Calculates the segments that can emanate from a particular node on the main cycle.

def __get_segments_from_node(node, graph):
    """Calculates the segments that can emanate from a particular node on the main cycle."""
    list_of_segments = []
    node_object = graph.get_node(node)
    for e in node_object['edges']:
        list_of_segments.append(e)
    return list_of_segments