Add code highlights (#5)

- Add code highlights (caeb1243c225983d71a83f5ccb5b07598e8cc523)


Co-authored-by: Mishig Davaadorj <mishig@users.noreply.huggingface.co>

README.md

@@ -107,7 +107,7 @@ snapshot_download(repo_id="mistral-community/pixtral-12b-240910", local_dir="...
 ## Images
 
 You can encode images as follows
-```
+```python
 from mistral_common.protocol.instruct.messages import (
     UserMessage,
     TextChunk,
@@ -146,7 +146,7 @@ print("# images", len(images))
 ## Image URLs
 
 You can pass image url which will be automatically downloaded
-```
+```python
 url_dog = "https://picsum.photos/id/237/200/300"
 url_mountain = "https://picsum.photos/seed/picsum/200/300"
 
@@ -176,7 +176,7 @@ print("# images", len(images))
 # ImageData
 
 You can also pass image encoded as base64
-```
+```python
 tokenized = tokenizer.encode_chat_completion(
     ChatCompletionRequest(
         messages=[