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Fixed #30694 -- Documented FileResponse does not seek its file source.

This commit is contained in:
Claude Paroz 2019-08-17 09:20:36 +02:00 committed by Carlton Gibson
parent 6805c0f99f
commit 7203efb799
2 changed files with 3 additions and 0 deletions

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@ -67,6 +67,7 @@ Here's a "Hello World" example::
# FileResponse sets the Content-Disposition header so that browsers
# present the option to save the file.
buffer.seek(0)
return FileResponse(buffer, as_attachment=True, filename='hello.pdf')
The code and comments should be self-explanatory, but a few things deserve a

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@ -1122,6 +1122,8 @@ Attributes
If ``open_file`` doesn't have a name or if the name of ``open_file`` isn't
appropriate, provide a custom file name using the ``filename`` parameter.
Note that if you pass a file-like object like ``io.BytesIO``, it's your
task to ``seek()`` it before passing it to ``FileResponse``.
The ``Content-Length`` and ``Content-Type`` headers are automatically set
when they can be guessed from contents of ``open_file``.