def _get_uri(self):
        uri = self.filename
        if not uri:
            return
        if not '://' in uri:
            uri = 'file:' + pathname2url(realpath(uri))
        return uri
dataset/ETHPy150Open kivy/kivy/kivy/core/video/video_gstplayer.py/VideoGstplayer._get_uri/original