Add Ruff (#380)

* Replace black with Ruff

* Fix duplicate test name

.github/workflows/ruff.yml

@@ -0,0 +1,8 @@
+name: Ruff
+on: [ push, pull_request ]
+jobs:
+  ruff:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: chartboost/ruff-action@v1

README.md

@@ -8,8 +8,7 @@ the [LICENSE](LICENSE) for details.
 [![license](https://img.shields.io/badge/License-Apache%202.0-black)](https://github.com/IAMconsortium/nomenclature/blob/main/LICENSE)
 [![DOI](https://zenodo.org/badge/375724610.svg)](https://zenodo.org/badge/latestdoi/375724610)
 [![python](https://img.shields.io/badge/python-≥3.10,<3.13-blue?logo=python&logoColor=white)](https://github.com/IAMconsortium/nomenclature)
-[![Code style:
-black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
+[![Code style: ruff](https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/charliermarsh/ruff/main/assets/badge/v2.json)](https://github.com/astral-sh/ruff)
 [![pytest](https://img.shields.io/github/actions/workflow/status/iamconsortium/nomenclature/pytest.yml?logo=GitHub&label=pytest)](https://github.com/IAMconsortium/nomenclature/actions/workflows/pytest.yml)
 [![ReadTheDocs](https://readthedocs.org/projects/nomenclature-iamc/badge)](https://nomenclature-iamc.readthedocs.io)
 

docs/index.rst

@@ -5,7 +5,7 @@
 
 Release v\ |version|.
 
-|license| |doi| |python| |black| |pytest| |rtd|
+|license| |doi| |python| |ruff| |pytest| |rtd|
 
 .. |license| image:: https://img.shields.io/badge/License-Apache%202.0-black
    :target: https://github.com/IAMconsortium/nomenclature/blob/main/LICENSE
@@ -16,8 +16,8 @@ Release v\ |version|.
 .. |python| image:: https://img.shields.io/badge/python-≥3.10,<3.13-blue?logo=python&logoColor=white
    :target: https://github.com/IAMconsortium/nomenclature
 
-.. |black| image:: https://img.shields.io/badge/code%20style-black-000000.svg
-   :target: https://github.com/psf/black
+.. |ruff| image:: https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/charliermarsh/ruff/main/assets/badge/v2.json
+   :target: https://github.com/astral-sh/ruff
 
 .. |pytest| image:: https://img.shields.io/github/actions/workflow/status/iamconsortium/nomenclature/pytest.yml
    :target: https://github.com/IAMconsortium/nomenclature/actions/workflows/pytest.yml

pyproject.toml

@@ -20,7 +20,7 @@ gitpython = "^3.1.40"
 numpy = "^1.23.0"
 
 [tool.poetry.group.dev.dependencies]
-black = "^23.12.0"
+ruff = "^0.6.2"
 mypy = "^1.7.1"
 flake8 = "^6.1.0"
 pytest = "^7.4.3"

tests/test_codelist.py

@@ -24,7 +24,7 @@ def test_simple_codelist():
 
     assert "Some Variable" in codelist
     assert codelist["Some Variable"].unit == ""  # this is a dimensionless variable
-    assert type(codelist["Some Variable"].bool) == bool  # this is a boolean
+    assert type(codelist["Some Variable"].bool) is bool  # this is a boolean
 
 
 def test_codelist_adding_duplicate_raises():
@@ -396,20 +396,6 @@ def test_multiple_external_repos():
             for repo in nomenclature_config.repositories.values()
         )
         assert len(variable_code_list) > 2000
-    finally:
-        clean_up_external_repos(nomenclature_config.repositories)
-
-
-def test_multiple_external_repos():
-    nomenclature_config = NomenclatureConfig.from_file(
-        TEST_DATA_DIR / "nomenclature_configs" / "multiple_repos_per_dimension.yaml"
-    )
-    try:
-        variable_code_list = VariableCodeList.from_directory(
-            "variable",
-            TEST_DATA_DIR / "nomenclature_configs" / "variable",
-            nomenclature_config,
-        )
         assert variable_code_list["Final Energy"].repository == "common-definitions"
         assert variable_code_list["Employment"].repository == "legacy-definitions"
     finally: