573 lines
14 KiB
Python
573 lines
14 KiB
Python
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#!/usr/bin/env python
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from __future__ import print_function, division, absolute_import
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import sys, os, re, difflib, unicodedata, errno, cgi
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from itertools import *
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diff_symbols = "-+=*&^%$#@!~/"
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diff_colors = ['red', 'green', 'blue']
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def codepoints(s):
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return (ord (u) for u in s)
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try:
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unichr = unichr
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if sys.maxunicode < 0x10FFFF:
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# workarounds for Python 2 "narrow" builds with UCS2-only support.
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_narrow_unichr = unichr
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def unichr(i):
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"""
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Return the unicode character whose Unicode code is the integer 'i'.
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The valid range is 0 to 0x10FFFF inclusive.
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>>> _narrow_unichr(0xFFFF + 1)
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Traceback (most recent call last):
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File "<stdin>", line 1, in ?
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ValueError: unichr() arg not in range(0x10000) (narrow Python build)
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>>> unichr(0xFFFF + 1) == u'\U00010000'
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True
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>>> unichr(1114111) == u'\U0010FFFF'
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True
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>>> unichr(0x10FFFF + 1)
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Traceback (most recent call last):
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File "<stdin>", line 1, in ?
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ValueError: unichr() arg not in range(0x110000)
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"""
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try:
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return _narrow_unichr(i)
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except ValueError:
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try:
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padded_hex_str = hex(i)[2:].zfill(8)
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escape_str = "\\U" + padded_hex_str
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return escape_str.decode("unicode-escape")
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except UnicodeDecodeError:
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raise ValueError('unichr() arg not in range(0x110000)')
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def codepoints(s):
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high_surrogate = None
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for u in s:
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cp = ord (u)
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if 0xDC00 <= cp <= 0xDFFF:
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if high_surrogate:
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yield 0x10000 + (high_surrogate - 0xD800) * 0x400 + (cp - 0xDC00)
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high_surrogate = None
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else:
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yield 0xFFFC
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else:
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if high_surrogate:
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yield 0xFFFC
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high_surrogate = None
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if 0xD800 <= cp <= 0xDBFF:
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high_surrogate = cp
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else:
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yield cp
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high_surrogate = None
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if high_surrogate:
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yield 0xFFFC
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except NameError:
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unichr = chr
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try:
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unicode = unicode
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except NameError:
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unicode = str
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def tounicode(s, encoding='ascii', errors='strict'):
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if not isinstance(s, unicode):
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return s.decode(encoding, errors)
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else:
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return s
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class ColorFormatter:
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class Null:
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@staticmethod
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def start_color (c): return ''
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@staticmethod
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def end_color (): return ''
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@staticmethod
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def escape (s): return s
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@staticmethod
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def newline (): return '\n'
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class ANSI:
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@staticmethod
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def start_color (c):
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return {
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'red': '\033[41;37;1m',
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'green': '\033[42;37;1m',
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'blue': '\033[44;37;1m',
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}[c]
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@staticmethod
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def end_color ():
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return '\033[m'
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@staticmethod
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def escape (s): return s
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@staticmethod
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def newline (): return '\n'
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class HTML:
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@staticmethod
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def start_color (c):
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return '<span style="background:%s">' % c
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@staticmethod
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def end_color ():
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return '</span>'
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@staticmethod
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def escape (s): return cgi.escape (s)
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@staticmethod
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def newline (): return '<br/>\n'
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@staticmethod
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def Auto (argv = [], out = sys.stdout):
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format = ColorFormatter.ANSI
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if "--format" in argv:
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argv.remove ("--format")
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format = ColorFormatter.ANSI
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if "--format=ansi" in argv:
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argv.remove ("--format=ansi")
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format = ColorFormatter.ANSI
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if "--format=html" in argv:
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argv.remove ("--format=html")
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format = ColorFormatter.HTML
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if "--no-format" in argv:
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argv.remove ("--no-format")
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format = ColorFormatter.Null
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return format
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class DiffColorizer:
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diff_regex = re.compile ('([a-za-z0-9_]*)([^a-za-z0-9_]?)')
