datafile.py 文件源码

def _scale_data_to_float32(self, data):
        '''
            This function will convert data from local data dtype into float32, the default format of the algorithm
        '''
        if self.data_dtype != numpy.float32:
            data  = data.astype(numpy.float32)

        if self.dtype_offset != 0:
            data  -= self.dtype_offset

        if numpy.any(self.gain != 1):
            data *= self.gain

        return numpy.ascontiguousarray(data)