gnucash maint: Multiple changes pushed

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/fdfaca55 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/4dcdec66 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/ab843c0b (commit)
	 via  https://github.com/Gnucash/gnucash/commit/43cebedd (commit)
	 via  https://github.com/Gnucash/gnucash/commit/daff201f (commit)
	 via  https://github.com/Gnucash/gnucash/commit/0da6b851 (commit)
	from  https://github.com/Gnucash/gnucash/commit/5adf54a5 (commit)



commit fdfaca5575bfe59e2643a6c72f24b61548573c61
Merge: 5adf54a5e 4dcdec664
Author: John Ralls <jralls at ceridwen.us>
Date:   Mon Apr 6 11:34:48 2020 -0700

    Merge Christoph Holtermann's 'python-session-instance-constructor' into maint.

commit 4dcdec664acd1cd6665d86d7d5ee427af7898370
Author: c-holtermann <mail at c-holtermann.net>
Date:   Mon Apr 6 06:50:16 2020 +0200

    remove whitespace in parentheses (PEP 8)

commit ab843c0b7a565f6c923b422b5d69c03aa3058563
Author: c-holtermann <mail at c-holtermann.net>
Date:   Fri Apr 3 21:12:36 2020 +0200

    include gnucash_core of python bindings in python swig app-utils

commit 43cebedd3dfdf1a35a973d414567ec73804a7384
Author: c-holtermann <mail at c-holtermann.net>
Date:   Fri Apr 3 19:21:21 2020 +0200

    tests for session

commit daff201ffbee62eee418c99ea56c148cbf90614a
Author: c-holtermann <mail at c-holtermann.net>
Date:   Thu Apr 2 23:41:35 2020 +0200

    don't allow instance=None for wrapper objects

commit 0da6b851b0c7af6e528436e5dd562363ab4cfb35
Author: c-holtermann <mail at c-holtermann.net>
Date:   Thu Apr 2 18:58:52 2020 +0200

    add instance argument to Session constructor
    
    if Session is used only as a wrapper for an existing session instance
    its necessary to be able to pass this instance as an argument



Summary of changes:
 bindings/python/function_class.py            |  7 ++++--
 bindings/python/gnucash_core.py              |  6 +++--
 bindings/python/tests/CMakeLists.txt         |  2 +-
 bindings/python/tests/runTests.py.in         |  1 +
 bindings/python/tests/test_account.py        |  4 ++--
 bindings/python/tests/test_book.py           |  4 ++--
 bindings/python/tests/test_business.py       |  4 ++--
 bindings/python/tests/test_commodity.py      |  6 ++---
 bindings/python/tests/test_numeric.py        |  2 +-
 bindings/python/tests/test_session.py        | 34 ++++++++++++++++++++++++++++
 bindings/python/tests/test_split.py          |  4 ++--
 bindings/python/tests/test_transaction.py    |  4 ++--
 common/cmake_modules/GncAddSwigCommand.cmake |  3 ++-
 libgnucash/app-utils/app-utils.i             |  1 +
 14 files changed, 62 insertions(+), 20 deletions(-)
 create mode 100644 bindings/python/tests/test_session.py