def f(x):
	def g():
		return x
	return g
 
g1, g2 = f(1), f(2)
 
# Equal code, inequivalent functions
print g1.func_code == g2.func_code
print g1.func_code.co_code == g2.func_code.co_code
print g1() == g2()
 
print
 
def f(x):
    y = x**2 + 1
    return y
 
def g(x):
    a = x**2
    b = a + 1
    return b
 
# Unequal code, equivalent functions
print f.func_code == g.func_code
print f.func_code.co_code == g.func_code.co_code
 
print
 
def f():
	return 1
 
def g():
	return 2
 
# Just to show that comparing co_code in particular is extremely wrong.
 
print f.func_code.co_code == g.func_code.co_code

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