python exchange保存备份邮件

python exchange保存备份邮件
 方便自己平时备份邮件。
# -*-coding=utf-8-*-

# @Time : 2019/9/9 9:25
# @File : mail_backup.py
# @Author :
import codecs
import re
import config
import os
from exchangelib import DELEGATE, Account, Credentials, Configuration, NTLM, Message, Mailbox, HTMLBody,FileAttachment,ItemAttachment
from exchangelib.protocol import BaseProtocol, NoVerifyHTTPAdapter


#此句用来消除ssl证书错误,exchange使用自签证书需加上
BaseProtocol.HTTP_ADAPTER_CLS = NoVerifyHTTPAdapter


# 输入你的域账号如example\xxx
cred = Credentials(r'example\xxx', 你的邮箱密码)

configx = Configuration(server='mail.credlink.com', credentials=cred, auth_type=NTLM)
a = Account(
primary_smtp_address='你的邮箱地址', config=configx, autodiscover=False, access_type=DELEGATE
)


for item in a.inbox.all().order_by('-datetime_received')[:100]:
print(item.subject, item.sender, item.unique_body,item.datetime_received)

name = item.subject
name = re.sub('[\/:*?"<>|]', '-', name)
local_path = os.path.join('inbox', name+'.html')
with codecs.open(local_path, 'w','utf-8') as f:
f.write(item.unique_body)

for attachment in item.attachments:
if isinstance(attachment, FileAttachment):
name = attachment.name
name = re.sub('[\/:*?"<>|]','-',name)
local_path = os.path.join('inbox', attachment.name)
with codecs.open(local_path, 'wb') as f:
f.write(attachment.content)
print('Saved attachment to', local_path)

elif isinstance(attachment, ItemAttachment):
if isinstance(attachment.item, Message):
name=attachment.item.subject
name = re.sub('[\/:*?"<>|]', '-', name)
local_path = os.path.join('inbox', 'attachment')
with codecs.open(local_path, 'w') as f:
f.write(attachment.item.body)

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