Removing duplicate keys from python dictionary but summing the values

Question

I have a dictionary in python

d = {tags[0]: value, tags[1]: value, tags[2]: value, tags[3]: value, tags[4]: value}

imagine that this dict i

Answer 1

I'd like to improve Paul Seeb's answer:

tps = [('cat',5),('dog',9),('cat',4),('parrot',6),('cat',6)]
result = {}
for k, v in tps:
  result[k] = result.get(k, 0) + v