added app.py and requirments file

app.py

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+import os
+from transformers import pipeline
+import gradio as gr
+
+# Use the token from environment variable (secret)
+token = os.environ.get("OPENAI_API_KEY")
+generator = pipeline("text-generation", model="HuggingFaceH4/zephyr-7b-beta", token=token)
+
+def clean_topic(topic):
+    topic = topic.lower()
+    if "write a blog on" in topic:
+        topic = topic.replace("write a blog on", "").strip()
+    elif "write a blog about" in topic:
+        topic = topic.replace("write a blog about", "").strip()
+    return topic.capitalize()
+
+def generate_blog(topic):
+    topic = clean_topic(topic)
+    prompt = f"""
+    Write a detailed and engaging blog post about "{topic}".
+    Include an introduction, 2–3 subheadings with paragraphs, and a conclusion.
+    Make it informative and conversational.
+    """
+    result = generator(prompt, max_length=700, do_sample=True, temperature=0.7, top_p=0.9)
+    return result[0]['generated_text']
+
+gr.Interface(fn=generate_blog, inputs="text", outputs="text", title="AI Blog Writer").launch()
+

requirements.txt

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+transformers
+gradio
+torch
+openai