20 lines
679 B
Python
20 lines
679 B
Python
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def import_entry_point(fullname):
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"""Given a name import the class and return it.
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The name should be in dotted.path:ClassName syntax.
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"""
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if ':' not in fullname:
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raise ValueError('Invalid entry point specifier %r' % fullname)
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module_name, ignore, classname = fullname.partition(':')
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try:
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module = __import__(module_name)
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for submodule in module_name.split('.')[1:]:
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module = getattr(module, submodule)
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cls = getattr(module, classname)
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except (ImportError, AttributeError) as err:
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raise RuntimeError('Could not load entry point %s: %s' %
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(fullname, err))
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return cls
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