Numbers higher to lower in a cumulative series triangle

Script

#!/usr/local/bin/python3.7

print ("Enter the number of lines: ", end = "")
lines = int(input())

for i in range(0, lines):
  lines = 25
  for j in range(0, i + 1):
    print(lines, end = " ")
    lines = lines - 1
  print("\r")

Execution

Enter the number of lines: 25

25

25 24

25 24 23

25 24 23 22

25 24 23 22 21

25 24 23 22 21 20

25 24 23 22 21 20 19

25 24 23 22 21 20 19 18

25 24 23 22 21 20 19 18 17

25 24 23 22 21 20 19 18 17 16

25 24 23 22 21 20 19 18 17 16 15

25 24 23 22 21 20 19 18 17 16 15 14

25 24 23 22 21 20 19 18 17 16 15 14 13

25 24 23 22 21 20 19 18 17 16 15 14 13 12

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1