Update app.py

app.py

@@ -6,7 +6,7 @@ import os
 # Load environment variables
 load_dotenv()
 
-# Hugging Face Inference Client
+# Initialize Hugging Face client
 client = InferenceClient(
     provider="hf-inference",
     api_key=os.getenv("HF_API_KEY")
@@ -14,29 +14,37 @@ client = InferenceClient(
 
 app = Flask(__name__)
 
+# Blog generation function
 def generate_blog(paragraph_topic):
     try:
         response = client.chat.completions.create(
-            model="HuggingFaceH4/zephyr-7b-alpha",
+            model="mistralai/Mistral-7B-Instruct-v0.2",
             messages=[
                 {
                     "role": "user",
-                    "content": f"Write a blog paragraph about: {paragraph_topic}"
+                    "content": f"Write a well-structured blog paragraph about: {paragraph_topic}"
                 }
             ],
             max_tokens=300,
         )
         return response.choices[0].message.content
+
     except Exception as e:
         return f"Error generating blog: {str(e)}"
 
+
+# Route
 @app.route("/", methods=["GET", "POST"])
 def index():
     paragraph = ""
     if request.method == "POST":
-        topic = request.form["topic"]
-        paragraph = generate_blog(topic)
+        topic = request.form.get("topic")
+        if topic:
+            paragraph = generate_blog(topic)
+
     return render_template("index.html", paragraph=paragraph)
 
+
+# Run app
 if __name__ == "__main__":
     app.run(debug=True, host="0.0.0.0", port=int(os.environ.get("PORT", 7860)))