compute mean in python for a generator

Question

I\'m doing some statistics work, I have a (large) collection of random numbers to compute the mean of, I\'d like to work with generators, because I just need to compute the

Answer 1

The old-fashioned way to do it:

def my_mean(values):
   sum, n = 0, 0
   for x in values:
      sum += x
      n += 1
   return float(sum)/n