osm_cartography.xml_map

Generate geographic information maps based on Open Street Map XML data.

osm_cartography.xml_map.get_osm(url, bounds)

Get geographic_msgs/GeographicMap from Open Street Map XML data.

The latitude and longitude of the bounding box returned may differ from the requested bounds.

Parameters:

• url – Uniform Resource Locator for map.
• bounds – Desired geographic_msgs/BoundingBox for map (presently ignored).

Returns:

geographic_msgs/GeographicMap message (header not filled in).

osm_cartography.xml_map.get_required_attribute(el, key)

Get attribute key of element el.

Raises :ValueError if key not found

osm_cartography.xml_map.get_tag(el)

Returns:geographic_msgs/KeyValue message for <tag> el if any, None otherwise.

osm_cartography.xml_map.makeOsmUniqueID(namespace, el_id)

Make UniqueID message for el_id number in OSM sub-namespace namespace.

Parameters:

• namespace (string) – OSM sub-namespace
• el_id (int or string containing an integer) – OSM identifier within that namespace

Returns:

corresponding geographic_msgs/UniqueID message.

Raises :

ValueError