code: def add_response_coords(self, pymc_backend, bmb_model):
      response_term = bmb_model.response_component.response_term
      response_name = get_aliased_name(response_term)
      dim_name = f"{response_name}_obs"
      dim_value = np.arange(response_term.shape[0])
      pymc_backend.model.add_coords({dim_name: dim_value})
  
file_path: bambi/bambi/backend/model_components.py
imports: import numpy
  from pytensor import tensor
  from bambi.backend.terms import CommonTerm, GroupSpecificTerm, HSGPTerm, InterceptTerm, ResponseTerm
  from bambi.backend.utils import get_distribution_from_prior
  from bambi.families.multivariate import MultivariateFamily
  from bambi.families.univariate import Categorical, Cumulative, StoppingRatio
  from bambi.utils import get_aliased_name
label_desc: Use image node_id 9 for calling the DistributionalComponent obj's underlying member method code with example usage: obj.add_response_coords(pymc_backend, bmb_model) without return types