def func1(x):
 return (((np.sin((x * 5)) / x) + (2.0 * x)) - (1.0 * (x ** 2)))

def func1 ( x ) : return ( ( ( np . sin ( ( x * 5 ) ) / x ) + ( 2.0 * x ) ) - ( 1.0 * ( x ** 2 ) ) )
made up example with sin .