gnu: python-sgmllib3k: Fix typo.

* gnu/packages/python-xyz.scm (python-sgmllib3k)[description]: Fix use of
  pluralized "This package".

gnu: python-lsp-server: Update to 1.3.3.

* gnu/packages/python-xyz.scm (python-lsp-server): Update to 1.3.3.
[home-page]: Update to new location.

gnu: python-precis-i18n: Update to 1.0.3.

* gnu/packages/python-xyz (python-precis-i18n)[version]: Update to 1.0.3.

gnu: python-magic: Work around crash on .crx files.

* gnu/packages/patches/python-magic-python-bytecode.patch: New file.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
* gnu/packages/python-xyz.scm (python-magic)[source](patches): Add it.
[inputs]: Add FILE-NEXT.
[arguments]: While at it, remove input labels.
* gnu/packages/diffoscope.scm (diffoscope)[native-inputs]: Add FILE-NEXT.

gnu: python-magic: Run more tests.

* gnu/packages/python-xyz.scm (python-magic): Invoke one more test file.

gnu: python-daemon: Fix test failure.

* gnu/packages/python-xyz.scm (python-daemon)[arguments]: Patch one test &
remove trailing #t.

gnu: Replace JUPYTER_CONFIG_DIR with JUPYTER_CONFIG_PATH.

Judging by the documentation
(https://jupyter.readthedocs.io/en/latest/use/jupyter-directories.html)
_DIR can only be a single value, whereas _PATH supports :-delimited
values and extends _DIR with extra directories.

* gnu/packages/python-xyz.scm (python-jupyter-core)[native-search-paths]:
Replace _DIR with _PATH.
(python-nbconvert)[arguments]: Unset JUPYTER_CONFIG_PATH during tests.
(python-notebook)[arguments]: Dito.

gnu: python-setuptools-for-tensorflow: Fix build.

* gnu/packages/python-xyz.scm (python-setuptools-for-tensorflow)[arguments]:
Add phase 'compatibility-fixes; disable tests.
[native-inputs]: Add python-pytest, python-mock, and python-six.

gnu: python2-entrypoints: Add missing input.

* gnu/packages/python-xyz.scm (python2-entrypoints)[propagated-inputs]: Add
python2-configparser.
(python-entrypoints)[properties]: Add python2-variant.

gnu: python-setuptools-scm-git-archive: Don't install duplicate egginfo.

* gnu/packages/python-xyz.scm (python-setuptools-scm-git-archive)[arguments]:
New field.

gnu: python-distributed: Update to 2021.11.2.

* gnu/packages/python-science.scm (python-distributed): Update to 2021.11.2.
[source](snippet): New field.
[arguments]: Add versioneer phase.
[native-inputs]: Add PYTHON-VERSIONEER.

gnu: python-dask: Remove bundled versioneer.

* gnu/packages/python-xyz.scm (python-dask)[source](snippet): New field.
[arguments]: Add versioneer phase.
[native-inputs]: Add PYTHON-VERSIONEER.

gnu: python-versioneer: Add support for Guix build directories.

* gnu/packages/patches/python-versioneer-guix-support.patch: New file.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
* gnu/packages/python-xyz.scm (python-versioneer)[source](patches): New field.

gnu: python-versioneer: Update to 0.21.

* gnu/packages/python-xyz.scm (python-versioneer): Update to 0.21.

Merge branch 'core-updates-frozen' into 'master'.

At last!

gnu: Further simplify package inputs.

This is the result of running:

  ./pre-inst-env guix style --input-simplification=safe

and manually undoing changes on a dozen of packages to reduce
rebuilds (derivations for emacs, icecat, and libreoffice are unchanged.)

gnu: Add python-robotframework-datadriver.

* gnu/packages/python-xyz.scm (python-robotframework-datadriver): New variable.

gnu: Add python-robotframework-stacktrace.

* gnu/packages/python-xyz.scm (python-robotframework-stacktrace): New variable.

gnu: Simplify package inputs.

This commit was obtained by running:

  ./pre-inst-env guix style

without any additional argument.

Merge branch 'master' into core-updates-frozen