added loading demo

README.md

@@ -132,6 +132,24 @@ The tweets are from the public 1% Twitter API stream from January 2016 to Decemb
 Twitter-provided language metadata is provided with the tweet ID. The data contains 66 unique languages, as identified by [ISO 639 language codes](https://www.wikiwand.com/en/List_of_ISO_639-1_codes), including `und` for undefined languages.
 Tweets need to be re-gathered via the Twitter API. We suggest [Hydrator](https://github.com/DocNow/hydrator) or [tweepy](https://www.tweepy.org/).
 
+To load with HuggingFace:
+
+```python
+from datasets import load_dataset
+dataset = load_dataset("jhu-clsp/bernice-pretrain-data")
+
+for i, row in enumerate(dataset["train"]):
+    print(row)
+    if i > 10:
+        break
+```
+
+If you only want Indic languages, use
+
+```python
+dataset = load_dataset("jhu-clsp/bernice-pretrain-data", "indic")
+```
+
 
 ### Supported Tasks and Leaderboards