- utils._check_str(name)
- utils._check_type(field_class, _FieldClass)
- utils._check_type(ranges, self._variant_option_pycls._range_set_pycls)
+ bt2_utils._check_str(name)
+ bt2_utils._check_type(field_class, _FieldClass)
+ bt2_utils._check_type(ranges, self._variant_option_pycls._range_set_pycls)