Update README.md

README.md

@@ -128,6 +128,12 @@ Install our [python library](https://github.com/root-signals/rs-python-sdk):
 pip install root-signals
 ```
 
+Import our library:
+```python
+from root import RootSignals
+client = RootSignals()
+```
+
 Create your custom judge with custom instructions and run evaluation:
 ```python
 my_custom_judge = client.evaluators.create(