Warning about repo being archived (#344)

* add DeprecationWarning on import

* big wrarning in README

* add big fat warning to docs landing page too

* try adding prolog to every page

* rearrange emojis

* try updating micromamba action

* also update micromamba for other job

* fix expected repr diff

* pin xarray

* pin to earlier version

* upgrade the python version for docs

* require a more recent version of `sphinx`

* replace `sphinx-panels` with `sphinx-design`

* disable the mypy hook

* autoupdate hook versions

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* ignore `flake8` errors that conflict with `black`

* update link in warning to release discussion upstream

* update links

---------

Co-authored-by: Justus Magin <[email protected]>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Moves Tree Contents so that simpsons data tree in example is defined. (…

…#301)

* Moves Tree Contents so that simpsons data tree in example is defined.

Also changes :py:meth => :py:class since it's a property not a method.

* Show result of datatree.match operation for clarity.

* fix typo wo => two

---------

Co-authored-by: Tom Nicholas <[email protected]>

is_hollow method (#272)

* tests

* implementation

* API docs

* narrative docs

* whatsnew

[pre-commit.ci] pre-commit autoupdate (#222)

updates:
- [github.com/pre-commit/mirrors-mypy: v0.991 → v1.0.1](pre-commit/mirrors-mypy@v0.991...v1.0.1)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Update readme (#187)

* implement filter

* test filter

* update readme with content from docs index page

* features heading

* whatsnew

actually allow `DataTree` objects as values in `from_dict` (#159)

* allow passing `DataTree` objects as `dict` values

* add a test verifying that DataTree objects are actually allowed

* ignore mypy error with copied copy method

* whatsnew

Co-authored-by: Tom Nicholas <[email protected]>

use `PYPI_USERNAME` GH action secret (#122)

Update pypipublish.yaml (#119)

[pre-commit.ci] pre-commit autoupdate (#117)

updates:
- [github.com/pre-commit/pre-commit-hooks: v4.2.0 → v4.3.0](pre-commit/pre-commit-hooks@v4.2.0...v4.3.0)
- [github.com/psf/black: 22.3.0 → 22.6.0](psf/black@22.3.0...22.6.0)
- [github.com/pre-commit/mirrors-mypy: v0.960 → v0.961](pre-commit/mirrors-mypy@v0.960...v0.961)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Name checking (#106)

* test for invalid node names

* check for invalid node names in property setter

* remove typing confusion

* whatsnew