def write(self, b):
if self._write_watcher is None:
raise UnsupportedOperation('write')
while True:
try:
return _write(self._fileno, b)
except (IOError, OSError) as ex:
if ex.args[0] not in ignored_errors:
raise
wait_on_watcher(self._write_watcher, None, None, self.hub)
def __read(self, n):
if self._read_watcher is None:
raise UnsupportedOperation('read')
while 1:
try:
return _read(self._fileno, n)
except (IOError, OSError) as ex:
if ex.args[0] not in ignored_errors:
raise
wait_on_watcher(self._read_watcher, None, None, self.hub)
