map function syntax in python code example
Example 1: mapping in python string
def uppercase(u):
return str(u.upper())
map_iterator = map(uppercase,['a','b','c'])
mylist = list(map_iterator)
print(mylist)
Example 2: python map
map(function_to_apply, list_of_inputs)
Example 3: map function in python
def multiply_by2(li):
new_list = []
for number in li:
new_list.append(number*2)
return new_list
print(multiply_by2([1, 2, 3]))
def multiply_by_2(item):
return item*2
print(list(map(multiply_by_2, [1, 2, 3])))
usernames = ["RN_Tejas", "RN_Tejasprogrammer", "Rajendra Naik", "yooo", "Brainnnni", "Ouuuuut"]
def no_lower(item):
return item.upper()
print(list(map(no_lower, usernames)))
list_squares = list(range(1, 101))
print(list_squares)
def square(number):
return number**2
square_list = list(map(square, list_squares))
def square_root(number):
return number // number
print(list(map(square_root, square_list)))
def no_upper(string):
return string.lower()
print(list(map(no_upper, 'TEJAS')))