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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def from_gpx(file_path):
 """ Creates a Track from a GPX file. No preprocessing is done. Arguments: file_path (str):
 file path and name to the GPX file Return: :obj:`list` of :obj:`Track` """

        gpx = gpxpy.parse(open(file_path, 'r'))
        file_name = basename(file_path)

        tracks = []
        for i, track in enumerate(gpx.tracks):
            segments = []
            for segment in track.segments:
                segments.append(Segment.from_gpx(segment))

            if len(gpx.tracks) > 1:
                name = file_name + "_" + str(i)
            else:
                name = file_name
            tracks.append(Track(name, segments))

        return tracks