Fix alias error due to numpy update（meta.py） - #837
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https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations It says: `np.bool` was a deprecated alias for the builtin `bool`. To avoid this error in existing code, use bool by itself. Doing this will not modify any behavior and is safe. If specifically wanted the numpy scalar type, use `np.bool_` here. AttributeError: module 'numpy' has no attribute 'bool'. `np.bool` was a deprecated alias for the builtin `bool`. To avoid this error in existing code, use `bool` by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use `np.bool_` here. The aliases was originally deprecated in NumPy 1.20; for more details and guidance see the original release note at: https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
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https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
It says:
np.boolwas a deprecated alias for the builtinbool. To avoid this error in existing code, use bool by itself. Doing this will not modify any behavior and is safe. If specifically wanted the numpy scalar type, usenp.bool_here.AttributeError: module 'numpy' has no attribute 'bool'.
np.boolwas a deprecated alias for the builtinbool. To avoid this error in existing code, useboolby itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, usenp.bool_here. The aliases was originally deprecated in NumPy 1.20; for more details and guidance see the original release note at:https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations