adapter.py 文件源码

def __init__(self, geom, geography=False):
        "Initializes on the geometry."
        # Getting the WKB (in string form, to allow easy pickling of
        # the adaptor) and the SRID from the geometry.
        self.ewkb = bytes(geom.ewkb)
        self.srid = geom.srid
        self.geography = geography
        self._adapter = Binary(self.ewkb)