code: def get_polygons_coordinates(geometry):
      
  
      # extract the exterior coordinates of the geometry to pass to the API later
      polygons_coords = []
      if isinstance(geometry, Polygon):
          x, y = geometry.exterior.xy
          polygons_coords.append(list(zip(x, y)))
      elif isinstance(geometry, MultiPolygon):
          for polygon in geometry:
              x, y = polygon.exterior.xy
              polygons_coords.append(list(zip(x, y)))
      else:
          raise TypeError('Geometry must be a shapely Polygon or MultiPolygon')
  
      # convert the exterior coordinates of the polygon(s) to the string format
      # the API expects
      polygon_coord_strs = []
      for coords in polygons_coords:
          s = ''
          separator = ' '
          for coord in list(coords):
              # round floating point lats and longs to 6 decimal places (ie, ~100 mm),
              # so we can hash and cache strings consistently
              s = '{}{}{:.6f}{}{:.6f}'.format(s, separator, coord[1], separator, coord[0])
          polygon_coord_strs.append(s.strip(separator))
  
      return polygon_coord_strs
docs: Extract exterior coordinates from polygon(s) to pass to OSM in a query by
      polygon. Ignore the interior ("holes") coordinates.
  
      Parameters
      ----------
      geometry : shapely Polygon or MultiPolygon
          the geometry to extract exterior coordinates from
  
      Returns
      -------
      polygon_coord_strs : list