parameters: (self)
return_statement: return self._freq
docstring: Return the frequency object if it is set, otherwise None.
docstring_summary: Return the frequency object if it is set, otherwise None.
docstring_tokens: Return the frequency object if it is set otherwise None .
function: def freq(self):
          """
          Return the frequency object if it is set, otherwise None.
          """
          return self._freq
function_tokens: def freq ( self ) : return self . _freq