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305 """ |
305 """ |
306 # Sharing backgroundfilecloser between threads is complex and using |
306 # Sharing backgroundfilecloser between threads is complex and using |
307 # multiple instances puts us at risk of running out of file descriptors |
307 # multiple instances puts us at risk of running out of file descriptors |
308 # only allow to use backgroundfilecloser when in main thread. |
308 # only allow to use backgroundfilecloser when in main thread. |
309 if not isinstance( |
309 if not isinstance( |
310 threading.currentThread(), |
310 threading.current_thread(), |
311 threading._MainThread, # pytype: disable=module-attr |
311 threading._MainThread, # pytype: disable=module-attr |
312 ): |
312 ): |
313 yield |
313 yield |
314 return |
314 return |
315 vfs = getattr(self, 'vfs', self) |
315 vfs = getattr(self, 'vfs', self) |
481 % mode |
481 % mode |
482 ) |
482 ) |
483 fp = checkambigatclosing(fp) |
483 fp = checkambigatclosing(fp) |
484 |
484 |
485 if backgroundclose and isinstance( |
485 if backgroundclose and isinstance( |
486 threading.currentThread(), |
486 threading.current_thread(), |
487 threading._MainThread, # pytype: disable=module-attr |
487 threading._MainThread, # pytype: disable=module-attr |
488 ): |
488 ): |
489 if ( |
489 if ( |
490 not self._backgroundfilecloser # pytype: disable=attribute-error |
490 not self._backgroundfilecloser # pytype: disable=attribute-error |
491 ): |
491 ): |