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Viewing changes to bzrlib/lazy_regex.py

Properly monkey-patch re.finditer [r=jelmer]

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bzrlib/lazy_regex.py
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# Copyright (C) 2006 Canonical Ltd
 
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# Copyright (C) 2006, 2008-2011, 2017 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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        " cause infinite recursion")
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# re.finditer get confused if it receives a LazyRegex
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if getattr(re, 'finditer', None is not None):
 
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# Some libraries calls re.finditer which fails it if receives a LazyRegex.
 
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if getattr(re, 'finditer', False):
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    def finditer_public(pattern, string, flags=0):
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        if isinstance(pattern, LazyRegex):
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            return pattern.finditer(string)
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        else:
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            return _real_re_compile(pattern, flags).finditer(string)
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re.finditer = finditer_public
 
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    re.finditer = finditer_public