tool to study street networks from OpenStreetMap -- doc

 OSMnx retrieves, models, analyzes, and visualizes street networks
 from OpenStreetMap (OSM).
 .
 OSMnx is a Python package that lets you download spatial geometries
 and model, project, visualize, and analyze street networks from
 OpenStreetMap's APIs. Users can download and model walkable, drivable,
 or bikable urban networks with a single line of Python code, and then
 easily analyze and visualize them.
 .
 This package contains documentation with examples for OSMnx.