Author: georg.brandl Date: Thu Jul 29 19:16:10 2010 New Revision: 83236 Log: #6630: allow customizing flags for compiling string.Template.idpattern. Modified: python/branches/py3k/Doc/library/string.rst python/branches/py3k/Lib/string.py python/branches/py3k/Misc/NEWS Modified: python/branches/py3k/Doc/library/string.rst ============================================================================== --- python/branches/py3k/Doc/library/string.rst (original) +++ python/branches/py3k/Doc/library/string.rst Thu Jul 29 19:16:10 2010 @@ -710,6 +710,14 @@ appropriate). The default value is the regular expression ``[_a-z][_a-z0-9]*``. +* *flags* -- The regular expression flags that will be applied when compiling + the regular expression used for recognizing substitutions. The default value + is ``re.IGNORECASE``. Note that ``re.VERBOSE`` will always be added to the + flags, so custom *idpattern*\ s must follow conventions for verbose regular + expressions. + + .. versionadded:: 3.2 + Alternatively, you can provide the entire regular expression pattern by overriding the class attribute *pattern*. If you do this, the value must be a regular expression object with four named capturing groups. The capturing Modified: python/branches/py3k/Lib/string.py ============================================================================== --- python/branches/py3k/Lib/string.py (original) +++ python/branches/py3k/Lib/string.py Thu Jul 29 19:16:10 2010 @@ -81,7 +81,7 @@ 'delim' : _re.escape(cls.delimiter), 'id' : cls.idpattern, } - cls.pattern = _re.compile(pattern, _re.IGNORECASE | _re.VERBOSE) + cls.pattern = _re.compile(pattern, cls.flags | _re.VERBOSE) class Template(metaclass=_TemplateMetaclass): @@ -89,6 +89,7 @@ delimiter = '$' idpattern = r'[_a-z][_a-z0-9]*' + flags = _re.IGNORECASE def __init__(self, template): self.template = template Modified: python/branches/py3k/Misc/NEWS ============================================================================== --- python/branches/py3k/Misc/NEWS (original) +++ python/branches/py3k/Misc/NEWS Thu Jul 29 19:16:10 2010 @@ -475,6 +475,9 @@ Library ------- +- Issue #6630: Allow customizing regex flags when subclassing the + string.Template class. + - Issue #9411: Allow specifying an encoding for config files in the configparser module.