niconicoからあらかじめ取ってきたjsonをパースして必要な情報を表示するだけのスクリプト

	#!/usr/bin/env python3
	"""nicovideo.py: parse json and show video info"""
	__author__ = "Yuto Tokunaga"
	import sys
	import os
	import glob
	import json
	def print_usage():
	usage = "usage: nicovideo.py [option] [file/directory]\n" +\
	"\n" +\
	" options list: list files\n" +\
	" show: show file desctiption\n" +\
	"\n"
	print(usage)
	def list_files(dirname):
	files = glob.glob(dirname + '/*.json')
	for f in files:
	jsonfile = open(f)
	jsondata = json.load(jsonfile)
	print("{0}: {1}".format(f.split('/')[-1].rstrip('.json'), jsondata['videoTitle']))
	print("\t{0}".format(jsondata['thumbDescription']))
	jsonfile.close()
	def show_file(file):
	filename = ""
	if os.path.exists(file):
	if file.split('.')[-1] != 'json':
	print("file is not JSON file")
	return
	filename = file
	elif os.path.exists(file + '.json'):
	filename = file + '.json'
	else:
	print("file not exists!")
	return
	jsonfile = open(filename)
	jsondata = json.load(jsonfile)
	print("{0}: {1}".format(filename.split('/')[-1].rstrip('.json'), jsondata['videoTitle']))
	print("\t{0}".format(jsondata['description']))
	print("")
	"""parse tag"""
	tagstr = jsondata['tagList'].strip('/')
	tagdatas = json.loads(tagstr)
	taglist = []
	for tag in tagdatas:
	taglist.append(tag['tag'])
	print(taglist)
	if __name__ == '__main__':
	if len(sys.argv) < 2:
	print_usage()
	elif sys.argv[1] == 'list':
	if len(sys.argv) < 3:
	list_files('.')
	else:
	list_files(sys.argv[2])
	elif sys.argv[1] == 'show':
	if len(sys.argv) < 3:
	print("invalid format!")
	else:
	show_file(sys.argv[2])
	else:
	print("invalid format!")

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