Construct the pattern, using a nested for loopΒΆ

Construct the following pattern, using a nested for loop.
Expected output:
+
+ +
+ + +
+ + + +
+ + + + +
+ + + +
+ + +
+ +
+
N = 5

for i in range(N):
    for j in range(i):
        print ('+ ', end="")
    print('')

for i in range(N, 0, -1):
    for j in range(i):
        print('+ ', end="")
    print('')

Output:

*
* *
* * *
* * * *
* * * * *
* * * *
* * *
* *
*