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myList = ['one', 'two', 'three']
myList.insert(0, 'zero')
print(myList)
# ['zero', 'one', 'two', 'three']
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# Python3 program for Insertion in a list
# before any element using insert() method
list1 = [ 1, 2, 3, 4, 5, 6 ]
# Element to be inserted
element = 13
# Element to be inserted before 3
beforeElement = 3
# Find index
index = list1.index(beforeElement)
# Insert element at beforeElement
list1.insert(index, element)
print(list1)