using dictionaries, you can pull this off by
def get_quarter(month):
quarter_dictionary = {
"Q1" : [1,2,3],
"Q2" : [4,5,6],
"Q3" : [7,8,9],
"Q4" : [10,11,12]
}
for key,values in quarter_dictionary.items():
for value in values:
if value == month:
return key
print(get_quarter(3))