + fail_d, done_d = doctest.testmod(report=False, verbose=options.verbose) + fail_s, done_s = selftest(options) + count_failed = fail_s + fail_d + if not options.quiet: + count_passed = done_d + done_s - count_failed + print(("%d passed and %d failed." % (count_passed, count_failed))) + print(("Test failed." if count_failed else "Test passed.")) + if count_failed: + sys.exit(1) + if options.testsuite: + init_tests(pep8style) + report = pep8style.check_files() + if options.statistics: + report.print_statistics() + if options.benchmark: + report.print_benchmark() + if options.testsuite and not options.quiet: + report.print_results() + if report.total_errors: + if options.count: + sys.stderr.write(str(report.total_errors) + '\n') + sys.exit(1) + + +if __name__ == '__main__': + _main() diff --git a/external/plyer/tools/pep8checker/pep8base.html b/external/plyer/tools/pep8checker/pep8base.html new file mode 100644 index 0000000..e69ca6f --- /dev/null +++ b/external/plyer/tools/pep8checker/pep8base.html @@ -0,0 +1,70 @@ +<html> + <head> + <title>Kivy Styleguide Check</title> + <style type="text/css"> + body, html + { + background: black 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') repeat; color: #2D3841; + font-weight: 100; + margin: 0; + } + + table + { + width: 100%%; + color: #BDC8D1; + } + + table th, + table td + { + padding: 8px; + } + + table tr:hover td + { + background-color: #393939; + } + + table th + { + background-color: #191919; + text-align: left !important; + } + + #header + { + clear: both; + padding: 0px 0px 10px 20px; + height: 150px; + } + + #wrapper + { + margin: auto; + width: 800px; + color: #BDC8D1; + } + + #wrapper h1 + { + background-color: #191919; + color: white; + letter-spacing: 2px; + margin: 0px; + padding: 8px 15px; + font-family: 'Lucida Grande',Calibri,Verdana,sans-serif; + font-weight: 100; + } + + .page-content { + padding: 20px; + background-color:#232323; + } + </style> + </head> + <body> + <div id="wrapper"> + <h1>Kivy Styleguide (PEP8) Check</h1> + <div class="page-content"> + diff --git a/external/plyer/tools/pep8checker/pep8kivy.py b/external/plyer/tools/pep8checker/pep8kivy.py new file mode 100644 index 0000000..245928e --- /dev/null +++ b/external/plyer/tools/pep8checker/pep8kivy.py @@ -0,0 +1,109 @@ +import sys +from os import walk +from os.path import isdir, join, abspath, dirname +import pep8 +import time + +htmlmode = False + +pep8_ignores = ( + 'E125', # continuation line does not + # distinguish itself from next logical line + 'E126', # continuation line over-indented for hanging indent + 'E127', # continuation line over-indented for visual indent + 'E128') # continuation line under-indented for visual indent + +class KivyStyleChecker(pep8.Checker): + + def __init__(self, filename): + pep8.Checker.__init__(self, filename, ignore=pep8_ignores) + + def report_error(self, line_number, offset, text, check): + if htmlmode is False: + return pep8.Checker.report_error(self, + line_number, offset, text, check) + + # html generation + print('<tr><td>{0}</td><td>{1}</td></tr>'.format(line_number, text)) + + +if __name__ == '__main__': + + def usage(): + print('Usage: python pep8kivy.py [-html] <file_or_folder_to_check>*') + print('Folders will be checked recursively.') + sys.exit(1) + + if len(sys.argv) < 2: + usage() + if sys.argv[1] == '-html': + if len(sys.argv) < 3: + usage() + else: + htmlmode = True + targets = sys.argv[-1].split() + elif sys.argv == 2: + targets = sys.argv[-1] + else: + targets = sys.argv[-1].split() + + def check(fn): + try: + checker = KivyStyleChecker(fn) + except IOError: + # File couldn't be opened, so was deleted apparently. + # Don't check deleted files. + return 0 + return checker.check_all() + + errors = 0 + exclude_dirs = ['/lib', '/coverage', '/pep8', '/doc'] + exclude_files = ['kivy/gesture.py', 'osx/build.py', 'win32/build.py', + 'kivy/tools/stub-gl-debug.py', + 'kivy/modules/webdebugger.py', + 