def calc_distance(geojson: str):
	from shapely.geometry import LineString
	from shapely.ops import transform
	from functools import partial
	import pyproj
	import json
	track = LineString(json.loads(geojson)['coordinates'])
	project = partial(
		pyproj.transform,
		pyproj.Proj(init='EPSG:4326'),
		pyproj.Proj(init='EPSG:32633'))
	return transform(project, track).length