在python中的类库中，python自带了email模块。
在email模块中，我们可以email类库实现对邮件的读取，和邮件的发送等功能。
本文先来谈谈在python中，利用email模块读取邮件头.....
先来看看一封百度云发给我的邮件：
下面是邮件的具体信息：
Date: Tue, 30 Jul 2013 16:53:17 +0800 Received: from db-sysnoc-mailrelay3.db01.baidu (unknown [123.125.66.194]) by newmx38.qq.com (NewMx) with SMTP id for <hongtenzone@foxmail.com>; Tue, 30 Jul 2013 16:53:16 +0800 X-QQ-SSF: 00500000010000010rF000C1040000r X-QQ-mid: mx38t1375174396thkz17254 Received: from mail-out.sys.baidu.com (cq01-passport-mis00.cq01.baidu.com [10.46.78.11]) by db-sysnoc-mailrelay3.db01.baidu.com (Postfix) with SMTP id 515EF798060 for <hongtenzone@foxmail.com>; Tue, 30 Jul 2013 16:53:16 +0800 (CST) From: =?UTF-8?B?YmFpZHU=?=<passport@baidu.com> To: =?UTF-8?B?aG9uZ3RlbnpvbmVAZm94bWFpbC5jb20=?=<hongtenzone@foxmail.com> Subject: =?UTF-8?B?55m+5bqm5LqR6YCB5L2gMTAwR+WtmOWCqOepuumXtOmAmuefpQ==?= MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: base64 PFA+PEEgaHJlZj0iaHR0cDovL3l1bi5iYWlkdS5jb20vMTAwPz1tYWlsMiI+PElNRyBzdHlsZT0i RElTUExBWTogYmxvY2s7IE1BUkdJTi1MRUZUOiBhdXRvOyBNQVJHSU4tUklHSFQ6IGF1dG8iIHNy Yz0iaHR0cDovL3Bhbi5iYWlkdS5jb20vcmVzL3N0YXRpYy9pbWFnZXMvY21zL3dvcmxkLTEwMC5q cGciPjwvQT48Rk9OVCBmYWNlPeW5vOWchj48Rk9OVCBjb2xvcj0jZmYwMDAwIHNpemU9Mz48Rk9O VCBjb2xvcj0jMDAwMDAwPkhvbmdfdGVuX3pvbmXvvIzmgqjnmoTnmb7luqbkupHlrrnph488Rk9O VCBjb2xvcj0jZmYwMDAwPjxTVFJPTkc+5Y2z5bCG5Yiw5pyfPC9TVFJPTkc+PC9GT05UPu+8jOiv t+WwveW/q+e7reacn++8jOS7peWFjeW9seWTjeaCqOWkh+S7veWunei0teaVsOaNruOAgjxTVFJP Tkc+PEZPTlQgY29sb3I9I2ZmMDAwMD4xMDBH57ut5pyf5Y+q6ZyAMC4y5YWD77yM5Y+y5LiK5pyA 5L2O5Lu3PC9GT05UPjwvU1RST05HPu+8jOa0u+WKqOWcsOWdgO+8mjwvRk9OVD48L0ZPTlQ+PEZP TlQgY29sb3I9I2ZmMDAwMCBzaXplPTM+PEEgaHJlZj0iaHR0cDovL3l1bi5iYWlkdS5jb20vMTAw Pz1tYWlsMiI+aHR0cDovL3l1bi5iYWlkdS5jb20vMTAwPC9BPjwvQT48L0ZPTlQ+PC9GT05UPjxG T05UIHNpemU9Mz48Rk9OVCBjb2xvcj0jZmYwMDAwPiA8L0ZPTlQ+PC9GT05UPjwvUD4NPGJyPjxQ PjxGT05UIHNpemU9Mj48Rk9OVCBzdHlsZT0iQkFDS0dST1VORC1DT0xPUjogI2ZmZmYwMCIgY29s b3I9I2ZmMDAwMCBmYWNlPeWui+S9kz7vvIjmnKzkvJjmg6Dnu63mnJ/kuLrmgqjkuJPkuqvnibnm nYPvvIzor7fli7/ovazlj5HjgIHlpJbms4TvvIzosKLosKLmlK/mjIHvvIHvvIk8L0ZPTlQ+PC9G T05UPjwvUD4=
下面是我做的demo：
运行效果：
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#python mail
import
os
import
email
#邮件文件的存放位置
PATH
=
''
#读取文件
def
read_mail(path):
if
os.path.exists(path):
with
open
(path) as fp:
for
line
in
fp:
print
(line)
else
:
not_find_file()
#打开一个文件
def
open_file(path):
if
os.path.exists(path):
return
open
(path,
'r'
)
else
:
not_find_file()
#创建消息对象
def
get_message(path):
if
os.path.exists(path):
fp
=
open_file(path)
return
email.message_from_file(fp)
else
:
not_find_file()
#获取subject对象
def
get_subject(path):
if
os.path.exists(path):
message
=
get_message(path)
return
message.get(
'subject'
)
else
:
not_find_file()
#解析subject对象
def
parse_subject(msg):
if
msg !
