def validate_string_dict(dct):
    for k,v in iteritems(dct):
        if not isinstance(k, string_types):
            raise ValueError('key %r in dict must be a string' % k)
        if not isinstance(v, string_types):
            raise ValueError('value %r in dict must be a string' % v)
Return the codename for the release of the current Linux distribution,
dataset/ETHPy150Open jupyter/jupyter_client/jupyter_client/client.py/validate_string_dict--crossover with--dataset/ETHPy150Open nir0s/distro/distro.py/codename