docs: def filter_dict(self, query, **kwargs):
          ''' Filter for :func:`~ommongo.fields.mapping.DictField`.
  
              **Examples**: ``query.filter_dict({"User.Fullname": "Oji"})``
          '''
          for name, value in query.items():
              field = name.split(".")[0]
              try:
                  getattr(self.type, field)
              except AttributeError:
                  raise FieldNotFoundException("Field not found %s" % (field))
          self.query_bypass(query, raw_output=False, **kwargs)
          return self