=
None
:
subject
=
msg.get(
'subject'
)
#header = email.Header.Header(subject)
#decode_h = email.Header.decode_header(header)
#return decode_h[0][0]
else
:
empty_obj()
#获取发件人邮箱
def
get_from(msg):
if
msg !
=
None
:
return
email.utils.parseaddr(msg.get(
"from"
))[
1
]
else
:
empty_obj()
#获取收件人邮箱
def
get_to(msg):
if
msg !
=
None
:
return
email.utils.parseaddr(msg.get(
'to'
))[
1
]
else
:
empty_obj()
#获取邮件的生成时间
def
get_date(msg):
if
msg !
=
None
:
#return email.utils.parseaddr(msg.get('Date'))
date_str
=
email.Header.decode_header(msg[
'Date'
])[
0
][
0
]
t
=
time.localtime(time.mktime(time.strptime(date_str,
"%a, %d %b %Y %H:%M:%S +0800"
)))
date_str
=
time.strftime(
'%Y-%m-%d %H:%M:%S'
,t)
return
date_str
else
:
empty_obj()
#获取邮件的生成版本
def
get_mime_version(msg):
if
msg !
=
None
:
return
email.utils.parseaddr(msg.get(
'mime-version'
))[
1
]
else
:
empty_obj()
#获取邮件的文本类型
def
get_content_type(msg):
if
msg !
=
None
:
return
email.utils.parseaddr(msg.get(
'content-type'
))[
1
]
else
:
empty_obj()
#获取邮件的邮件的id
def
get_message_id(msg):
if
msg !
=
None
:
return
email.utils.parseaddr(msg.get(
'message-id'
))[
1
]
else
:
empty_obj()
#文件不存在
def
not_find_file():
print
(
'文件不存在!'
)
#msg is empty
def
empty_obj():
print
(
'msg is empty!'
)
def
main():
global
PATH
PATH
=
'E:\\test_mail.eml'
print
(PATH)
msg
=
get_message(PATH)
#print(msg)
print
(
'#'
*
50
)
print
(
'subject:{}'
.
format
(get_subject(PATH)))
print
(
'#'
*
50
)
print
(parse_subject(msg))
print
(
'#'
*
50
)
print
(
'from:{}'
.
format
(get_from(msg)))
print
(
'to:{}'
.
format
(get_to(msg)))
print
(
'date:{}'
.
format
(get_date(msg)))
print
(
'mime-version:{}'
.
format
(get_mime_version(msg)))
print
(
'content-type:{}'
.
format
(get_content_type(msg)))
print
(
'message-id:{}'
.
format
(get_message_id(msg)))
if
__name__
=
=
'__main__'
:
main()
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本文转自 Tenderrain 51CTO博客，原文链接:http://blog.51cto.com/tenderrain/1916782
