pe2.py

def triangulo(t):
    z = ""
    a = 0
    n = t
    while t>0:
        l.append(t)
        t = t - 1
        pass
    for element in l:
        a = a + 1
        z = a * "T"
        print (z)
    a = n
    for element in l:
        a = a - 1
        z = a * "T"
        print(z)

#main program below
print("Problema 2 (Examen)")
l = []
t = int(input("Ingresa un número"))
triangulo(t)