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42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
from testfixtures import not_there
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def resolve(dotted_name):
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names = dotted_name.split('.')
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used = names.pop(0)
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found = __import__(used)
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container = found
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method = None
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n = None
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for n in names:
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container = found
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used += '.' + n
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try:
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found = found.__dict__[n]
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method = 'a'
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except (AttributeError, KeyError):
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try:
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found = getattr(found, n)
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method = 'a' # pragma: no branch
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except AttributeError:
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try:
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__import__(used)
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except ImportError:
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method = 'i'
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try:
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found = found[n] # pragma: no branch
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except KeyError:
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found = not_there # pragma: no branch
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except TypeError:
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try:
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n = int(n)
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except ValueError:
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method = 'a'
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found = not_there
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else:
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found = found[n] # pragma: no branch
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else:
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found = getattr(found, n)
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method = 'a' # pragma: no branch
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return container, method, n, found
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