'kivy/modules/_webdebugger.py'] + for target in targets: + if isdir(target): + if htmlmode: + path = join(dirname(abspath(__file__)), 'pep8base.html') + print(open(path, 'r').read()) + print('''<p>Generated: %s</p><table>''' % (time.strftime('%c'))) + + for dirpath, dirnames, filenames in walk(target): + cont = False + for pat in exclude_dirs: + if pat in dirpath: + cont = True + break + if cont: + continue + for filename in filenames: + if not filename.endswith('.py'): + continue + cont = False + complete_filename = join(dirpath, filename) + for pat in exclude_files: + if complete_filename.endswith(pat): + cont = True + if cont: + continue + + if htmlmode: + print('<tr><th colspan="2">%s</td></tr>' \ + % complete_filename) + errors += check(complete_filename) + + if htmlmode: + print('</div></div></table></body></html>') + + else: + # Got a single file to check + for pat in exclude_dirs + exclude_files: + if pat in target: + break + else: + if target.endswith('.py'): + errors += check(target) + + # If errors is 0 we return with 0. That's just fine. + sys.exit(errors) diff --git a/external/plyer/tools/pep8checker/pre-commit.githook b/external/plyer/tools/pep8checker/pre-commit.githook new file mode 100644 index 0000000..23d119c --- /dev/null +++ b/external/plyer/tools/pep8checker/pre-commit.githook @@ -0,0 +1,78 @@ +#!/usr/bin/env python + +''' + Kivy Git Pre-Commit Hook to Enforce Styleguide + ============================================== + + This script is not supposed to be run directly. + Instead, copy it to your kivy/.git/hooks/ directory, call it 'pre-commit' + and make it executable. + + If you attempt to commit, git will run this script, which in turn will run + the styleguide checker over your code and abort the commit if there are any + errors. If that happens, please fix & retry. + + To install:: + + cp kivy/tools/pep8checker/pre-commit.githook .git/hooks/pre-commit + chmod +x .git/hooks/pre-commit +''' + +import sys, os +from os.path import dirname, abspath, sep, join +from subprocess import call, Popen, PIPE + +curdir = dirname(abspath(__file__)) +kivydir = sep.join(curdir.split(sep)[:-2]) +srcdir = join(kivydir, 'kivy') +script = join(srcdir, 'tools', 'pep8checker', 'pep8kivy.py') +try: + with open(script): pass +except IOError: + # if this not the kivy project, find the script file in the kivy project + os.environ['KIVY_NO_CONSOLELOG'] = '1' + import kivy + script = join(dirname(kivy.__file__), 'tools', 'pep8checker', 'pep8kivy.py') + srcdir = '' + +# Only check the files that were staged +#proc = Popen(['git', 'diff', '--cached', '--name-only', 'HEAD'], stdout=PIPE) +#targets = [join(kivydir, target) for target in proc.stdout] + +# Correction: only check the files that were staged, but do not include +# deleted files. +proc = Popen(['git', 'diff', '--cached', '--name-status', 'HEAD'], stdout=PIPE) +proc.wait() + +# This gives output like the following: +# +# A examples/widgets/lists/list_simple_in_kv.py +# A examples/widgets/lists/list_simple_in_kv_2.py +# D kivy/uix/observerview.py +# +# So check for D entries and remove them from targets. +# +targets = [] +for target in proc.stdout: + parts = [p.strip() for p in target.split()] + if parts[0] != 'D': + targets.append(join(kivydir, target.decode(encoding='UTF-8'))) + +# Untested possibility: After making the changes above for removing deleted +# files from targets, saw also where the git diff call could be: +# +# git diff --cached --name-only --diff-filter=ACM +# (leaving off D) +# +# and we could then remove the special handling in python for targets above. + +call(['git', 'stash', 'save', '--keep-index', '--quiet']) +retval = call([sys.executable, script, srcdir] + targets) +call(['git', 'stash', 'pop', '--quiet']) + +if retval: + # There are styleguide violations + print("Error:", retval, "styleguide violation(s) encountered!") + print("Your commit has been aborted. Please fix the violations and retry.") + sys.exit(retval) + |