mirror of https://github.com/hpcaitech/ColossalAI
56 lines
1.5 KiB
Python
56 lines
1.5 KiB
Python
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def hasattr_(obj, attr: str):
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"""
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Check whether the object has the multi sublevel attr
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Args:
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obj: The object to check
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attr: The multi level attr to check
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"""
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attrs = attr.split('.')
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for a in attrs:
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try:
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obj = getattr(obj, a)
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except AttributeError:
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return False
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return True
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def setattr_(obj, attr: str, value, ignore: bool=False):
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"""
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Set the object's multi sublevel attr to value, if ignore, ignore when it doesn't exist
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Args:
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obj: The object to set
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attr: The multi level attr to set
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value: The value to set
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ignore: Whether to ignore when the attr doesn't exist
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"""
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attrs = attr.split('.')
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for a in attrs[:-1]:
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try:
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obj = getattr(obj, a)
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except AttributeError:
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if ignore:
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return
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raise AttributeError(f"Object {obj} has no attribute {attr}")
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setattr(obj, attrs[-1], value)
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def getattr_(obj, attr: str, ignore: bool=None):
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"""
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Get the object's multi sublevel attr
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Args:
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obj: The object to set
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attr: The multi level attr to set
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ignore: Whether to ignore when the attr doesn't exist
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"""
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attrs = attr.split('.')
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for a in attrs:
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try:
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obj = getattr(obj, a)
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except AttributeError:
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if ignore:
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return None
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raise AttributeError(f"Object {obj} has no attribute {attr}")
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return obj
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