parameters: (self)
return_statement: return ZerosPolesGain(*tf2zpk(self.num, self.den),
                                **self._dt_dict)
docstring: Convert system representation to `ZerosPolesGain`.
  
          Returns
          -------
          sys : instance of `ZerosPolesGain`
              Zeros, poles, gain representation of the current system
docstring_summary: Convert system representation to `ZerosPolesGain`.
docstring_tokens: Convert system representation to ZerosPolesGain .
function: def to_zpk(self):
          """
          Convert system representation to `ZerosPolesGain`.
  
          Returns
          -------
          sys : instance of `ZerosPolesGain`
              Zeros, poles, gain representation of the current system
  
          """
          return ZerosPolesGain(*tf2zpk(self.num, self.den),
                                **self._dt_dict)
function_tokens: def to_zpk ( self ) : return ZerosPolesGain ( * tf2zpk ( self . num , self . den ) , * * self . _dt_dict )