python 互联网编程

zope\plone\pylons\web2py\cherrypy\webware:web框架
pyjamas
soap:web service
Ironpython
1\ socket(AF_INET,SOCK_STREAM)
SOCK_DGRAM
AF_UNIF
sobj.bind()
sobj.listen
con,dre=sobj.accept()
con.receive()
con.send()
con.close()
socket(xx)
sobj.connect()
sobj.send()
sobj.recv()
2 返回字符串列表中的最长长度：
labelsize = max(len(x) for x in labels) + 2
3 if input("xx") in ['y','Y']:
4 urllib.request.urlretrieve(remoteaddr,localfilename)
从远端地址下载文件存储到localfilename
5、ftp.retrbinary二进制方式下载，retrlines文本方式下载
6、localdir=(len(sys.argv)>1 and sys.argv[1]) or '.' ###传参默认值
localdir = (len(sys.argv) > 1 and sys.argv[1]) or '.'
cleanall = input('Clean local directory first? ')[:1] in ['y', 'Y'] ##获取用户输入
7、删除文件夹：
for localname in os.listdir(localdir): # try to delete all locals
try: # first, to remove old files
print('deleting local', localname) # os.listdir omits . and ..
os.remove(os.path.join(localdir, localname))
except:
print('cannot delete local', localname)
8、
from mimetypes import guess_type
mimetype,encoding=guess_type(filepath)
mimetype=mimetype or "?/?"
maintype = mimetype.split('/')[0]
9、收取邮件：

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10、email.utils 邮件发送中的日期格式：

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