Add isort autoformatting using pre-commit

.flake8

@@ -0,0 +1,12 @@
+[flake8]
+# See https://flake8.pycqa.org/en/2.5.5/warnings.html
+select =
+    E # pep8 errors
+    W # pep8 warnings
+    F # PyFlake codes
+ignore =
+    W503 # line break before binary operator (makes Flake8 work like black)
+    W504 # line break after binary operator
+    E203 # whitespace before ‘:’ (makes Flake8 work like black)
+    E741 # do not use variables named ‘l’, ‘O’, or ‘I’
+    E501 # line too long (82 > 79 characters)

.github/workflows/ci.yml

@@ -29,7 +29,7 @@ jobs:
         run: pip install pre-commit
 
       - name: "Run pre-commit checks"
-        run: pre-commit run --all-files
+        run: pre-commit run --hook-stage manual --all-files
 
   build:
     runs-on: ubuntu-latest

.pre-commit-config.yaml

@@ -13,3 +13,9 @@ repos:
         additional_dependencies:
           - "types-pytz"
           - "types-requests"
+
+  - repo: https://github.com/pycqa/isort
+    rev: 5.6.4
+    hooks:
+      - id: isort
+        args: [ "--profile", "black"]

setup.py

@@ -39,6 +39,9 @@
     "pytest",
     "pytest-runner",
     "click",
+    "pre-commit",
+    "black",
+    "isort",
 ]
 
 setup(
@@ -75,7 +78,7 @@
         "Programming Language :: Python :: Implementation :: PyPy",
         "Topic :: Database :: Front-Ends",
     ],
-    python_requires='>=3.7',
+    python_requires=">=3.7",
     install_requires=["pytz", "requests"],
     extras_require={
         "all": all_require,