docs: def _collate_data(collation, first_axis, second_axis):
      """
      Collects information about the number of edit actions belonging to keys in
      a supplied dictionary of object or changeset ids.
  
      Parameters
      ----------
      collation : dict
          A dictionary of OpenStreetMap object or changeset ids.
  
      first_axis : string
          An object or changeset key for the collation to be performed on.
  
      second_axis : {'create','modify','delete'}
          An action key to be added to the first_axis key.
      """
      if first_axis not in collation:
          collation[first_axis] = {}
          collation[first_axis]["create"] = 0
          collation[first_axis]["modify"] = 0
          collation[first_axis]["delete"] = 0
  
      first = collation[first_axis]
  
      first[second_axis] = first[second_axis] + 1
  
      collation[first_axis] = first