pitrou commented on code in PR #51631:
URL: https://github.com/apache/arrow/pull/51631#discussion_r4467715138
##########
python/pyarrow/io.pxi:
##########
@@ -193,6 +193,23 @@ cdef class NativeFile(_Weakrefable):
else:
check_status(self.output_stream.get().Close())
+ def abort(self):
+ """
+ Close the stream abruptly.
+
+ The stream is always closed, but whether written data is flushed or
+ discarded depends on the implementation. Output streams of
+ :class:`~pyarrow.fs.S3FileSystem` discard all written data: the
+ multipart upload is aborted and no object is written. A
+ :class:`~pyarrow.PythonFile` leaves its wrapped Python file object
open.
Review Comment:
I'm not sure we want to say anything specific about S3 and other
implementations here. How about:
```suggestion
discarded depends on the implementation.
```
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