[issue1539381] Add readinto method to StringIO and cStringIO

Alan Justino added the comment: Issued a related PR (https://github.com/python/cpython/pull/8451) to allow SpooledTemporaryFile to propagate `readinto` calls to TemporaryFile, BytesIO or StringIO. Of this ones, only StringIO will fail. -- ___

[issue1539381] Add readinto method to StringIO and cStringIO

Change by Roundup Robot : -- pull_requests: +7973 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue1539381] Add readinto method to StringIO and cStringIO

Alan Justino added the comment: It affects SpooledTemporaryFile too. Because it switches between StringIO, BytesIO and TemporaryFile internally. Only StringIO have not this interface. Discovered trying to `pickle.load` a remote storage file. Please reopen. -- nosy: +alanjds

[issue1539381] Add readinto method to StringIO and cStringIO

Silvio Ricardo Cordeiro added the comment: BufferedReader assumes that readinto is defined, but that's not the case for StringIO's. In the end, this cripples StringIO objects, because their data can never be peek()'ed as with all other file objects. -- components: +IO -Library (Lib)