def _update_state(self, vals):
        """
        Takes as input a list or tuple of two elements. First the
        value returned by incrementing by 'stepsize' followed by the
        value returned after a 'stepsize' decrement.
        """
        self._steps_complete += 1
        if self._steps_complete == self.max_steps:
            self._termination_info = (False, self._best_val, self._arg)
            return StopIteration

        arg_inc, arg_dec = vals
        best_val = min(arg_inc, arg_dec, self._best_val)
        if best_val == self._best_val:
            self._termination_info = (True, best_val, self._arg)
            return StopIteration

        self._arg += self.stepsize if (arg_dec > arg_inc) else -self.stepsize
        self._best_val= best_val
        return [{self.key:self._arg+self.stepsize},
                {self.key:self._arg-self.stepsize}]
def _update_state(self, vals):
        
        self._steps_complete += 1
        if self._steps_complete == self.max_steps:
            self._termination_info = (False, self._best_val, self._arg)
            return StopIteration

        arg_inc, arg_dec = vals
        best_val = min(arg_inc, arg_dec, self._best_val)
        if best_val == self._best_val:
            self._termination_info = (True, best_val, self._arg)
            return StopIteration

        self._arg += self.stepsize if (arg_dec > arg_inc) else -self.stepsize
        self._best_val= best_val
        return [{self.key:self._arg+self.stepsize},
                {self.key:self._arg-self.stepsize}]
def _update_state ( self , vals ) : self . _steps_complete += 1 if self . _steps_complete == self . max_steps : self . _termination_info = ( False , self . _best_val , self . _arg ) return StopIteration arg_inc , arg_dec = vals best_val = min ( arg_inc , arg_dec , self . _best_val ) if best_val == self . _best_val : self . _termination_info = ( True , best_val , self . _arg ) return StopIteration self . _arg += self . stepsize if ( arg_dec > arg_inc ) else - self . stepsize self . _best_val = best_val return [ { self . key : self . _arg + self . stepsize } , { self . key : self . _arg - self . stepsize } ]
Takes as input a list or tuple of two elements. First the
        value returned by incrementing by 'stepsize' followed by the
        value returned after a 'stepsize' decrement.
Takes as input a list or tuple of two elements . First the value returned by incrementing by stepsize followed by the value returned after a stepsize decrement .