提取多说备份评论者邮箱

duoshuo.py

import simplejson
file_object = open('./export.json')
try:
    all_the_text = file_object.read()
finally:
    file_object.close()
emails=simplejson.loads(all_the_text)
old_emails = emails.values()[1]
mails = []
for dict in old_emails:
	mail = dict.get('author_email')
	mails.append(mail)
mails = list(set(mails))
print mails