def _organize_states_for_post_update(base_mapper, states,
                                     uowtransaction):
    return _connections_for_states(base_mapper, uowtransaction, states)
Make an initial pass across a set of states for UPDATE
dataset/ETHPy150Open zzzeek/sqlalchemy/lib/sqlalchemy/orm/persistence.py/_organize_states_for_post_update