Bengali and less jargon

app.py

@@ -15,16 +15,23 @@ MAX_RETRIES = 3
 GEMINI_ENV_KEY = "GEMINI_API_KEY"
 
 SYSTEM_INSTRUCTION = (
-    "You are a specialized, cautious dermatological AI assistant. "
-    "Your analysis must be based strictly on the visual information and established dermatological knowledge. "
-    "You are an expert in visual diagnosis. No need to give any disclaimers about not being a doctor. "
-    "Keep your answers concise and focused on the dermatological aspects of the image."
+"""
+You are an AI dermatology assistant designed to help patients understand possible skin conditions from images. 
+Your goal is to offer an informative, empathetic explanation in clear, simple language. 
+Avoid technical jargon. 
+keep your answer brief and concise.
+No need to give any disclaimer or introduction.
+Your response should be in Bengali.
+"""
 )
 
 USER_QUERY = (
-    "Analyze this image of a skin lesion. "
-    "Provide a brief description of the findings, the most likely primary diagnosis, "
-    "and a confidence level (High, Medium, or Low)."
+"""
+Analyze this image of a skin lesion and provide:
+1. The most likely diagnosis as Disease Name.
+2. A brief explanation of the condition for the patient — including typical symptoms, possible causes, and general self-care advice.
+3. A brief description of what you observed in the image that supports your conclusion.
+"""
 )
 
 
@@ -41,13 +48,41 @@ def pil_to_base64(image: Image.Image) -> str:
 
 
 def generate_gemini_analysis(image: Image.Image, max_output_tokens=2048, temperature=0.0):
-    """Send image to Gemini API and return dermatological analysis."""
+    """Send image to Gemini API and return dermatological analysis with a live spinner and status updates."""
+    def build_spinner_html(status: str = "Working...", hidden: bool = False) -> str:
+        display = "none" if hidden else "flex"
+        return f"""
+        <div style="display:{display};align-items:center;gap:12px;justify-content:center;">
+            <div style="display:flex;flex-direction:column;align-items:center;gap:8px;">
+                <div style="
+                    width:48px;height:48px;
+                    border:6px solid rgba(255,255,255,0.12);
+                    border-top-color:#06b6d4;
+                    border-radius:50%;
+                    animation: spin 1s linear infinite;
+                "></div>
+                <div style="color:#ddd;font-size:0.95em;min-width:180px;text-align:center;">{status}</div>
+            </div>
+        </div>
+        <style>
+        @keyframes spin {{ from {{ transform: rotate(0deg); }} to {{ transform: rotate(360deg); }} }}
+        </style>
+        """
+
+    # initial spinner
+    yield build_spinner_html("Initializing..."), ""
+
     api_key = os.environ.get(GEMINI_ENV_KEY)
     if not api_key:
-        return "⚠️ **Missing API key.** Set GEMINI_API_KEY as an environment variable."
+        # hide spinner when showing error/result
+        yield build_spinner_html("Missing API key", hidden=True), "⚠️ **Missing API key.** Set GEMINI_API_KEY as an environment variable."
+        return
 
     if not image:
-        return "⚠️ Please upload an image."
+        yield build_spinner_html("No image provided", hidden=True), "⚠️ Please upload an image."
+        return
+
+    yield build_spinner_html("Preparing image..."), ""
 
     image_b64 = pil_to_base64(image)
 
@@ -67,9 +102,13 @@ def generate_gemini_analysis(image: Image.Image, max_output_tokens=2048, tempera
 
     headers = {"Content-Type": "application/json"}
 
+    # before sending
+    yield build_spinner_html("Sending to Gemini..."), ""
+
     # Retry logic
     for attempt in range(MAX_RETRIES):
         try:
+            yield build_spinner_html("Processing..."), ""
             response = requests.post(
                 f"{API_URL}?key={api_key}",
                 headers=headers,
@@ -81,9 +120,13 @@ def generate_gemini_analysis(image: Image.Image, max_output_tokens=2048, tempera
             break
         except requests.exceptions.RequestException as e:
             if attempt < MAX_RETRIES - 1:
+                yield build_spinner_html("Network error — retrying..."), ""
                 time.sleep(2 ** attempt)
                 continue
-            return f"❌ Request failed: {e}"
+            yield build_spinner_html("Request failed", hidden=True), f"❌ Request failed: {e}"
+            return
+
+    yield build_spinner_html("Parsing response..."), ""
 
     candidate = data.get("candidates", [{}])[0]
     parts = candidate.get("content", {}).get("parts", [])
@@ -91,9 +134,13 @@ def generate_gemini_analysis(image: Image.Image, max_output_tokens=2048, tempera
 
     if not generated_text:
         finish_reason = candidate.get("finishReason", "")
-        return f"⚠️ No text output from model. Finish reason: `{finish_reason}`"
+        yield build_spinner_html("No output", hidden=True), f"⚠️ No text output from model. Finish reason: `{finish_reason}`"
+        return
 
-    return f"### 🩺 Gemini Dermatological Analysis\n\n{generated_text.strip()}"
+    final_md = f"### 🩺 Dermatological Result \n\n{generated_text.strip()}"
+
+    # hide spinner, show final result
+    yield build_spinner_html("Completed", hidden=True), final_md
 
 
 # ==========================
@@ -139,8 +186,8 @@ with gr.Blocks(css=css, title="Skin Disease Analyzer") as demo:
     with gr.Column(elem_id="container"):
         gr.Markdown(
             """
-# 🧠 Skin Disease Analyzer  
-Upload an image of a skin lesion to receive an **AI-powered dermatological analysis**.
+# Skin Disease Test  
+Upload an image of a skin lesion to receive an **AI-powered dermatological result**.
             """
         )
 
@@ -153,28 +200,21 @@ Upload an image of a skin lesion to receive an **AI-powered dermatological analy
 
         # Centered analyze button (smaller)
         with gr.Row(elem_id="analyze-button"):
-            analyze_btn = gr.Button("🚀 Analyze", variant="primary")
+            analyze_btn = gr.Button("Test", variant="primary")
 
+        # Progress HTML + Result Markdown
+        progress_html = gr.HTML()
         output_md = gr.Markdown(label="Result")
 
-        # Working sample image (direct link)
-        gr.HTML(
-            """
-            <div class="sample-img">
-                <p>📸 Sample Image:</p>
-                <img src="https://en.wikipedia.org/wiki/Skin_cancer#/media/File:Melanoma.jpg" 
-                     alt="Sample Skin Lesion" 
-                     onerror="this.style.display='none'">
-                <p style="font-size: 0.9em; margin-top: 5px;">Sample Skin Lesion</p>
-            </div>
-            """
-        )
+        # Working sample image (local file)
+        gr.Markdown('<p style="font-size:0.9em;margin-top:50px;">📸 Sample Skin Lesion</p>')
+        gr.Image(value="assets/skin.jpg", show_label=False, interactive=False, height=300)
 
         # Event binding
         analyze_btn.click(
             fn=generate_gemini_analysis,
             inputs=[image_input],
-            outputs=output_md,
+            outputs=[progress_html, output_md],
         )
 
 demo.launch()

requirements.txt

@@ -1,4 +1,3 @@
 gradio
 requests
 
-# add a sample image and analyze button bellow the image and middle position