Upload app.py

app.py

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+import streamlit as st
+import tempfile
+import os
+from agent import TranslationAgent
+
+# Page config
+st.set_page_config(
+    page_title="Multi-Language Translation Agent",
+    page_icon="🌍",
+    layout="wide"
+)
+
+# Initialize agent
+@st.cache_resource
+def get_agent():
+    return TranslationAgent()
+
+def main():
+    st.title("🌍 Multi-Language Translation Agent")
+    st.markdown("### Translate text between 70+ languages and convert to speech")
+    
+    agent = get_agent()
+    
+    # Create columns for layout
+    col1, col2 = st.columns(2)
+    
+    with col1:
+        st.subheader("📝 Input")
+        
+        # Source language selection
+        source_lang = st.selectbox(
+            "Source Language:",
+            options=list(agent.languages.keys()),
+            format_func=lambda x: f"{agent.languages[x]} ({x})",
+            index=0  # Default to English
+        )
+        
+        # Text input
+        input_text = st.text_area(
+            "Enter text to translate:",
+            height=150,
+            placeholder="Type your text here..."
+        )
+        
+        # Auto-detect option
+        auto_detect = st.checkbox("Auto-detect source language", value=True)
+        
+    with col2:
+        st.subheader("🎯 Output")
+        
+        # Target language selection
+        target_lang = st.selectbox(
+            "Target Language:",
+            options=list(agent.languages.keys()),
+            format_func=lambda x: f"{agent.languages[x]} ({x})",
+            index=1  # Default to Spanish
+        )
+        
+        # Translation output area
+        translation_output = st.empty()
+        
+        # Audio output area
+        audio_output = st.empty()
+    
+    # Process button
+    if st.button("🚀 Translate & Generate Speech", type="primary"):
+        if input_text.strip():
+            with st.spinner("Processing..."):
+                try:
+                    # Perform translation
+                    result = agent.translate_and_speak(
+                        text=input_text,
+                        source_lang=None if auto_detect else source_lang,
+                        target_lang=target_lang
+                    )
+                    
+                    # Display results
+                    with translation_output.container():
+                        st.text_area(
+                            f"Translation to {agent.languages[target_lang]}:",
+                            value=result['translated_text'],
+                            height=150,
+                            key="translation_result"
+                        )
+                        
+                        # Show detected language if auto-detect was used
+                        if auto_detect and result['detected_language']:
+                            st.info(f"Detected language: {agent.languages.get(result['detected_language'], result['detected_language'])}")
+                    
+                    # Display audio
+                    with audio_output.container():
+                        st.audio(result['audio_file'], format='audio/mp3')
+                        
+                        # Download button
+                        with open(result['audio_file'], 'rb') as audio_file:
+                            st.download_button(
+                                label="📥 Download Audio",
+                                data=audio_file.read(),
+                                file_name=f"translation_{target_lang}.mp3",
+                                mime="audio/mpeg"
+                            )
+                    
+                    st.success("✅ Translation and speech generation completed!")
+                    
+                except Exception as e:
+                    st.error(f"❌ Error: {str(e)}")
+        else:
+            st.warning("⚠️ Please enter text to translate")
+    
+    # Language support info
+    with st.expander("🌐 Supported Languages"):
+        st.write("This agent supports translation between any of these languages:")
+        
+        # Create columns for better display
+        lang_cols = st.columns(4)
+        lang_items = list(agent.languages.items())
+        
+        for i, (code, name) in enumerate(lang_items):
+            with lang_cols[i % 4]:
+                st.write(f"**{name}** ({code})")
+    
+    # Instructions
+    with st.expander("📋 How to Use"):
+        st.markdown("""
+        1. **Select Source Language** or enable auto-detect
+        2. **Enter your text** in the input area
+        3. **Choose Target Language** for translation
+        4. **Click Translate & Generate Speech** button
+        5. **Listen to the audio** and download if needed
+        
+        **Features:**
+        - ✅ 20+ languages supported
+        - ✅ Auto-detect source language
+        - ✅ High-quality translations
+        - ✅ Natural-sounding speech
+        - ✅ Download audio files
+        """)
+
+if __name__ == "__main__":
+    main()