forked from AG_QGIS/Plugin_SN_Basis
21 lines
504 B
Python
21 lines
504 B
Python
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# sn_basis/functions/ly_existence_wrapper.py
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def layer_exists(layer) -> bool:
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if layer is None:
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return False
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is_valid_flag = getattr(layer, "is_valid", None)
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if is_valid_flag is not None:
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try:
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return bool(is_valid_flag)
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except Exception:
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return False
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try:
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is_valid = getattr(layer, "isValid", None)
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if callable(is_valid):
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return bool(is_valid())
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return True
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except Exception:
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return False
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