parameters: (self)
return_statement: return list(self._raw_data.keys())
docstring: Return the list of variable names.
  
          Parameters
          ----------
          None
  
          Returns
          -------
          names : list of str
              The names of all variables in the `VariableSet` instance.
docstring_summary: Return the list of variable names.
docstring_tokens: Return the list of variable names .
function: def variables(self):
          """
          Return the list of variable names.
  
          Parameters
          ----------
          None
  
          Returns
          -------
          names : list of str
              The names of all variables in the `VariableSet` instance.
  
          """
          return list(self._raw_data.keys())
function_tokens: def variables ( self ) : return list ( self . _raw_data . keys ( ) )