Update app.py

app.py

@@ -11,6 +11,22 @@ def encode_message(message):
             encoded_message.append(char)
     return ' '.join(encoded_message)
 
+# Function to decode a message from numbers
+def decode_message(encoded_message):
+    alphabet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+    numbers = encoded_message.split()
+    decoded_message = []
+    for num in numbers:
+        if num.isdigit():
+            index = int(num) - 1
+            if 0 <= index < len(alphabet):
+                decoded_message.append(alphabet[index])
+            else:
+                decoded_message.append('?')  # For numbers out of range
+        else:
+            decoded_message.append(num)
+    return ''.join(decoded_message)
+
 # Function to reverse the letters in each word
 def reverse_and_encode(input_text):
     words = input_text.split()
@@ -19,16 +35,29 @@ def reverse_and_encode(input_text):
     encoded_message = encode_message(reversed_message)
     return encoded_message
 
+# Function to decode and reverse the letters in each word
+def reverse_and_decode(encoded_message):
+    decoded_message = decode_message(encoded_message)
+    words = decoded_message.split()
+    reversed_words = [word[::-1] for word in words]
+    reversed_message = ' '.join(reversed_words)
+    return reversed_message
+
 # Gradio interface
-def gradio_interface(input_text):
-    return reverse_and_encode(input_text)
+def gradio_interface(text, operation):
+    if operation == "Encode":
+        return reverse_and_encode(text)
+    elif operation == "Decode":
+        return reverse_and_decode(text)
 
 # Create the Gradio interface
-interface = gr.Interface(fn=gradio_interface, 
-                         inputs="text", 
-                         outputs="text", 
-                         title="Reverse and Encode",
-                         description="Enter a message to encode it using an alphabet-to-number cipher and reverse the letters in each word.")
+interface = gr.Interface(
+    fn=gradio_interface,
+    inputs=[gr.inputs.Textbox(label="Input Text"), gr.inputs.Radio(["Encode", "Decode"], label="Operation")],
+    outputs="text",
+    title="Reverse and Encode/Decode",
+    description="Choose 'Encode' to reverse each word and convert it to numbers, or 'Decode' to convert from numbers back to text and reverse each word."
+)
 
 # Launch the interface
 interface.launch()