(node_name)
if not node_api:
        print("cannot contact [%s]: unknown node"%node_name, file=sys.stderr)
        return
if not node_api:
        print("cannot contact [%s]: unknown node"%node_name, file=sys.stderr)
        return
if not node_api : print ( cannot contact [ %s ] : unknown node %node_name file = sys . stderr ) return
def rosnode_info(node_name):
    def topic_type(t, pub_topics):
        matches = [t_type for t_name, t_type in pub_topics if t_name == t]
        if matches:
            return matches[0]
        return 'unknown type'

    master = rosgraph.Master(ID)
    node_name = rosgraph.names.script_resolve_name('rosnode', node_name)

    print('-'*80)
    print(get_node_info_description(node_name))
        
    node_api = get_api_uri(master, node_name)
    """
    if not node_api:
        print("cannot contact [%s]: unknown node"%node_name, file=sys.stderr)
        return
    """
    print("\ncontacting node %s ..."%node_api)

    print(get_node_connection_info_description(node_api, master))
def rosnode_info ( node_name ) : def topic_type ( t , pub_topics ) : matches = [ t_type for t_name , t_type in pub_topics if t_name == t ] if matches : return matches [ 0 ] return 'unknown type' master = rosgraph . Master ( ID ) node_name = rosgraph . names . script_resolve_name ( 'rosnode' , node_name ) print ( '-' * 80 ) print ( get_node_info_description ( node_name ) ) node_api = get_api_uri ( master , node_name ) print ( "\ncontacting node %s ..." % node_api ) print ( get_node_connection_info_description ( node_api , master ) )