Amaury Forgeot d'Arc wrote:
> 
> Amaury Forgeot d'Arc <amauryfa@gmail.com> added the comment:
> 
> Buffering applies when writing, not when reading a file.
> 
> There is indeed a problem in codecs.py: after a readline(), read() will return the content of the internal buffer, and not more.
> 
> The "size" parameter is a hint, and should not be used to decide whether the character buffer is enough to satisfy the read() request.
> Patch is attached, with test.

Agreed.

The patch looks good except the if-line should read:

if chars >= 0 and len(self.charbuffer) >= chars:
  ...

Thanks,
-- 
Marc-Andre Lemburg
eGenix.com

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