map_func.py

# Converting a list of strings to a list of integers
numbers = ['1', '2', '3', '4', '5']
result = list(map(int, numbers))
print(result)  # [1, 2, 3, 4, 5]

# Multiplying each element of a list by 2
numbers = [1, 2, 3, 4, 5]
result = list(map(lambda x: x*2, numbers))
print(result)  # [2, 4, 6, 8, 10]

# Converting a list of string representations of numbers to a list of floats
numbers = ['1.1', '2.2', '3.3', '4.4', '5.5']
result = list(map(float, numbers))
print(result)  # [1.1, 2.2, 3.3, 4.4, 5.5]