Add pre-commit hook configuration

.pre-commit-config.yaml

@@ -0,0 +1,5 @@
+repos:
+  - repo: https://github.com/psf/black
+    rev: 20.8b1
+    hooks:
+      - id: black

README.md

@@ -25,6 +25,17 @@ Simply put, the workflow is as follows
     cat pyproject.toml
     poetry install
 
+Contributing code
+-----------------
+
+- Open an issue
+- Create an associated PR
+- Make sure to black format the proposed change
+
+    poetry run pre-commit install
+
+- Add tests where possible
+
 License
 -------
 GPLv3, use at your own risk.

poetry_lock_package/app.py

@@ -123,7 +123,9 @@ def run(should_create_tests: bool) -> None:
         project["tool"]["poetry"]["description"] + " lock package"
     ).strip()
     project["tool"]["poetry"]["dependencies"] = dependencies
-    del_keys(project["tool"]["poetry"], ['scripts'])
+
+    del_keys(project["tool"]["poetry"], ["scripts"])
+
     create_or_update(project, should_create_tests)
 
 

pyproject.toml

@@ -8,7 +8,7 @@ readme = "README.md"
 repository = "https://github.com/bneijt/poetry-lock-package"
 
 [tool.poetry.dependencies]
-python = "^3.6"
+python = "^3.6.1"
 toml = "^0.10.2"
 click = "^7.1.2"
 importlib-metadata =  { version = "^3.10.0", python = "<3.8" }
@@ -19,6 +19,7 @@ pytest = "^5.2"
 black = "^20.8b1"
 rope = "^0.18.0"
 twine = "^3.4.1"
+pre-commit = "^2.12.0"
 
 [tool.poetry.scripts]
 poetry-lock-package = 'poetry_lock_package.app:main'

run.sh

@@ -1,2 +1,4 @@
 #!/bin/bash
-poetry run poetry-lock-package
+cd "$(dirname "$0")"
+poetry run poetry-lock-package
+cat poetry-lock-package-lock/pyproject.toml