Add python -V

app.py

@@ -41,7 +41,7 @@ def process(command) -> Tuple[str, Optional[str]]:
     logger.info("input: %s", command)
 
     try:
-        command = str(comamnd).strip()
+        command = str(command).strip()
     except Exception as e:
         _ = str(e)
         return _, None
@@ -147,6 +147,7 @@ iface = gr.Interface(
     examples=[
         "python -m site",
         """python -c "import gradio; print(gradio.__version__")""",
+        "python -V ",
         "cat /proc/version",
         "free  # show free memory",
         "uname -m",