Update README; Forgot Python marker

cedricrupb · cedricrupb · commit 84e1b0a3e468 · 2022-01-19T21:24:17.000+01:00
diff --git a/README.md b/README.md
@@ -20,7 +20,7 @@ pip install code-tokenize
 
 ## Usage
 code.tokenize can tokenize nearly any program code in a few lines of code:
-```
+```python
 import code_tokenize as ctok
 
 # Python
