import numpy as np import numpy.typing as npt DTYPE_i8: np.dtype[np.int64] np.mintypecode(DTYPE_i8) # E: incompatible type np.iscomplexobj(DTYPE_i8) # E: incompatible type np.isrealobj(DTYPE_i8) # E: incompatible type np.typename(DTYPE_i8) # E: No overload variant np.typename("invalid") # E: No overload variant np.common_type(np.timedelta64()) # E: incompatible type