#map
Please check Python built-in functions for more related APIs.
Description: Map an iterable object.
def map(fn, iterable):
'''
Map an iterable object
:param fn: A callback function that returns the mapped value of each element
:param iterable: The iterable object to be mapped
:return: The mapped iterable object
'''
Example:
numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9]
print(map(lambda x : x**2, numbers))
print(list(map(lambda x : x**2, numbers)))