def load_from_file(uri): """Determine the correct subclass to instantiate. Also time everything and report how long it took. Raises OSError if the file extension is unknown, or no track points were found. """ start_time = clock() try: gpx = globals()[uri[-3:].upper() + 'File'](uri) except KeyError: raise OSError Widgets.status_message( _('%d points loaded in %.2fs.') % (len(gpx.tracks), clock() - start_time), True) if len(gpx.tracks) < 2: return TrackFile.instances.add(gpx) MapView.emit('realize') MapView.set_zoom_level(MapView.get_max_zoom_level()) MapView.ensure_visible(TrackFile.get_bounding_box(), False) TrackFile.update_range() Camera.set_all_found_timezone(gpx.start.geotimezone)
def load_from_file(uri): """Determine the correct subclass to instantiate. Also time everything and report how long it took. Raises OSError if the file extension is unknown, or no track points were found. """ start_time = clock() try: gpx = globals()[uri[-3:].upper() + 'File'](uri) except KeyError: raise OSError Widgets.status_message(_('%d points loaded in %.2fs.') % (len(gpx.tracks), clock() - start_time), True) if len(gpx.tracks) < 2: return TrackFile.instances.add(gpx) MapView.emit('realize') MapView.set_zoom_level(MapView.get_max_zoom_level()) MapView.ensure_visible(TrackFile.get_bounding_box(), False) TrackFile.update_range() Camera.set_all_found_timezone(gpx.start.geotimezone)