def read_bounds(f, coord_size) -> mi.Rect:
"""Reads mercator bounds, returns (min_lon, min_lat, max_lon, max_lat)."""
rmin = mwm_bitwise_split(read_varint(f))
rmax = mwm_bitwise_split(read_varint(f))
pmin = to_4326(coord_size, rmin)
pmax = to_4326(coord_size, rmax)
return mi.Rect(left_bottom=pmin, right_top=pmax)
def from_pygen_rect(r: geometry.RectD) -> mi.Rect:
return mi.Rect(from_pygen_point(r.left_bottom),
from_pygen_point(r.right_top))