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system
write a function to print out the last 3 elements of a python list.
user
"""
write a function to print out the last 3 elements of a python list
"""

def print_last_3(list_data):
    print(list_data[-3:])

if __name__ == '__main__':
    data = [1, 4, 7, 12, 15, 20]
    print_last_3(data)
assistant