code: def _find_field_generator_templates(self):
          
          field_gen_templates = {}
  
          # Extract field generators from class dict
          for name, g in self.__class__.__dict__.items():
              if isinstance(g, TohuBaseGenerator):
                  field_gen_templates[name] = g.set_tohu_name(f'{name} (TPL)')
  
          # Extract field generators from instance dict
          for name, g in self.__dict__.items():
              if isinstance(g, TohuBaseGenerator):
                  field_gen_templates[name] = g.set_tohu_name(f'{name} (TPL)')
  
          return field_gen_templates
docs: Return a dictionary of the form {name: field_generator} containing
          all tohu generators defined in the class and instance namespace
          of this custom generator.