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def __init__ (self, formatter, colors=diff_colors, symbols=diff_symbols):
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self.formatter = formatter
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self.colors = colors
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self.symbols = symbols
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def colorize_lines (self, lines):
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lines = (l if l else '' for l in lines)
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ss = [self.diff_regex.sub (r'\1\n\2\n', l).splitlines (True) for l in lines]
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oo = ["",""]
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st = [False, False]
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for l in difflib.Differ().compare (*ss):
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if l[0] == '?':
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continue
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if l[0] == ' ':
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for i in range(2):
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if st[i]:
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oo[i] += self.formatter.end_color ()
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st[i] = False
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oo = [o + self.formatter.escape (l[2:]) for o in oo]
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continue
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if l[0] in self.symbols:
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i = self.symbols.index (l[0])
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if not st[i]:
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oo[i] += self.formatter.start_color (self.colors[i])
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st[i] = True
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oo[i] += self.formatter.escape (l[2:])
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continue
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for i in range(2):
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if st[i]:
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oo[i] += self.formatter.end_color ()
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st[i] = False
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oo = [o.replace ('\n', '') for o in oo]
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return [s1+s2+self.formatter.newline () for (s1,s2) in zip (self.symbols, oo) if s2]
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def colorize_diff (self, f):
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lines = [None, None]
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for l in f:
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if l[0] not in self.symbols:
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yield self.formatter.escape (l).replace ('\n', self.formatter.newline ())
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continue
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i = self.symbols.index (l[0])
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if lines[i]:
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# Flush
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for line in self.colorize_lines (lines):
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yield line
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lines = [None, None]
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lines[i] = l[1:]
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if (all (lines)):
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# Flush
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for line in self.colorize_lines (lines):
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yield line
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lines = [None, None]
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if (any (lines)):
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# Flush
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for line in self.colorize_lines (lines):
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yield line
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class ZipDiffer:
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@staticmethod
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def diff_files (files, symbols=diff_symbols):
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files = tuple (files) # in case it's a generator, copy it
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try:
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for lines in izip_longest (*files):
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if all (lines[0] == line for line in lines[1:]):
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sys.stdout.writelines ([" ", lines[0]])
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continue
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for i, l in enumerate (lines):
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if l:
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sys.stdout.writelines ([symbols[i], l])
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except IOError as e:
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if e.errno != errno.EPIPE:
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print ("%s: %s: %s" % (sys.argv[0], e.filename, e.strerror), file=sys.stderr)
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sys.exit (1)
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class DiffFilters:
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@staticmethod
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def filter_failures (f):
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for key, lines in DiffHelpers.separate_test_cases (f):
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lines = list (lines)
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if not DiffHelpers.test_passed (lines):
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for l in lines: yield l
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class Stat:
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def __init__ (self):
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self.count = 0
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self.freq = 0
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def add (self, test):
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self.count += 1
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self.freq += test.freq
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class Stats:
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def __init__ (self):
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self.passed = Stat ()
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self.failed = Stat ()
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self.total = Stat ()
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def add (self, test):
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self.total.add (test)
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if test.passed:
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self.passed.add (test)
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else:
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self.failed.add (test)
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def mean (self):
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return float (self.passed.count) / self.total.count
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def variance (self):
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return (float (self.passed.count) / self.total.count) * \
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(float (self.failed.count) / self.total.count)
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def stddev (self):
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return self.variance () ** .5
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def zscore (self, population):
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"""Calculate the standard score.
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Population is the Stats for population.
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Self is Stats for sample.
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Returns larger absolute value if sample is highly unlikely to be random.
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Anything outside of -3..+3 is very unlikely to be random.
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See: http://en.wikipedia.org/wiki/Standard_score"""
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return (self.mean () - population.mean ()) / population.stddev ()
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class DiffSinks:
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@staticmethod
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def print_stat (f):
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passed = 0
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failed = 0
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# XXX port to Stats, but that would really slow us down here
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for key, lines in DiffHelpers.separate_test_cases (f):
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if DiffHelpers.test_passed (lines):
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passed += 1
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else:
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failed += 1
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total = passed + failed
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print ("%d out of %d tests passed. %d failed (%g%%)" % (passed, total, failed, 100. * failed / total))
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class Test:
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def __init__ (self, lines):
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self.freq = 1
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self.passed = True
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self.identifier = None
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self.text = None
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self.unicodes = None
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self.glyphs = None
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for l in lines:
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symbol = l[0]
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if symbol != ' ':
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self.passed = False
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i = 1
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if ':' in l:
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i = l.index (':')
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if not self.identifier:
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self.identifier = l[1:i]
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i = i + 2 # Skip colon and space
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j = -1
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if l[j] == '\n':
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j -= 1
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brackets = l[i] + l[j]
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l = l[i+1:-2]
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if brackets == '()':
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self.text = l
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elif brackets == '<>':
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self.unicodes = Unicode.parse (l)
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elif brackets == '[]':
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# XXX we don't handle failed tests here
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self.glyphs = l
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class DiffHelpers:
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@staticmethod
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def separate_test_cases (f):
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'''Reads lines from f, and if the lines have identifiers, ie.
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have a colon character, groups them by identifier,
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yielding lists of all lines with the same identifier.'''
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def identifier (l):
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if ':' in l[1:]:
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return l[1:l.index (':')]
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return l
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return groupby (f, key=identifier)
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@staticmethod
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def test_passed (lines):
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lines = list (lines)
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# XXX This is a hack, but does the job for now.
