Update app.py

app.py

@@ -40,7 +40,9 @@ def convert(file: _TemporaryFileWrapper, options: str):
 def chk_cod(a):
     command = f"ffprobe {a} 2>&1 >/dev/null"
     output = subprocess.check_output(command, shell=True).decode("utf-8")
+    print(output)
     match = re.search(r"Stream.*Video.*", output)
+    print(match)
     if match:
         video_info = match.group()
         codec = re.sub(r".*Video: ([^, ]+).*", r"\1", video_info)