cpython/Lib/sre.py

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# -*- Mode: Python; tab-width: 4 -*-
#
# Secret Labs' Regular Expression Engine
# $Id$
#
# re-compatible interface for the sre matching engine
#
# Copyright (c) 1998-2000 by Secret Labs AB. All rights reserved.
#
# This code can only be used for 1.6 alpha testing. All other use
# require explicit permission from Secret Labs AB.
#
# Portions of this engine have been developed in cooperation with
# CNRI. Hewlett-Packard provided funding for 1.6 integration and
# other compatibility work.
#
"""
this is a long string
"""
import sre_compile
# --------------------------------------------------------------------
# public interface
def compile(pattern, flags=0):
return sre_compile.compile(pattern, _fixflags(flags))
def match(pattern, string, flags=0):
return compile(pattern, _fixflags(flags)).match(string)
def search(pattern, string, flags=0):
assert flags == 0
return compile(pattern, _fixflags(flags)).search(string)
# FIXME: etc
# --------------------------------------------------------------------
# helpers
def _fixflags(flags):
# convert flag bitmask to sequence
assert flags == 0
return ()