Update app.py

app.py

@@ -27,16 +27,6 @@ from qa import transcribe_audio_deepgram, handle_qa_exchange
 MAX_QA_QUESTIONS = 5  # up to 5 voice/text questions
 
 def parse_user_edited_transcript(edited_text: str, host_name: str, guest_name: str):
-    """
-    Looks for lines like:
-        **Angela**: Hello
-        **Dimitris**: Great topic...
-    We treat 'Angela' as the raw display_speaker, 'Hello' as text.
-    Then we map 'Angela' -> speaker='Jane' (if it matches host_name),
-    'Dimitris' -> speaker='John' (if it matches guest_name), etc.
-
-    Returns a list of DialogueItem.
-    """
     pattern = r"\*\*(.+?)\*\*:\s*(.+)"
     matches = re.findall(pattern, edited_text)
 
@@ -71,11 +61,6 @@ def parse_user_edited_transcript(edited_text: str, host_name: str, guest_name: s
     return items
 
 def regenerate_audio_from_dialogue(dialogue_items, custom_bg_music_path=None):
-    """
-    Re-generates multi-speaker audio from user-edited DialogueItems,
-    then mixes with background music or custom music.
-    Returns (audio_bytes, transcript_str).
-    """
     audio_segments = []
     transcript = ""
     crossfade_duration = 50  # ms
@@ -122,12 +107,6 @@ def generate_podcast(
     sponsor_style,
     custom_bg_music_path
 ):
-    """
-    Creates a multi-speaker podcast from PDF, URL, YouTube, or a research topic.
-    Ensures female voice for host (Jane), male voice for guest (John).
-    Sponsor content is either separate or blended based on sponsor_style.
-    Returns (audio_bytes, transcript_str).
-    """
     sources = [bool(file), bool(url), bool(video_url), bool(research_topic_input)]
     if sum(sources) > 1:
         return None, "Provide only one input (PDF, URL, YouTube, or Topic)."
@@ -255,32 +234,65 @@ def main():
         layout="centered"
     )
 
+    # Inject custom CSS for styling adjustments
+    st.markdown("""
+    <style>
+    /* Shrink file uploader button */
+    .stFileUploader>div>div>div {
+        transform: scale(0.9);
+    }
+    /* Style for "Generate Podcast" button */
+    .generate-button > button {
+        background-color: grey;
+        color: white;
+        width: 100%;
+        padding: 0.5em;
+        font-size: 1.2em;
+    }
+    /* Make radio buttons horizontal */
+    div[role="radiogroup"] > label {
+        display: inline-block;
+        margin-right: 1em;
+    }
+    /* Footer styling */
+    footer {
+        text-align: center;
+        padding: 1em 0;
+        font-size: 0.8em;
+        color: #888;
+    }
+    </style>
+    """, unsafe_allow_html=True)
+
     logo_col, title_col = st.columns([1, 10])
     with logo_col:
         st.image("logomypod.jpg", width=60)
     with title_col:
         st.markdown("## MyPod v2: AI powered Podcast Generator")
 
-    st.markdown(
-        "Welcome to **MyPod**, your go-to AI-powered podcast generator! 🎉\n\n"
-        "MyPod transforms your documents, webpages, YouTube videos, or research topics into a more human-sounding, "
-        "conversational podcast.\n"
-        "Select a tone and a duration range. The script will be on-topic, concise, and respect your chosen length.\n\n"
-        "### How to use:\n"
-        "1. **Provide one source:** PDF Files, Website URL, YouTube videos, or a Topic to Research.\n"
-        "2. **Choose the tone and the target duration.**\n"
-        "3. **Add custom names and descriptions for the speakers if you wish.**\n"
-        "4. **Add sponsored content as a separate break or blended into the script.**\n"
-        "5. **Click 'Generate Podcast'** to produce your podcast. Post generation you can"
-        "   edit the transcript and re-generate the audio with your edits if needed.\n"
-        "6. **Ask Follow-up Questions** via text or voice and get immediate answers.\n\n"
-        "**Research a Topic:** If it's too niche or specific, you might not get the desired outcome.\n\n"
-        "**Token Limit:** Up to ~2,048 tokens are supported. Long inputs may be truncated.\n\n"
-        "**Note:** YouTube videos will only work if they have captions built in.\n\n"
-        "⏳**Please be patient while your podcast is being generated.** This process involves content analysis, "
-        "script creation, and high-quality audio synthesis, which may take a few minutes.\n\n"
-        "🔥 **Ready to create your personalized podcast?** Give it a try now and let the magic happen! 🔥"
-    )
+    # "How to use" as an expander
+    with st.expander("How to use"):
+        st.markdown("""
+        Provide one source: PDF Files, Website URL, YouTube videos, or a Topic to Research.
+        Choose the tone and the target duration.
+        Add custom names and descriptions for the speakers if you wish.
+        Add sponsored content as a separate break or blended into the script.
+        Click 'Generate Podcast' to produce your podcast. Post generation you can edit the transcript and re-generate the audio with your edits if needed.
+        Ask Follow-up Questions via text or voice and get immediate answers.
+        """)
+
+    # Retained text below "How to use"
+    st.markdown("""
+    **Research a Topic:** If it's too niche or specific, you might not get the desired outcome.
+
+    **Token Limit:** Up to ~2,048 tokens are supported. Long inputs may be truncated.
+
+    **Note:** YouTube videos will only work if they have captions built in.
+
+    ⏳**Please be patient while your podcast is being generated.** This process involves content analysis, script creation, and high-quality audio synthesis, which may take a few minutes.
+
+    🔥 **Ready to create your personalized podcast?** Give it a try now and let the magic happen! 🔥
+    """)
 
     col1, col2 = st.columns(2)
     with col1:
@@ -302,8 +314,9 @@ def main():
 
     user_specs = st.text_area("Any special instructions or prompts for the script? (Optional)", "")
     sponsor_content = st.text_area("Sponsored Content / Ad (Optional)", "")
-    sponsor_style = st.selectbox(
-        "Sponsor Integration Style",
+    st.markdown("#### Sponsor Integration Style")
+    sponsor_style = st.radio(
+        "",
         ["Separate Break", "Blended"]
     )
 
@@ -326,7 +339,7 @@ def main():
     if "conversation_history" not in st.session_state:
         st.session_state["conversation_history"] = ""
 
-    generate_button = st.button("Generate Podcast")
+    generate_button = st.button("Generate Podcast", key="generate", help="Click to generate your podcast", css_class="generate-button")
 
     if generate_button:
         progress_bar = st.progress(0)
@@ -500,6 +513,8 @@ def main():
         else:
             st.write("You have used all 5 Q&A opportunities.")
 
+    # Footer
+    st.markdown("<footer>©2025 MyPod</footer>", unsafe_allow_html=True)
 
 if __name__ == "__main__":
     main()