fix

app.py

@@ -1,42 +1,45 @@
 import gradio as gr
 import requests
+import urllib.parse
+import tempfile
+import os
 
 def text_to_speech(text):
-    # Construct URL with plain text as query parameter
+    # Validate input
+    if not text or not isinstance(text, str):
+        raise ValueError("Input text must be a non-empty string")
 
-    import os
-
-    # Get the base URL (IP or domain) from environment variable
+    # Get the base URL from environment variable
     base_url = os.getenv("DWANI_AI_API_BASE_URL")
-
     if not base_url:
         raise ValueError("DWANI_AI_API_BASE_URL environment variable is not set")
 
     # Define the endpoint path
-    endpoint = "/v1/audio/speech?"
-
-    # Construct the full API URL
-    url = f"{base_url.rstrip('/')}{endpoint}"
-
-    url = (f"{url}"
-           f"input={text}&response_format=mp3")
+    endpoint = "/v1/audio/speech"
     
+    # Construct query parameters
+    query_params = urllib.parse.urlencode({"input": text, "response_format": "mp3"})
+    url = f"{base_url.rstrip('/')}{endpoint}?{query_params}"
+
     headers = {
-        "accept": "application/json"
+        "accept": "application/json",
+        "Content-Type": "application/json"
     }
     
     try:
-        response = requests.post(url, headers=headers, data='')
+        response = requests.post(url, headers=headers, json={})
         response.raise_for_status()
         
         # Save the audio content to a temporary file
-        temp_file = "temp_output.mp3"
-        with open(temp_file, "wb") as f:
-            f.write(response.content)
+        with tempfile.NamedTemporaryFile(suffix=".mp3", delete=False) as temp_file:
+            temp_file.write(response.content)
+            temp_file_path = temp_file.name
         
-        return temp_file
+        return temp_file_path
     except requests.exceptions.RequestException as e:
-        return f"Error: {str(e)}"
+        raise ValueError(f"API request failed: {str(e)}")
+    except IOError as e:
+        raise ValueError(f"Failed to save audio file: {str(e)}")
 
 # Create Gradio interface
 with gr.Blocks(title="Text to Speech API Interface") as demo:
@@ -48,9 +51,8 @@ with gr.Blocks(title="Text to Speech API Interface") as demo:
             text_input = gr.Textbox(
                 label="Text",
                 placeholder="Enter text to convert to speech",
-                value="ಕರ್ನಾಟಕದ ರಾಜಧಾನಿ ಬೆಂಗಳೂರು."  # Example from curl
+                value="ಕರ್ನಾಟಕದ ರಾಜಧಾನಿ ಬೆಂಗಳೂರು."
             )
-            
             submit_btn = gr.Button("Generate Speech")
         
         with gr.Column():
@@ -69,4 +71,7 @@ with gr.Blocks(title="Text to Speech API Interface") as demo:
     )
 
 # Launch the interface
-demo.launch()
+try:
+    demo.launch(server_name="0.0.0.0", server_port=7860)
+except Exception as e:
+    print(f"Failed to launch Gradio interface: {str(e)}")