[Checkins] [zopefoundation/transaction] 12b413: Lint the code.

[Michael Howitz]

  Branch: refs/heads/lint
  Home:   https://github.com/zopefoundation/transaction
  Commit: 12b413ef356b315b8c73ca23c3856a697c9900b5
      https://github.com/zopefoundation/transaction/commit/12b413ef356b315b8c73ca23c3856a697c9900b5
  Author: Michael Howitz <mh at gocept.com>
  Date:   2020-10-30 (Fri, 30 Oct 2020)

  Changed paths:
    M .travis.yml
    M setup.py
    A src/transaction/__init__.py
    A src/transaction/_compat.py
    A src/transaction/_manager.py
    A src/transaction/_transaction.py
    A src/transaction/interfaces.py
    A src/transaction/tests/__init__.py
    A src/transaction/tests/common.py
    A src/transaction/tests/examples.py
    A src/transaction/tests/savepointsample.py
    A src/transaction/tests/test__manager.py
    A src/transaction/tests/test__transaction.py
    A src/transaction/tests/test_savepoint.py
    A src/transaction/tests/test_weakset.py
    A src/transaction/weakset.py
    M tox.ini
    R transaction/__init__.py
    R transaction/_compat.py
    R transaction/_manager.py
    R transaction/_transaction.py
    R transaction/interfaces.py
    R transaction/tests/__init__.py
    R transaction/tests/common.py
    R transaction/tests/examples.py
    R transaction/tests/savepointsample.py
    R transaction/tests/test__manager.py
    R transaction/tests/test__transaction.py
    R transaction/tests/test_savepoint.py
    R transaction/tests/test_weakset.py
    R transaction/weakset.py

  Log Message:
  -----------
  Lint the code.

Additionally move the code to a src directory so meta/config can be
used later on.