code: def _bracket_dim_suggest(self, variable):
          
          if variable is not None:
              #Look for <dimension> descriptors that are children of the variable
              #in its docstrings.
              dims = variable.doc_children("dimension", ["member", "parameter", "local"])
              descript = str(variable)
              if len(dims) > 0:
                  descript += " | " + " ".join([DocElement.format_dimension(d) for d in dims])
  
              return dict(
                  params=[variable.dimension],
                  index=0,
                  call_name=variable.name,
                  description=descript,
              )        
          else:
              return []
docs: Returns a dictionary of documentation for helping complete the
          dimensions of a variable.