vector.py 文件源码

def ogr_copy_layer(src_ds, index, dst_ds, reset=True):
    """ Copy OGR.Layer object.

    .. versionadded:: 0.7.0

    Copy OGR.Layer object from src_ds gdal.Dataset to dst_ds gdal.Dataset

    Parameters
    ----------
    src_ds : gdal.Dataset
        object
    index : int
        layer index
    dst_ds : gdal.Dataset
        object
    reset : bool
        if True resets src_layer
    """
    # get and copy src geometry layer

    src_lyr = src_ds.GetLayerByIndex(index)
    if reset:
        src_lyr.ResetReading()
        src_lyr.SetSpatialFilter(None)
        src_lyr.SetAttributeFilter(None)
    dst_ds.CopyLayer(src_lyr, src_lyr.GetName())