Given a base, is a number a power of that base?

ispowerof.py

def ispowerof(n, base):
  '''
  if n is a power of b, return True, else return False
  '''
  test = False
  if n % base == 0:
    k = int(n / base)
    for i in range(k+1):
      print(i)
      print(base**i)
      if base**i == n:
        print(f'Exponent = {i}')
        test = True
        break

  return test

if __name__ == "__main__":
  b = int(input("what positive integer base do you want to check for?:\n"))
  n = int(input('Let\'s check if a number is a power of that base.\nWhat number?: '))
  print(ispowerof(n, b))