[PATCH] tests: check availability of pyflakes by trying to import pyflakes module

[Yuya Nishihara]

On Wed, 11 Mar 2020 05:41:11 +0100, Manuel Jacob wrote:
> # HG changeset patch
> # User Manuel Jacob <me at manueljacob.de>
> # Date 1583901662 -3600
> #      Wed Mar 11 05:41:02 2020 +0100
> # Node ID 14cffca0d2f0b0818ac98eefc432ba22b3d6e364
> # Parent  a08bbdf839ae08ff69c6f99a289ee85b3a012f03
> tests: check availability of pyflakes by trying to import pyflakes module

Queued, thanks.