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re.pyo
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Python Compiled Bytecode
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2008-10-13
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6KB
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227 lines
# Source Generated with Decompyle++
# File: in.pyo (Python 2.5)
import sys
import sre_compile
import sre_parse
__all__ = [
'match',
'search',
'sub',
'subn',
'split',
'findall',
'compile',
'purge',
'template',
'escape',
'I',
'L',
'M',
'S',
'X',
'U',
'IGNORECASE',
'LOCALE',
'MULTILINE',
'DOTALL',
'VERBOSE',
'UNICODE',
'error']
__version__ = '2.2.1'
I = IGNORECASE = sre_compile.SRE_FLAG_IGNORECASE
L = LOCALE = sre_compile.SRE_FLAG_LOCALE
U = UNICODE = sre_compile.SRE_FLAG_UNICODE
M = MULTILINE = sre_compile.SRE_FLAG_MULTILINE
S = DOTALL = sre_compile.SRE_FLAG_DOTALL
X = VERBOSE = sre_compile.SRE_FLAG_VERBOSE
T = TEMPLATE = sre_compile.SRE_FLAG_TEMPLATE
DEBUG = sre_compile.SRE_FLAG_DEBUG
error = sre_compile.error
def match(pattern, string, flags = 0):
return _compile(pattern, flags).match(string)
def search(pattern, string, flags = 0):
return _compile(pattern, flags).search(string)
def sub(pattern, repl, string, count = 0):
return _compile(pattern, 0).sub(repl, string, count)
def subn(pattern, repl, string, count = 0):
return _compile(pattern, 0).subn(repl, string, count)
def split(pattern, string, maxsplit = 0):
return _compile(pattern, 0).split(string, maxsplit)
def findall(pattern, string, flags = 0):
return _compile(pattern, flags).findall(string)
if sys.hexversion >= 33685504:
__all__.append('finditer')
def finditer(pattern, string, flags = 0):
return _compile(pattern, flags).finditer(string)
def compile(pattern, flags = 0):
return _compile(pattern, flags)
def purge():
_cache.clear()
_cache_repl.clear()
def template(pattern, flags = 0):
return _compile(pattern, flags | T)
_alphanum = { }
for c in 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890':
_alphanum[c] = 1
del c
def escape(pattern):
s = list(pattern)
alphanum = _alphanum
for i in range(len(pattern)):
c = pattern[i]
if c not in alphanum:
if c == '\x00':
s[i] = '\\000'
else:
s[i] = '\\' + c
c == '\x00'
return pattern[:0].join(s)
_cache = { }
_cache_repl = { }
_pattern_type = type(sre_compile.compile('', 0))
_MAXCACHE = 100
def _compile(*key):
cachekey = (type(key[0]),) + key
p = _cache.get(cachekey)
if p is not None:
return p
(pattern, flags) = key
if isinstance(pattern, _pattern_type):
return pattern
if not sre_compile.isstring(pattern):
raise TypeError, 'first argument must be string or compiled pattern'
try:
p = sre_compile.compile(pattern, flags)
except error:
v = None
raise error, v
if len(_cache) >= _MAXCACHE:
_cache.clear()
_cache[cachekey] = p
return p
def _compile_repl(*key):
p = _cache_repl.get(key)
if p is not None:
return p
(repl, pattern) = key
try:
p = sre_parse.parse_template(repl, pattern)
except error:
v = None
raise error, v
if len(_cache_repl) >= _MAXCACHE:
_cache_repl.clear()
_cache_repl[key] = p
return p
def _expand(pattern, match, template):
template = sre_parse.parse_template(template, pattern)
return sre_parse.expand_template(template, match)
def _subx(pattern, template):
template = _compile_repl(template, pattern)
if not template[0] and len(template[1]) == 1:
return template[1][0]
def filter(match, template = template):
return sre_parse.expand_template(template, match)
return filter
import copy_reg
def _pickle(p):
return (_compile, (p.pattern, p.flags))
copy_reg.pickle(_pattern_type, _pickle, _compile)
class Scanner:
def __init__(self, lexicon, flags = 0):
BRANCH = BRANCH
SUBPATTERN = SUBPATTERN
import sre_constants
self.lexicon = lexicon
p = []
s = sre_parse.Pattern()
s.flags = flags
for phrase, action in lexicon:
p.append(sre_parse.SubPattern(s, [
(SUBPATTERN, (len(p) + 1, sre_parse.parse(phrase, flags)))]))
s.groups = len(p) + 1
p = sre_parse.SubPattern(s, [
(BRANCH, (None, p))])
self.scanner = sre_compile.compile(p)
def scan(self, string):
result = []
append = result.append
match = self.scanner.scanner(string).match
i = 0
while None:
m = match()
if not m:
break
j = m.end()
if i == j:
break
action = self.lexicon[m.lastindex - 1][1]
if callable(action):
self.match = m
action = action(self, m.group())
if action is not None:
append(action)
i = j
continue
return (result, string[i:])