konversi nilai

tugas = None
uts = None
uas = None
nilai_akhir = None

def text_prompt(msg):
  try:
    return raw_input(msg)
  except NameError:
    return input(msg)


tugas = text_prompt('nilai_tugas')
uts = text_prompt('nilai_uts')
uas = text_prompt('nilai_uas')
nilai_akhir = 0.3 * tugas + 0.3 * uts + 0.4 * uas
print(str('nilai_akhir = ') + str(nilai_akhir))
if nilai_akhir >= 80:
  print('IPS = A')
elif nilai_akhir >= 75:
  print('IPS = B+')
elif nilai_akhir >= 70:
  print('IPS = B')
elif nilai_akhir >= 65:
  print('IPS = C+')
elif nilai_akhir >= 56:
  print('IPS = C')
elif nilai_akhir >= 45:
  print('IPS = D')
else:
  print('IPS = E')