(self, encoding=None, errors=None, newline=None,
line_buffering=False, write_through=False)
| 2092 | raise ValueError("illegal newline value: %r" % (newline,)) |
| 2093 | |
| 2094 | def _configure(self, encoding=None, errors=None, newline=None, |
| 2095 | line_buffering=False, write_through=False): |
| 2096 | self._encoding = encoding |
| 2097 | self._errors = errors |
| 2098 | self._encoder = None |
| 2099 | self._decoder = None |
| 2100 | self._b2cratio = 0.0 |
| 2101 | |
| 2102 | self._readuniversal = not newline |
| 2103 | self._readtranslate = newline is None |
| 2104 | self._readnl = newline |
| 2105 | self._writetranslate = newline != '' |
| 2106 | self._writenl = newline or os.linesep |
| 2107 | |
| 2108 | self._line_buffering = line_buffering |
| 2109 | self._write_through = write_through |
| 2110 | |
| 2111 | # don't write a BOM in the middle of a file |
| 2112 | if self._seekable and self.writable(): |
| 2113 | position = self.buffer.tell() |
| 2114 | if position != 0: |
| 2115 | try: |
| 2116 | self._get_encoder().setstate(0) |
| 2117 | except LookupError: |
| 2118 | # Sometimes the encoder doesn't exist |
| 2119 | pass |
| 2120 | |
| 2121 | # self._snapshot is either None, or a tuple (dec_flags, next_input) |
| 2122 | # where dec_flags is the second (integer) item of the decoder state |
no test coverage detected