本文整理汇总了Python中telnetlib.Telnet.fileno方法的典型用法代码示例。如果您正苦于以下问题：Python Telnet.fileno方法的具体用法？Python Telnet.fileno怎么用？Python Telnet.fileno使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类telnetlib.Telnet的用法示例。
在下文中一共展示了Telnet.fileno方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from telnetlib import Telnet [as 别名]
# 或者: from telnetlib.Telnet import fileno [as 别名]
class MPDSource:
def __init__(self, host="localhost", port=6600):
self._host, self._port = host, port
self._conn = None
self._last_elapsed = 0
self._last_tottime = 0
self._last_time = time()
self._is_playing = False
def _wait(self):
try:
self._conn.write(b"idle\n")
except IOError:
self.disconnect()
pass
def _make_dict(self, blob):
result = {}
for line in (blob or "").splitlines():
if ":" in line:
key, value = [s.strip() for s in line.split(":", maxsplit=1)]
result[key.lower()] = value
return result
def _read_response(self):
try:
return self._conn.read_until(b"OK\n")
except EOFError:
self.disconnect()
return b""
def connect(self):
try:
self._conn = Telnet(host=self._host, port=self._port)
except socket.error as err:
pass # We do not want to print it...
else:
# Read the OK MPD 0.17.0 line
self._conn.read_until(b"\n")
# Put ourself to event-looping mode
self._wait()
def is_connected(self):
return not self.fileno() is -1
def disconnect(self):
if self._conn:
self._conn.close()
self._conn = None
def _process_info(self, info):
self._is_playing = unstopped = info["state"] in ["play", "pause"]
if unstopped:
markup = "<i> {title}<small> by </small>{artist}<small> on </small>{album} </i>".format(
title=GLib.markup_escape_text(info.get("title", "n/a")),
artist=GLib.markup_escape_text(info.get("artist", "n/a")),
album=GLib.markup_escape_text(info.get("album", "n/a")),
)
self._last_elapsed = float(info.get("elapsed", 0))
_, total_time = info.get("time", "0:1").split(":", 1)
self._last_tottime = float(total_time)
if self._last_tottime:
percent = self._last_elapsed / self._last_tottime
else:
percent = 0
self._last_time = time()
else:
percent = 0
markup = "<i> (( not playing )) </i>"
return {"music_markup": repr(markup), "music_percent": percent, "music_unstopped": unstopped}
def _guess_elapsed_from_time(self):
if self._is_playing:
diff = time() - self._last_time
if self._last_tottime:
return {"music_percent": (self._last_elapsed + diff) / self._last_tottime}
else:
return {"music_percent": 0}
else:
return {}
def read(self, has_input):
info = {}
if has_input:
events = self._read_response()
if b"player" in events:
self._conn.write(b"command_list_begin\nstatus\ncurrentsong\ncommand_list_end\n")
blob = self._read_response()
raw_info = self._make_dict(blob.decode("utf-8"))
info = self._process_info(raw_info)
if self.is_connected():
self._wait()
else:
info = self._guess_elapsed_from_time()
return info
#.........这里部分代码省略.........
示例2: MPDSource
# 需要导入模块: from telnetlib import Telnet [as 别名]
# 或者: from telnetlib.Telnet import fileno [as 别名]
class MPDSource():
def __init__(self, host='localhost', port=6600):
self._host, self._port = host, port
self._conn = None
self._last_elapsed = 0
self._last_tottime = 0
self._last_time = time()
self._is_playing = False
def _wait(self):
try:
self._conn.write(b'idle\n')
except IOError:
self.disconnect()
pass
def _make_dict(self, blob):
result = {}
for line in (blob or '').splitlines():
if ':' in line:
key, value = [s.strip() for s in line.split(':', maxsplit=1)]
result[key] = value
return result
def _read_response(self):
try:
return self._conn.read_until(b'OK\n')
except EOFError:
self.disconnect()
return b''
def connect(self):
try:
self._conn = Telnet(host=self._host, port=self._port)
except socket.error as err:
# print(err) # We do not want to print it...
pass
else:
# Read the OK MPD 0.17.0 line
self._conn.read_until(b'\n')
# Put ourself to event-looping mode
self._wait()
def is_connected(self):
return not self.fileno() is -1
def disconnect(self):
if self._conn:
self._conn.close()
self._conn = None
def _process_info(self, info):
self._is_playing = unstopped = info['state'] in ['play', 'pause']
if unstopped:
markup = '<i> {title}<small> by </small>{artist}<small> on </small>{album} </i>'.format(
title=GLib.markup_escape_text(info.get('Title', 'n/a')),
artist=GLib.markup_escape_text(info.get('Artist', 'n/a')),
album=GLib.markup_escape_text(info.get('Album', 'n/a'))
)
self._last_elapsed = float(info['elapsed'])
self._last_tottime = float(info['Time'])
percent = self._last_elapsed / self._last_tottime
self._last_time = time()
else:
markup = '<i> (( not playing )) </i>'
return {
'music_markup': repr(markup),
'music_percent': percent,
'music_unstopped': unstopped
}
def _guess_elapsed_from_time(self):
if self._is_playing:
diff = time() - self._last_time
return {
'music_percent': (self._last_elapsed + diff) / self._last_tottime
}
else:
return {}
def read(self, has_input):
info = {}
if has_input:
events = self._read_response()
if b'player' in events:
self._conn.write(b'command_list_begin\nstatus\ncurrentsong\ncommand_list_end\n')
blob = self._read_response()
raw_info = self._make_dict(blob.decode('utf-8'))
info = self._process_info(raw_info)
if self.is_connected():
self._wait()
else:
info = self._guess_elapsed_from_time()
return info
def fileno(self):
return self._conn.fileno() if self._conn else -1