Implement detecting max input characters

app.py

@@ -8,7 +8,7 @@ from meteocat_appv4 import generate
 
 load_dotenv()
 
-
+MAX_INPUT_CHARACTERS= int(os.environ.get("MAX_INPUT_CHARACTERS", default=200))
 SHOW_MODEL_PARAMETERS_IN_UI = os.environ.get("SHOW_MODEL_PARAMETERS_IN_UI", default=True)
 MAX_NEW_TOKENS = int(os.environ.get("MAX_NEW_TOKENS", default=200))
 
@@ -30,14 +30,9 @@ def submit_input(input_, repetition_penalty, temperature):
 
    
 def change_interactive(text):
-    input_state = text
-    intput_length = len(input_state.strip())
-    if intput_length > MAX_NEW_TOKENS :
-        return gr.update(interactive = True), gr.update(interactive = False)
-    elif input_state.strip() != "":
-        return gr.update(interactive = True), gr.update(interactive = True)
-    else:
-        return gr.update(interactive = False), gr.update(interactive = False)
+    if len(text.strip()) > MAX_INPUT_CHARACTERS:
+        return gr.update(interactive = True),  gr.update(interactive = False)
+    return gr.update(interactive = True),  gr.update(interactive = True)
 
 def clean(): 
     return (