[Checkins] [zopefoundation/zope.interface] 364fd0: Remove unused str variables

[Jason Madden]

  Branch: refs/heads/issue11
  Home:   https://github.com/zopefoundation/zope.interface
  Commit: 364fd0caf88d8b8a12ca81a0ab80b039cdc9f6c9
      https://github.com/zopefoundation/zope.interface/commit/364fd0caf88d8b8a12ca81a0ab80b039cdc9f6c9
  Author: Jason Madden <jamadden at gmail.com>
  Date:   2020-03-10 (Tue, 10 Mar 2020)

  Changed paths:
    M src/zope/interface/_zope_interface_coptimizations.c

  Log Message:
  -----------
  Remove unused str variables

The DEFINE_STRING macro prevents the linter from seeing them as unused
so I temporarily redefined it to find all such variables.


  Commit: fb8180d4521dc7333498731d1361a82d0034582b
      https://github.com/zopefoundation/zope.interface/commit/fb8180d4521dc7333498731d1361a82d0034582b
  Author: Jason Madden <jamadden at gmail.com>
  Date:   2020-03-10 (Tue, 10 Mar 2020)

  Changed paths:
    M src/zope/interface/tests/test_adapter.py

  Log Message:
  -----------
  Add additional low-level tests for super() unwrapping.


Compare: https://github.com/zopefoundation/zope.interface/compare/1e720c3819b8...fb8180d4521d