def parse_trackpoints(trackpoints, gpx_ns):
for trackpoint in trackpoints:
lat = trackpoint.attrib['lat']
lon = trackpoint.attrib['lon']
elevation = trackpoint.find('{%s}ele' % gpx_ns).text
time_str = trackpoint.find('{%s}time' % gpx_ns).text.replace('T',
' ')[:-1]
time = datetime.datetime.strptime(time_str, "%Y-%m-%d %H:%M:%S")
trackpoint = Trackpoint(track_id=None,
latitude=lat,
longitude=lon,
altitude=None,
velocity=None,
temperature=None,
direction=None,
pressure=None,
timestamp=time)
DBSession.add(trackpoint)
DBSession.flush()
