def _get_image_numpy_dtype(self):
try:<EOL><INDENT>ftype = self._info['<STR_LIT>']<EOL>npy_type = _image_bitpix2npy[ftype]<EOL><DEDENT>except KeyError:<EOL><INDENT>raise KeyError("<STR_LIT>" % ftype)<EOL><DEDENT>return npy_type<EOL>
Get the numpy dtype for the image