たまにはFizzBuzzでもやってみた。 FizzBuzzの出現回数カウントとか色々盛り込んでみた。

fizzbuzz.py

#-*- coding : utf-8 -*-
 
import sys
import time





def _fizzbuzz_decrim(x):
    """
	>>> _fizzbuzz_decrim(1)
	'1'
	>>> _fizzbuzz_decrim(0)
	'FizzBuzz'
	>>> _fizzbuzz_decrim(15)
	'FizzBuzz'
	>>> _fizzbuzz_decrim(3)
	'Fizz'
	>>> _fizzbuzz_decrim(5)
	'Buzz'
   	"""

	res = ''

	if x % 3 ==0:
		res =  res + 'Fizz'
	if x % 5 ==0:
		res =  res + 'Buzz'

	if res == '':
		return str(x)
	return res
	pass


def main(args):
	n = 0
	if not args.isdigit():
		raise TypeError('ONLY Decimal Arguments are allowed')

	n = int(args)
	for target in map(_fizzbuzz_decrim,range(0,n)):
		print target
	pass

def fizzbuzz_counter(args):
	if not args.isdigit():
		raise TypeError('ONLY Decimal Arguments are allowed')
    n =  int(args)

	def _num_generator(num):
		i=0
		while True:
			i = i + 1
			yield i
			if i >= num:
				break
		pass
	
	f = 0
	b = 0
	fb =0
	for i in _num_generator(n):
		target = _fizzbuzz_decrim(i)
		if target.find('Fizz') !=-1:
			f = f + 1
		if target.find('Buzz') != -1:
			b = b + 1
		if target.find('FizzBuzz')!= -1:
			fb =fb +1
		print 'Fizz:%5d,Buzz:%5d,FizzBuzz:%5d \r' % (f,b,fb),
		sys.stdout.flush()
		# time.sleep(0.05)
	print 'Fizz:%5d,Buzz:%5d,FizzBuzz:%5d \r' % (f,b,fb)
	pass



def _test():
	import doctest
	doctest.testmod()


if __name__ == '__main__':

	_test()
	args = sys.argv
	if len(args) <2 :
		print """
		USAGE:
			numeric argument is needed.
			python FizzBuzz.py NUM [options]
		"""
	else:
		# main(args[1])
		fizzbuzz_counter(args[1])

判定ロジックだけ外だしの方がいいかな？