(self, name, value, sanitize)
| 356 | return folded.encode('ascii', 'surrogateescape') |
| 357 | |
| 358 | def _fold(self, name, value, sanitize): |
| 359 | parts = [] |
| 360 | parts.append('%s: ' % name) |
| 361 | if isinstance(value, str): |
| 362 | if _has_surrogates(value): |
| 363 | if sanitize: |
| 364 | h = header.Header(value, |
| 365 | charset=_charset.UNKNOWN8BIT, |
| 366 | header_name=name) |
| 367 | else: |
| 368 | # If we have raw 8bit data in a byte string, we have no idea |
| 369 | # what the encoding is. There is no safe way to split this |
| 370 | # string. If it's ascii-subset, then we could do a normal |
| 371 | # ascii split, but if it's multibyte then we could break the |
| 372 | # string. There's no way to know so the least harm seems to |
| 373 | # be to not split the string and risk it being too long. |
| 374 | parts.append(value) |
| 375 | h = None |
| 376 | else: |
| 377 | h = header.Header(value, header_name=name) |
| 378 | else: |
| 379 | # Assume it is a Header-like object. |
| 380 | h = value |
| 381 | if h is not None: |
| 382 | # The Header class interprets a value of None for maxlinelen as the |
| 383 | # default value of 78, as recommended by RFC 5322 section 2.1.1. |
| 384 | maxlinelen = 0 |
| 385 | if self.max_line_length is not None: |
| 386 | maxlinelen = self.max_line_length |
| 387 | parts.append(h.encode(linesep=self.linesep, maxlinelen=maxlinelen)) |
| 388 | parts.append(self.linesep) |
| 389 | return ''.join(parts) |
| 390 | |
| 391 | |
| 392 | compat32 = Compat32() |
no test coverage detected