include installation from wheel file steps in readme

CONTRIBUTING.md

@@ -26,3 +26,14 @@ information on using pull requests.
 
 This project follows [Google's Open Source Community
 Guidelines](https://opensource.google/conduct/).
+
+## Development environment
+
+Clone repo locally and install via pip:
+
+```
+git clone [email protected]:GoogleCloudPlatform/professional-services-data-validator.git
+cd professional-services-data-validator/
+python -m pip install --upgrade pip
+python -m pip install .
+```

README.md

@@ -55,19 +55,32 @@ bq mk --table \
 
 The Data Validation tooling requires Python 3.6+.
 
+Create and activate a new virtual environment to sandbox the tool and its
+dependencies from your system installation of Python.
+
+```
+python3.6 -m venv venv
+source venv/bin/activate
+```
+
+Download and install the Python Wheel package file corresponding to the
+latest release from
+[GitHub](https://github.com/GoogleCloudPlatform/professional-services-data-validator/releases)
+or Google Drive.
+
+```
+python -m pip install ~/Downloads/pso_data_validator-0.1.0-py3-none-any.whl
 ```
-# Clone repo locally or install via pip
-git clone [email protected]:GoogleCloudPlatform/professional-services-data-validator.git
-cd professional-services-data-validator/
-python -m pip install --upgrade pip
-python -m pip install .
 
-# NOTE: If you require Teradata and have a license.
+If you require Teradata and have a license, install the `teradatasql` package.
+
+```
 python -m pip install teradatasql
 ```
 
 After installing the Data Validation package you will
-have access to the `data-validation -h` tool on your CLI.
+have access to the `data-validation -h` or `python -m data_validation -h`
+tool on your CLI.
 
 #### Running CLI Validations
 

RELEASING.md

@@ -63,4 +63,5 @@
   - Copy the release notes there.
   - Upload both files from the `dist/` directory.
 
-- Upload to Google Drive (just the `.whl` wheel file).
+- Upload the `.whl` wheel file, README, and CHANGELOG to [Google
+  Drive](https://drive.google.com/corp/drive/folders/1C387pJKyqOCTN0I7sIm0SP6pfHu0PrLG).