Update README.md

README.md

@@ -25,7 +25,9 @@ BigBird relies on **block sparse attention** instead of normal attention (i.e. B
 Here is how to use this model to get the features of a given text in PyTorch:
 
 ```python
-from transformers import BigBirdPegasusForConditionalGeneration, BigBirdPegasusTokenizer
+from transformers import BigBirdPegasusForConditionalGeneration, AutoTokenizer
+
+tokenizer = AutoTokenizer.from_pretrained("google/bigbird-pegasus-large-bigpatent")
 
 # by default encoder-attention is `block_sparse` with num_random_blocks=3, block_size=64
 model = BigBirdPegasusForConditionalGeneration.from_pretrained("google/bigbird-pegasus-large-bigpatent")