>>> test1 = ["aaa","bbb","ccc","ddd","eee","fff","ggg"]
>>> for i in test1:
test1.remove(i)
>>> test1
['bbb', 'ddd', 'fff']
>>> test1 = ["aaa","bbb","ccc","ddd","eee","fff","ggg"]
>>> for i in test1:
test1.remove(i)
>>> test1
['bbb', 'ddd', 'fff']