def test_osm_xml():
# test osm xml output
ox.settings.all_oneway = True
G = ox.graph_from_place('Piedmont, California, USA')
ox.save_as_osm(G, merge_edges=False)
# test osm xml output merge edges
ox.save_as_osm(G, merge_edges=True, edge_tag_aggs=[('length', 'sum')])
# test osm xml output from gdfs
nodes, edges = ox.graph_to_gdfs(G)
ox.save_as_osm([nodes, edges])
# test ordered nodes from way
df = pd.DataFrame({
'u': [54, 2, 5, 3, 10, 19, 20],
'v': [76, 3, 8, 10, 5, 20, 15]
})
ordered_nodes = ox.get_unique_nodes_ordered_from_way(df)
assert ordered_nodes == [2, 3, 10, 5, 8]
def test_osm_xml_output_from_gdfs():
ox.settings.all_oneway = True
G = ox.graph_from_place('Piedmont, California, USA')
nodes, edges = ox.graph_to_gdfs(G)
ox.save_as_osm([nodes, edges])
def test_osm_xml_output():
ox.settings.all_oneway = True
G = ox.graph_from_place('Piedmont, California, USA')
ox.save_as_osm(G)
if save_as == 'shp':
out_path = os.path.join(data_dir, out_fname)
# turn the edges back to a graph to save as shapefile
logger.info('Saving graph as shapefile. This might take a while...')
nodes.gdf_name = 'nodes'
# ox.save_gdf_shapefile(nodes, 'nodes', out_path)
edges.gdf_name = 'edges'
ox.save_gdf_shapefile(edges, 'edges', out_path)
elif save_as in ['osm', 'pbf']:
logger.info('Saving graph as OSM XML. This might take a while...')
ox.save_as_osm([nodes, edges],
filename=out_fname + '.osm',
folder=data_dir,
node_tags=ox.settings.osm_xml_node_tags,
node_attrs=ox.settings.osm_xml_node_attrs,
edge_tags=ox.settings.osm_xml_way_tags,
edge_attrs=ox.settings.osm_xml_way_attrs,
merge_edges=False)
if save_as == 'pbf':
logger.info('Converting OSM XML to .pbf')
os.system("osmconvert {0}.osm -o={0}.osm.pbf".format(
os.path.join(data_dir, out_fname)))
logger.info('File now available at {0}'.format(
os.path.join(data_dir, out_fname + '.osm.pbf')))
else:
raise ValueError(
"{0} is not a valid output file type. See --help for more "
"details.".format(save_as))
def test_osm_xml_output_merge_edges():
ox.settings.all_oneway = True
G = ox.graph_from_place('Piedmont, California, USA')
ox.save_as_osm(G, merge_edges=True, edge_tag_aggs=[('length', 'sum')])