def update_field_from_proxy(field_obj, pref_proxy):
attr_names = ('<STR_LIT>', '<STR_LIT>', '<STR_LIT:default>')<EOL>for attr_name in attr_names:<EOL><INDENT>setattr(field_obj, attr_name, getattr(pref_proxy, attr_name))<EOL><DEDENT>
Updates field object with data from a PrefProxy object.

    :param models.Field field_obj:

    :param PrefProxy pref_proxy: