На
def draw_window(symbol):
for i in range(7):
print(symbol, end=' '
print()
for i in range(3):
print(symbol, end=' '
for j in range(5):
print(' ', end=' '
print(symbol)
for i in range(7):
print(symbol, end=' '
print()
user_symbol = input("Введите символ: "
draw_window(user_symbol)