Pythonの乱数評価用

kai_square.py

import random

random.seed()

def rand(y,randmax,n):
  for i in range(randmax+1):
    y[i] = 0
  for i in range(randmax*n+1):
    r = random.randint(0,randmax)
    y[r] += 1
  return y

def kai_square(y,randmax,n):
  k=0
  for i in range(randmax+1):
    k += float(pow(y[i]-n, 2))/float(n)
  return k

y={}
y=rand(y,255,100)
kai=kai_square(y,255,100)
print kai