>>> from estudiants import afegir_assignatures

>>> dic = {'FI':2,'CA':4,'QM':3,'ME':2,'AL':1,'GE':1}
>>> l=['ME', 'FI', 'CA']

>>> afegir_assignatures(dic, l)
>>> if dic != {'FI':3,'CA':5,'QM':3,'ME':3,'AL':1,'GE':1}:
... 	print (dic)