#test for globals

counter_1 = 0

def modifierfunction():
    global counter_1

    #some code
    counter_1 += 1
    #some other code

def test():
    for i in range(2):
        global counter_1
        counter_1 = 0

        for j in range(10):
            modifierfunction()

        print "COUNTER_1:", counter_1

def test2():
    global counter_1
    for i in range(2):
        counter_1 = 0

        for j in range(10):
            modifierfunction()

        print "COUNTER_1:", counter_1

if __name__ == "__main__":
    test()
    test2()