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# Provide backward compatibility for module "regexp" using "regex".
import regex
from regex_syntax import *
class Prog:
def init(self, pat):
save_syntax = regex.set_syntax(RE_SYNTAX_AWK)
try:
self.prog = regex.compile(pat)
finally:
xxx = regex.set_syntax(save_syntax)
return self
def match(self, args):
if type(args) = type(()):
str, offset = args
else:
str, offset = args, 0
if self.prog.search(str, offset) < 0:
return ()
regs = self.prog.regs()
i = len(regs)
while i > 0 and regs[i-1] = (-1, -1):
i = i-1
return regs[:i]
def compile(pat):
return Prog().init(pat)
cache_pat = None
cache_prog = None
def match(pat, str):
global cache_pat, cache_prog
if pat <> cache_pat:
cache_pat, cache_prog = pat, compile(pat)
return cache_prog.match(str)
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