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if any (l.find("space+0|space+0") >= 0 for l in lines if l[0] == '+'): return True
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if any (l.find("uni25CC") >= 0 for l in lines if l[0] == '+'): return True
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if any (l.find("dottedcircle") >= 0 for l in lines if l[0] == '+'): return True
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if any (l.find("glyph0") >= 0 for l in lines if l[0] == '+'): return True
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if any (l.find("gid0") >= 0 for l in lines if l[0] == '+'): return True
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if any (l.find("notdef") >= 0 for l in lines if l[0] == '+'): return True
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return all (l[0] == ' ' for l in lines)
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class FilterHelpers:
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@staticmethod
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def filter_printer_function (filter_callback):
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def printer (f):
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for line in filter_callback (f):
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print (line)
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return printer
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@staticmethod
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def filter_printer_function_no_newline (filter_callback):
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def printer (f):
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for line in filter_callback (f):
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sys.stdout.writelines ([line])
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return printer
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class Ngram:
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@staticmethod
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def generator (n):
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def gen (f):
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l = []
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for x in f:
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l.append (x)
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if len (l) == n:
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yield tuple (l)
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l[:1] = []
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gen.n = n
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return gen
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class UtilMains:
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@staticmethod
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def process_multiple_files (callback, mnemonic = "FILE"):
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|
if "--help" in sys.argv:
|
||
|
|
print ("Usage: %s %s..." % (sys.argv[0], mnemonic))
|
||
|
|
sys.exit (1)
|
||
|
|
|
||
|
|
try:
|
||
|
|
files = sys.argv[1:] if len (sys.argv) > 1 else ['-']
|
||
|
|
for s in files:
|
||
|
|
callback (FileHelpers.open_file_or_stdin (s))
|
||
|
|
except IOError as e:
|
||
|
|
if e.errno != errno.EPIPE:
|
||
|
|
print ("%s: %s: %s" % (sys.argv[0], e.filename, e.strerror), file=sys.stderr)
|
||
|
|
sys.exit (1)
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def process_multiple_args (callback, mnemonic):
|
||
|
|
|
||
|
|
if len (sys.argv) == 1 or "--help" in sys.argv:
|
||
|
|
print ("Usage: %s %s..." % (sys.argv[0], mnemonic))
|
||
|
|
sys.exit (1)
|
||
|
|
|
||
|
|
try:
|
||
|
|
for s in sys.argv[1:]:
|
||
|
|
callback (s)
|
||
|
|
except IOError as e:
|
||
|
|
if e.errno != errno.EPIPE:
|
||
|
|
print ("%s: %s: %s" % (sys.argv[0], e.filename, e.strerror), file=sys.stderr)
|
||
|
|
sys.exit (1)
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def filter_multiple_strings_or_stdin (callback, mnemonic, \
|
||
|
|
separator = " ", \
|
||
|
|
concat_separator = False):
|
||
|
|
|
||
|
|
if "--help" in sys.argv:
|
||
|
|
print ("Usage:\n %s %s...\nor:\n %s\n\nWhen called with no arguments, input is read from standard input." \
|
||
|
|
% (sys.argv[0], mnemonic, sys.argv[0]))
|
||
|
|
sys.exit (1)
|
||
|
|
|
||
|
|
try:
|
||
|
|
