Sean DiZazzo wrote:
> Python 2.7.13 (v2.7.13:a06454b1afa1, Dec 17 2016, 12:39:47)
> [GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] on darwin
> Type "help", "copyright", "credits" or "license" for more information.
import traceback
tb = traceback.format_exc()
type(tb)
>
tb
> 'None\n'
>
>
> Shouldn't it just return None itself?
No. The function expects that there is a current exception. That's not the
case here, and thus it should complain in the usual way -- by raising an
exception. However, this function has been around for a while which rules
out such a disruptive change.
> Why a string with a newline?
>
> Interested if there is an actual reason for this behavior
An implementation accident, if I were to guess.
> or if it should
> be reported as a bug.
Certainly not.
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