Update README.md

Added the "how to use" section

README.md

@@ -59,6 +59,15 @@ For more info, please refer to the above link or to the following paper:
 ---
 ## How to use
 
+Having already installed `huggingface_hub` using:
+
+`pip install -U -q huggingface_hub`
+
+Use the following in your code:
+
+`from huggingface_hub import from_pretrained_keras`   
+`model = from_pretrained_keras("fbadine/uk_ireland_accent_classification")`
+
 ---
 ## Demo
 A demo is available in HuggingFace Spaces ...