[Checkins] [zopefoundation/Products.ZCatalog] c4e4cd: Fix linting issues (#106)

[Jürgen Gmach]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Products.ZCatalog
  Commit: c4e4cd55e17e2660e81795d4a8dc48278642a726
      https://github.com/zopefoundation/Products.ZCatalog/commit/c4e4cd55e17e2660e81795d4a8dc48278642a726
  Author: Jürgen Gmach <juergen.gmach at googlemail.com>
  Date:   2020-07-28 (Tue, 28 Jul 2020)

  Changed paths:
    M src/Products/PluginIndexes/CompositeIndex/tests/testCompositeIndex.py
    M src/Products/ZCTextIndex/BaseIndex.py
    M src/Products/ZCTextIndex/RiceCode.py
    M src/Products/ZCatalog/ZCatalog.py

  Log Message:
  -----------
  Fix linting issues (#106)

... which came with the new flake8 version.

modified:   src/Products/PluginIndexes/CompositeIndex/tests/testCompositeIndex.py
modified:   src/Products/ZCTextIndex/BaseIndex.py
modified:   src/Products/ZCTextIndex/RiceCode.py
modified:   src/Products/ZCatalog/ZCatalog.py