import random
dic = {"python": 9, "php": 8, "c": 12, "c++": 5, "c#": 7, "vb": 2}
keys = list(dic.keys())
values = list(dic.values())
random_key = random.choices(keys, weights=values)
print(random_key)
random_key = random.choices(keys, weights=values)
print(random_key)
'''
run:
['c']
['python']
'''