Create app.py

app.py

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+import os
+from dotenv import load_dotenv
+import gradio as gr
+from langchain_huggingface import HuggingFaceEndpoint
+
+# Load environment variables
+load_dotenv()
+HF_TOKEN = os.getenv("HF_TOKEN")
+
+# Initialize the HuggingFace inference endpoint
+llm = HuggingFaceEndpoint(
+    repo_id="mistralai/Mistral-7B-Instruct-v0.3",
+    huggingfacehub_api_token=HF_TOKEN.strip(),
+    temperature=0.7,
+)
+
+# Input validation function
+def validate_ingredients(ingredients):
+    prompt = (
+        f"Review the provided list of items: {ingredients}. "
+        f"Determine if all items are valid food ingredients. "
+        f"Respond only with 'Valid' if all are valid food items or 'Invalid' if any are not."
+    )
+    response = llm(prompt)
+    return response.strip()
+
+# Recipe generation function
+def generate_recipe(ingredients):
+    prompt = (
+        f"You are an expert chef. Using the ingredients: {ingredients}, "
+        f"suggest exactly one recipe. Provide a title, preparation time, and step-by-step instructions. "
+        f"Do not include the ingredient list explicitly in the response."
+    )
+    response = llm(prompt)
+    return response.strip()
+
+# Combined function for Gradio
+def suggest_recipes(ingredients):
+    validation_result = validate_ingredients(ingredients)
+    if validation_result == "Valid":
+        return generate_recipe(ingredients)
+    else:
+        return "I'm sorry, but I can't process this request due to invalid ingredients."
+
+# Gradio interface
+with gr.Blocks() as app:
+    gr.Markdown("# Recipe Suggestion App")
+    gr.Markdown("Provide the ingredients you have, and this app will validate them and suggest a recipe!")
+    
+    with gr.Row():
+        ingredients_input = gr.Textbox(label="Enter Ingredients (comma-separated):", placeholder="e.g., eggs, milk, flour")
+    
+    recipe_output = gr.Textbox(label="Suggested Recipes or Validation Result:", lines=15, interactive=False)
+    
+    generate_button = gr.Button("Get Recipes")
+    
+    generate_button.click(suggest_recipes, inputs=ingredients_input, outputs=recipe_output)
+
+# Launch the app
+app.launch()