format: add isort to dev requirements.

.pre-commit-config.yaml

@@ -9,6 +9,12 @@ repos:
     rev: 22.6.0
     hooks:
     -   id: black
+-   repo: https://github.com/pycqa/isort
+    rev: 5.10.1
+    hooks:
+    -   id: isort
+        name: isort (python)
+
 -   repo: local
     hooks:
     -   id: unittest

pyproject.toml

@@ -20,6 +20,7 @@ optional = true
 
 [tool.poetry.group.dev.dependencies]
 pre-commit = "^2.20.0"
+isort = "^5.10.1"
 
 [tool.poetry.group.docs]
 optional = true
@@ -32,3 +33,6 @@ mkdocstrings = {extras = ["python"], version = "^0.19.0"}
 [build-system]
 requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"
+
+[tool.isort]
+profile = "black"