def bothE(self, from_to, *edge_classes, **kwargs):
"""Get outgoing/incoming edges from/to vertex or class.
:param from_to: Vertex id, class, or class name
:param edge_classes: Filter by these edges
:param **kwargs: conditons
"""
condition_str = self._get_condition_str(**kwargs)
if condition_str:
sql_string = 'SELECT EXPAND( bothE({0}) ) FROM {1}{2}'.format(
','.join(Graph.coerce_class_names_to_quoted(edge_classes)),
self.coerce_class_names(from_to), condition_str)
else:
sql_string = 'SELECT EXPAND( bothE({0}) ) FROM {1}'.format(
','.join(Graph.coerce_class_names_to_quoted(edge_classes)),
self.coerce_class_names(from_to))
records = self.client.query(sql_string, -1)
return [self.edge_from_record(r) for r in records] \
if records else []
def in_(self, to, *edge_classes, **kwargs):
"""Get adjacent incoming vertexes to vertex or class.
:param to: Vertex id, class, or class name
:param edge_classes: Filter by these edges
:param **kwargs: conditons
"""
condition_str = self._get_condition_str(**kwargs)
if condition_str:
sql_string = 'SELECT EXPAND( in({0}) ) FROM {1}{2}'.format(
','.join(Graph.coerce_class_names_to_quoted(edge_classes)),
self.coerce_class_names(to), condition_str)
else:
sql_string = 'SELECT EXPAND( in({0}) ) FROM {1}'.format(
','.join(Graph.coerce_class_names_to_quoted(edge_classes)),
self.coerce_class_names(to))
records = self.client.query(sql_string, -1)
return [self.vertex_from_record(v) for v in records] \
if records else []
