iolib.py 文件源码

def fn_getma(fn, bnum=1):
    """Get masked array from input filename

    Parameters
    ----------
    fn : str
        Input filename string
    bnum : int, optional
        Band number

    Returns
    -------
    np.ma.array    
        Masked array containing raster values
    """
    #Add check for filename existence
    ds = fn_getds(fn)
    return ds_getma(ds, bnum=bnum)

#Given input dataset, return a masked array for the input band