.. From https://stackoverflow.com/a/62613202/2362198

message\_ix\_models.model.transport.key
=======================================

.. automodule:: message_ix_models.model.transport.key

   
   
   .. rubric:: Module Attributes

   .. autosummary::
      :toctree:
   
      cg
      pop
      pop_at
      gdp_ppp
      gdp_cap
      pdt_cap
      pdt_cny
      pdt_nyt
      n
      t_modes
      y