(self, mode="r", buffering=None, encoding=None,
                      errors=None, newline=None)
return text
Backport of ``socket.makefile`` from Python 3.5.
Backport of ``socket.makefile`` from Python 3.5.
Backport of socket . makefile from Python 3 . 5 .
def backport_makefile(self, mode="r", buffering=None, encoding=None,
                      errors=None, newline=None):
    """
    Backport of ``socket.makefile`` from Python 3.5.
    """
    if not set(mode) <= {"r", "w", "b"}:
        raise ValueError(
            "invalid mode %r (only r, w, b allowed)" % (mode,)
        )
    writing = "w" in mode
    reading = "r" in mode or not writing
    assert reading or writing
    binary = "b" in mode
    rawmode = ""
    if reading:
        rawmode += "r"
    if writing:
        rawmode += "w"
    raw = SocketIO(self, rawmode)
    self._makefile_refs += 1
    if buffering is None:
        buffering = -1
    if buffering < 0:
        buffering = io.DEFAULT_BUFFER_SIZE
    if buffering == 0:
        if not binary:
            raise ValueError("unbuffered streams must be binary")
        return raw
    if reading and writing:
        buffer = io.BufferedRWPair(raw, raw, buffering)
    elif reading:
        buffer = io.BufferedReader(raw, buffering)
    else:
        assert writing
        buffer = io.BufferedWriter(raw, buffering)
    if binary:
        return buffer
    text = io.TextIOWrapper(buffer, encoding, errors, newline)
    text.mode = mode
    return text
def backport_makefile ( self , mode = "r" , buffering = None , encoding = None , errors = None , newline = None ) : if not set ( mode ) <= { "r" , "w" , "b" } : raise ValueError ( "invalid mode %r (only r, w, b allowed)" % ( mode , ) ) writing = "w" in mode reading = "r" in mode or not writing assert reading or writing binary = "b" in mode rawmode = "" if reading : rawmode += "r" if writing : rawmode += "w" raw = SocketIO ( self , rawmode ) self . _makefile_refs += 1 if buffering is None : buffering = - 1 if buffering < 0 : buffering = io . DEFAULT_BUFFER_SIZE if buffering == 0 : if not binary : raise ValueError ( "unbuffered streams must be binary" ) return raw if reading and writing : buffer = io . BufferedRWPair ( raw , raw , buffering ) elif reading : buffer = io . BufferedReader ( raw , buffering ) else : assert writing buffer = io . BufferedWriter ( raw , buffering ) if binary : return buffer text = io . TextIOWrapper ( buffer , encoding , errors , newline ) text . mode = mode return text