code: def leave_transaction_management(using=None):
      
      if using is None:
          for using in tldap.backend.connections:
              connection = tldap.backend.connections[using]
              connection.leave_transaction_management()
          return
      connection = tldap.backend.connections[using]
      connection.leave_transaction_management()
docs: Leaves transaction management for a running thread. A dirty flag is carried
      over to the surrounding block, as a commit will commit all changes, even
      those from outside. (Commits are on connection level.)