', 'UFUNC_PYVALS_NAME', 'VisibleDeprecationWarning', 'WRAP', '_NoValue', '__NUMPY_SETUP__', '__all__'... # a、b、c开头: 'abs', 'absolute', 'absolute_import', 'add', 'add_docstring', 'add_newdoc', 'add_newdoc_ufunc...atleast_2d', 'atleast_3d', 'average', 'bartlett', 'base_repr', 'bench', 'binary_repr', 'bincount', 'bitwise_and...', 'polysub', 'polyval', 'positive', 'power', 'ppmt', 'print_function', 'prod', 'product', 'promote_types...'true_divide', 'trunc', 'typeDict', 'typeNA', 'typecodes', 'typename'
# u、v、w、x、y、z开头: 'ubyte', 'ufunc