[GHC] #10164: Cleanup test framework string formatting

[GHC]

#10164: Cleanup test framework string formatting
-------------------------------------+-------------------------------------
        Reporter:  thomie            |                   Owner:
            Type:  task              |                  Status:  closed
        Priority:  normal            |               Milestone:  7.10.1
       Component:  Test Suite        |                 Version:  7.8.4
      Resolution:  fixed             |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
-------------------------------------+-------------------------------------

Comment (by Thomas Miedema <thomasmiedema@…>):

 In [changeset:"0f03a843e7e740218f3ce3853f80de99b0ed6236/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="0f03a843e7e740218f3ce3853f80de99b0ed6236"
 Make testsuite driver Python 2.6 compatible again

 Another bug in the #10164 series. Only Python 2.7 and up allow you to
 omit the positional argument specifiers in format strings.

 Test Plan: this fixes the Solaris builders

 Reviewed By: kgardas

 Differential Revision: https://phabricator.haskell.org/D750

 GHC Trac Issues: #10164
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10164#comment:8>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler