'Produce a DBAPI connection that is not referenced by any
thread-local context.
This method is equivalent to :meth:`.Pool.connect` when the
:paramref:`.Pool.use_threadlocal` flag is not set to True.
When :paramref:`.Pool.use_threadlocal` is True, the :meth:`.Pool.unique_connection`
method provides a means of bypassing the threadlocal context.'

def unique_connection(self):

    return _ConnectionFairy._checkout(self)
