Apply suggestions from code review

Author: MaxymVlasov

.github/CONTRIBUTING.md

@@ -18,7 +18,7 @@ Enjoy the clean, valid, and documented code!
   * [Prepare basic documentation](#prepare-basic-documentation)
   * [Add code](#add-code)
   * [Finish with the documentation](#finish-with-the-documentation)
-* [Testing](#testing)
+* [Testing](#testing-python-hooks)
 
 ## Run and debug hooks locally
 
@@ -157,10 +157,25 @@ You can use [this PR](https://github.com/antonbabenko/pre-commit-terraform/pull/
 2. Create and populate a new hook section in [Hooks usage notes and examples](../README.md#hooks-usage-notes-and-examples).
 
 
-## Testing
+## Testing python hooks
 
-```
+Tu run tests, you need:
+
+```bash
 pip install pytest pytest-mock
 
 pytest -vv
 ```
+
+To run and debug hooks as CLI:
+
+1. Create [`venv`](https://docs.python.org/3/library/venv.html) and activate it, IE by `virtualenv venv`
+2. Inside virtual env install pre-commit-terraform as package:
+	```bash
+	pip install --editable .
+	```
+
+3. Run next to show basic help:
+	```bash
+	python -Im pre_commit_terraform --help
+	```

.pre-commit-hooks.yaml

@@ -15,15 +15,6 @@
   files: (\.tf|\.tfvars)$
   exclude: \.terraform/.*$
 
-- id: terraform_fmt_py
-  name: Terraform fmt
-  description: Rewrites all Terraform configuration files to a canonical format.
-  require_serial: true
-  entry: python -Im pre_commit_terraform terraform_fmt_py
-  language: python
-  files: \.tf(vars)?$
-  exclude: \.terraform/.*$
-
 - id: terraform_docs
   name: Terraform docs
   description: Inserts input and output documentation into README.md (using terraform-docs).
@@ -147,16 +138,6 @@
   exclude: \.terraform/.*$
   require_serial: true
 
-- id: terraform_checkov_py
-  name: Checkov
-  description: Runs checkov on Terraform templates.
-  entry: python -Im pre_commit_terraform terraform_checkov_py
-  language: python
-  always_run: false
-  files: \.tf$
-  exclude: \.terraform/.*$
-  require_serial: true
-
 - id: terraform_wrapper_module_for_each
   name: Terraform wrapper with for_each in module
   description: Generate Terraform wrappers with for_each in module.