Add link to notebook

README.md

@@ -12,6 +12,10 @@ widget:
 
 CodeT5-small model, fine-tuned on the code summarization subtask of CodeXGLUE (Ruby programming language). This model can generate a docstring of a given function written in Ruby.
 
+# Notebook
+
+The notebook that I used to fine-tune CodeT5 can be found [here](https://github.com/NielsRogge/Transformers-Tutorials/blob/master/T5/Fine_tune_CodeT5_for_generating_docstrings_from_Ruby_code.ipynb).
+
 # Usage
 
 Here's how to use this model: