除了
np.sctypeDict，还有以下变量：
In [141]: np.typepresOut[141]: {'All': '?bhilqpBHILQPefdgFDGSUVOMm', 'AllFloat': 'efdgFDG', 'AllInteger': 'bBhHiIlLqQpP', 'Character': 'c', 'Complex': 'FDG', 'Datetime': 'Mm', 'Float': 'efdg', 'Integer': 'bhilqp', 'UnsignedInteger': 'BHILQP'}In [143]: np.sctypesOut[143]: {'complex': [numpy.complex64, numpy.complex128, numpy.complex192], 'float': [numpy.float16, numpy.float32, numpy.float64, numpy.float96], 'int': [numpy.int8, numpy.int16, numpy.int32, numpy.int32, numpy.int64], 'others': [bool, object, str, unipre, numpy.void], 'uint': [numpy.uint8, numpy.uint16, numpy.uint32, numpy.uint32, numpy.uint64]}
