add tags to readme

README.md

@@ -1,6 +1,28 @@
-This is a dummy model that can be used for testing.  It should always give random results (i.e. `{"label": "negative", "score": 0.5}`).
+---
+language:
+- "multilingual"
+- "en"
+tags:
+- "sentiment-analysis"
+- "testing"
+- "unit tests"
+---
+# DistilBert Dummy Sentiment Model
 
-It was created as follows:
+## Purpose
+
+This is a dummy model that can be used for testing the transformers `pipeline` with the task `sentiment-analysis`.  It should always give random results (i.e. `{"label": "negative", "score": 0.5}`).
+
+## How to use
+
+```python
+classifier = pipeline("dhpollack/distilbert-dummy-sentiment")
+results  = classifier(["this is a test", "another test"])
+```
+
+## Notes
+
+This was created as follows:
 
 1. Create a vocab.txt file (in /tmp/vocab.txt in this example).
 
@@ -12,7 +34,7 @@ It was created as follows:
 [MASK]
 ```
 
-2. Open a python shell and run the following
+2. Open a python shell:
 
 ```python
 import transformers