Python NNTP.over方法代码示例

# 需要导入模块: from nntplib import NNTP [as 别名]
# 或者: from nntplib.NNTP import over [as 别名]
 def get_items(self):
     server = NNTP(self.servername)
     resp, count, first, last, name = server.group(self.group)
     start = last - self.howmany + 1
     resp, overviews = server.over((start, last))
     for id, over in overviews:
         title = decode_header(over['subject'])
         resp, info = server.body(id)
         body = '\n'.join(line.decode('latin')
                          for line in info.lines) + '\n\n'
         yield NewsItem(title, body)
     server.quit()

# 需要导入模块: from nntplib import NNTP [as 别名]
# 或者: from nntplib.NNTP import over [as 别名]
	def getItems(self):
	#	yesterday = localtime(time()-self.window*day)
	#	date = strftime('%y%m%d',yesterday)
	#	time = strftime('%H%M%S',yesterday)
		# create a nntp server
		s = NNTP(self.servername)	
		resp,count,first,last,name = s.group(self.groupname)
		resp,overviews = s.over((last-1,last))
		for num,over in overviews:
			title = over.get('subject')
			resp,body = s.body(num)
			# create a generator to iterate news 
			if title and body:
				yield NewsItem(title,body)
		s.quit()	

# 需要导入模块: from nntplib import NNTP [as 别名]
# 或者: from nntplib.NNTP import over [as 别名]
date = strftime('%y%m%d',yesterday)
time = strftime('%H%M%S',yesterday)

servername = 'news.gmane.org'
# 18289
groupname = 'gmane.comp.python.apple'
s = NNTP(servername)

# group
'Return a tuple (response, count, first, last, name) where count is the (estimated) number of articles in the group, first is the first article number in the group, last is the last article number in the group, and name is the group name. The numbers are returned as strings.'
resp,count,first,last,name = s.group(groupname)
print('Group', name, 'has', count, 'articles, range', first, 'to', last)

# over
'Return a pair (response, overviews). overviews is a list of (article_number, overview) tuples, one for each article selected by message_spec'
resp,overviews = s.over((last-1,last))
for num,over in overviews:
	print(num)# 1-100
	#print(over)
	# print(over.keys())
	# ['xref', 'from', ':lines', ':bytes', 'references', 'date', 'message-id', 'subject']
	print(over.get('date'))
	print(nntplib.decode_header(over.get('from')))
	print(over.get('message-id'))
	print(over.get('subject'))

# stat
'Return a triple (response, number, id) where number is the article number and id is the message id.'
resp,num,msg_id = s.stat(last)
print(num,msg_id)

# 需要导入模块: from nntplib import NNTP [as 别名]
# 或者: from nntplib.NNTP import over [as 别名]
from nntplib import NNTP

servername = 'news.foo.bar'
group = 'comp.lang.python.announce'
server = NNTP(servername)
howmany = 10

resp, count, first, last, name = server.group(group)

start = last - howmany + 1

resp, overviews = server.over((start, last))

for id, over in overviews:
    subject = over['subject']
    resp, info = server.body(id)
    print(subject)
    print('-' * len(subject))
    for line in info.lines:
        print(line.decode('latin1'))
    print()

server.quit()

# 需要导入模块: from nntplib import NNTP [as 别名]
# 或者: from nntplib.NNTP import over [as 别名]
class Client(Context):
    def __init__(self, log,
    hostname, port=None, username=None, password=None, *,
    debuglevel=None, **timeout):
        self.log = log
        self.hostname = hostname
        self.port = port
        self.username = username
        self.password = password
        self.debuglevel = debuglevel
        self.timeout = timeout
        Context.__init__(self)
        self.connect()
    
    def connect(self):
        address = net.format_addr((self.hostname, self.port))
        self.log.write("Connecting to {}\n".format(address))
        if self.port is None:
            port = ()
        else:
            port = (self.port,)
        self.connect_time = time.monotonic()
        self.nntp = NNTP(self.hostname, *port, **self.timeout)
        with ExitStack() as cleanup:
            cleanup.push(self)
            if self.debuglevel is not None:
                self.nntp.set_debuglevel(self.debuglevel)
            self.log.write("{}\n".format(self.nntp.getwelcome()))
            
            if self.username is not None:
                self.log.write("Logging in as {}\n".format(self.username))
                with self.handle_abort():
                    self.nntp.login(self.username, self.password)
                self.log.write("Logged in\n")
            cleanup.pop_all()
    
    def body(self, id, *pos, **kw):
        id = "<{}>".format(id)
        retry = 0
        while True:
            try:
                with self.handle_abort():
                    self.nntp.body(id, *pos, **kw)
                break
            except failure_responses as err:
                [code, *msg] = err.response.split(maxsplit=1)
                if code == "400":
                    [msg] = msg or (None,)
                    if not msg:
                        msg = "Server shut down connection"
                elif code[1] == "0" and not retry:
                    msg = err.response
                else:
                    raise
            self.log.write(msg + "\n")
            self.log_time()
            if retry >= 60:
                raise TimeoutError()
            self.close()
            time.sleep(retry)
            if not retry:
                start = time.monotonic()
            self.connect()
            if retry:
                retry *= 2
            else:
                retry = time.monotonic() - start
                if retry <= 0:
                    retry = 0.5
    
    def group(self, *pos, **kw):
        with self.handle_abort():
            return self.nntp.group(*pos, **kw)
    def over(self, *pos, **kw):
        with self.handle_abort():
            return self.nntp.over(*pos, **kw)
    def hdr(self, *pos, **kw):
        with self.handle_abort():
            return self.nntp.xhdr(*pos, **kw)
    
    @contextmanager
    def handle_abort(self):
        try:
            yield
        except failure_responses:
            raise  # NNTP connection still intact
        except:
            # Protocol is disrupted so abort the connection straight away
            self.close()
            raise
    
    def close(self):
        if not self.nntp:
            return
        
        # Ignore failure of inappropriate QUIT command
        with suppress(NNTPError), self.nntp:
            pass
        self.nntp = None
    
#.........这里部分代码省略.........