Docs update

README.md

@@ -3,6 +3,8 @@
 ## How to find and instantiate this model
 TODO: Must find a way of dynamically importing models
 
+Clues here: https://stackoverflow.com/questions/42401495/how-to-dynamically-import-modules#42402095 
+
 ``` python
 >>> from reference_model import reference_model
 >>> from vipscore_common.vips_model import VIPSModel
@@ -18,4 +20,16 @@ TODO: Must find a way of dynamically importing models
 >>> t.get_model_description()
 "\n        The model is a reference model for developers, showcasing best practices and functionalities of a model.\n        It's a simple day degree model for an imagined pest, and when thresholds are passed, the warning status progresses.\n        "
 
-```
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+```
+
+## Testing
+The tests are located in the `tests` folder, and we're using [Pytest](https://docs.pytest.org/)
+
+To run the unit tests, move to the root folder of the project, and execute:
+
+``` bash
+pytest -v
+```
+
+## References
+We used this excellent guide for packaging: https://realpython.com/pypi-publish-python-package/ 
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