if len (sys.argv) == 1:
|
||
|
|
while (1):
|
||
|
|
line = sys.stdin.readline ()
|
||
|
|
if not len (line):
|
||
|
|
break
|
||
|
|
if line[-1] == '\n':
|
||
|
|
line = line[:-1]
|
||
|
|
print (callback (line))
|
||
|
|
else:
|
||
|
|
args = sys.argv[1:]
|
||
|
|
if concat_separator != False:
|
||
|
|
args = [concat_separator.join (args)]
|
||
|
|
print (separator.join (callback (x) for x in (args)))
|
||
|
|
except IOError as e:
|
||
|
|
if e.errno != errno.EPIPE:
|
||
|
|
print ("%s: %s: %s" % (sys.argv[0], e.filename, e.strerror), file=sys.stderr)
|
||
|
|
sys.exit (1)
|
||
|
|
|
||
|
|
|
||
|
|
class Unicode:
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def decode (s):
|
||
|
|
return u','.join ("U+%04X" % cp for cp in codepoints (tounicode (s, 'utf-8')))
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def parse (s):
|
||
|
|
s = re.sub (r"0[xX]", " ", s)
|
||
|
|
s = re.sub (r"[<+>{},;&#\\xXuUnNiI\n\t]", " ", s)
|
||
|
|
return [int (x, 16) for x in s.split ()]
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def encode (s):
|
||
|
|
s = u''.join (unichr (x) for x in Unicode.parse (s))
|
||
|
|
if sys.version_info[0] == 2: s = s.encode ('utf-8')
|
||
|
|
return s
|
||
|
|
|
||
|
|
shorthands = {
|
||
|
|
"ZERO WIDTH NON-JOINER": "ZWNJ",
|
||
|
|
"ZERO WIDTH JOINER": "ZWJ",
|
||
|
|
"NARROW NO-BREAK SPACE": "NNBSP",
|
||
|
|
"COMBINING GRAPHEME JOINER": "CGJ",
|
||
|
|
"LEFT-TO-RIGHT MARK": "LRM",
|
||
|
|
"RIGHT-TO-LEFT MARK": "RLM",
|
||
|
|
"LEFT-TO-RIGHT EMBEDDING": "LRE",
|
||
|
|
"RIGHT-TO-LEFT EMBEDDING": "RLE",
|
||
|
|
"POP DIRECTIONAL FORMATTING": "PDF",
|
||
|
|
"LEFT-TO-RIGHT OVERRIDE": "LRO",
|
||
|
|
"RIGHT-TO-LEFT OVERRIDE": "RLO",
|
||
|
|
}
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def pretty_name (u):
|
||
|
|
try:
|
||
|
|
s = unicodedata.name (u)
|
||
|
|
except ValueError:
|
||
|
|
return "XXX"
|
||
|
|
s = re.sub (".* LETTER ", "", s)
|
||
|
|
s = re.sub (".* VOWEL SIGN (.*)", r"\1-MATRA", s)
|
||
|
|
s = re.sub (".* SIGN ", "", s)
|
||
|
|
s = re.sub (".* COMBINING ", "", s)
|
||
|
|
if re.match (".* VIRAMA", s):
|
||
|
|
s = "HALANT"
|
||
|
|
if s in Unicode.shorthands:
|
||
|
|
s = Unicode.shorthands[s]
|
||
|
|
return s
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def pretty_names (s):
|
||
|
|
s = re.sub (r"[<+>\\uU]", " ", s)
|
||
|
|
s = re.sub (r"0[xX]", " ", s)
|
||
|
|
s = [unichr (int (x, 16)) for x in re.split ('[, \n]', s) if len (x)]
|
||
|
|
return u' + '.join (Unicode.pretty_name (x) for x in s).encode ('utf-8')
|
||
|
|
|
||
|
|
|
||
|
|
class FileHelpers:
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def open_file_or_stdin (f):
|
||
|
|
if f == '-':
|
||
|
|
return sys.stdin
|
||
|
|
return open (f)
|
||
|
|
|
||
|
|
|
||
|
|
class Manifest:
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def read (s, strict = True):
|
||
|
|
|
||
|
|
if not os.path.exists (s):
|
||
|
|
if strict:
|
||
|
|
print ("%s: %s does not exist" % (sys.argv[0], s), file=sys.stderr)
|
||
|
|
sys.exit (1)
|
||
|
|
return
|
||
|
|
|
||
|
|
s = os.path.normpath (s)
|
||
|
|
|
||
|
|
if os.path.isdir (s):
|
||
|
|
|
||
|
|
try:
|
||
|
|
m = open (os.path.join (s, "MANIFEST"))
|
||
|
|
items = [x.strip () for x in m.readlines ()]
|
||
|
|
for f in items:
|
||
|
|
for p in Manifest.read (os.path.join (s, f)):
|
||
|
|
yield p
|
||
|
|
except IOError:
|
||
|
|
if strict:
|
||
|
|
print ("%s: %s does not exist" % (sys.argv[0], os.path.join (s, "MANIFEST")), file=sys.stderr)
|
||
|
|
sys.exit (1)
|
||
|
|
return
|
||
|
|
else:
|
||
|
|
yield s
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def update_recursive (s):
|
||
|
|
|
||
|
|
for dirpath, dirnames, filenames in os.walk (s, followlinks=True):
|
||
|
|
|
||
|
|
for f in ["MANIFEST", "README", "LICENSE", "COPYING", "AUTHORS", "SOURCES", "ChangeLog"]:
|
||
|
|
if f in dirnames:
|
||
|
|
dirnames.remove (f)
|
||
|
|
if f in filenames:
|
||
|
|
filenames.remove (f)
|
||
|
|
dirnames.sort ()
|
||
|
|
filenames.sort ()
|
||
|
|
ms = os.path.join (dirpath, "MANIFEST")
|
||
|
|
print (" GEN %s" % ms)
|
||
|
|
m = open (ms, "w")
|
||
|
|
for f in filenames:
|
||
|
|
print (f, file=m)
|
||
|
|
for f in dirnames:
|
||
|
|
print (f, file=m)
|
||
|
|
for f in dirnames:
|
||
|
|
Manifest.update_recursive (os.path.join (dirpath, f))
|
||
|
|
|
||
|
|
if __name__ == '__main__':
|
||
|
|
pass
|