| ###################################################################### |
| # This file should be kept compatible with Python 2.3, see PEP 291. # |
| ###################################################################### |
| """ |
| Generic framework path manipulation |
| """ |
| |
| import re |
| |
| __all__ = ['framework_info'] |
| |
| STRICT_FRAMEWORK_RE = re.compile(r"""(?x) |
| (?P<location>^.*)(?:^|/) |
| (?P<name> |
| (?P<shortname>\w+).framework/ |
| (?:Versions/(?P<version>[^/]+)/)? |
| (?P=shortname) |
| (?:_(?P<suffix>[^_]+))? |
| )$ |
| """) |
| |
| def framework_info(filename): |
| """ |
| A framework name can take one of the following four forms: |
| Location/Name.framework/Versions/SomeVersion/Name_Suffix |
| Location/Name.framework/Versions/SomeVersion/Name |
| Location/Name.framework/Name_Suffix |
| Location/Name.framework/Name |
| |
| returns None if not found, or a mapping equivalent to: |
| dict( |
| location='Location', |
| name='Name.framework/Versions/SomeVersion/Name_Suffix', |
| shortname='Name', |
| version='SomeVersion', |
| suffix='Suffix', |
| ) |
| |
| Note that SomeVersion and Suffix are optional and may be None |
| if not present |
| """ |
| is_framework = STRICT_FRAMEWORK_RE.match(filename) |
| if not is_framework: |
| return None |
| return is_framework.groupdict() |
| |
| def test_framework_info(): |
| def d(location=None, name=None, shortname=None, version=None, suffix=None): |
| return dict( |
| location=location, |
| name=name, |
| shortname=shortname, |
| version=version, |
| suffix=suffix |
| ) |
| assert framework_info('completely/invalid') is None |
| assert framework_info('completely/invalid/_debug') is None |
| assert framework_info('P/F.framework') is None |
| assert framework_info('P/F.framework/_debug') is None |
| assert framework_info('P/F.framework/F') == d('P', 'F.framework/F', 'F') |
| assert framework_info('P/F.framework/F_debug') == d('P', 'F.framework/F_debug', 'F', suffix='debug') |
| assert framework_info('P/F.framework/Versions') is None |
| assert framework_info('P/F.framework/Versions/A') is None |
| assert framework_info('P/F.framework/Versions/A/F') == d('P', 'F.framework/Versions/A/F', 'F', 'A') |
| assert framework_info('P/F.framework/Versions/A/F_debug') == d('P', 'F.framework/Versions/A/F_debug', 'F', 'A', 'debug') |
| |
| if __name__ == '__main__': |
| test_framework_info() |
