<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def mk_kwargs(cls, kwargs):
 """ Pop recognized arguments from a keyword list. """

        ret = {}
        kws = ['row_factory', 'body', 'parent']
        for k in kws:
            if k in kwargs:
                ret[k] = kwargs.pop(k)

        return ret