Create app.py

app.py

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+import gradio as gr
+from transformers import pipeline
+from collections import Counter
+import re
+
+# 1. Load an instruction-tuned model for text generation
+generator = pipeline(
+    "text2text-generation",
+    model="google/flan-t5-small",
+    device=0  # set to -1 for CPU
+)
+
+def plan_and_list(ingredients, days, goal):
+    # 2. Build the prompt
+    prompt = (
+        f"Plan {days} days of breakfast, lunch, and dinner menus "
+        f"using these ingredients: {ingredients}. "
+        f"Meet {goal}."
+    )
+    # 3. Generate the meal plan
+    result = generator(prompt, max_length=512, do_sample=False)[0]["generated_text"]
+    
+    # 4. Parse meals and build grocery list
+    #    (naïve parsing—split lines, extract items after colon)
+    grocery_counter = Counter()
+    for line in result.split("\n"):
+        # e.g. "Day 1 Lunch: Grilled chicken with quinoa and spinach"
+        if ":" in line and any(meal in line for meal in ["Breakfast", "Lunch", "Dinner"]):
+            items = re.split(r"with|and|,", line.split(":",1)[1])
+            for item in items:
+                item = item.strip().lower()
+                if item:
+                    grocery_counter[item] += 1
+    
+    shopping_list = "\n".join(f"{item}: {qty}" for item, qty in grocery_counter.items())
+    return result, shopping_list
+
+# 5. Gradio UI
+iface = gr.Interface(
+    fn=plan_and_list,
+    inputs=[
+        gr.Textbox(label="Ingredients (comma-separated)", placeholder="e.g. eggs, spinach, quinoa…"),
+        gr.Slider(minimum=1, maximum=7, step=1, label="Days to plan"),
+        gr.Textbox(label="Calorie Goal / Notes", placeholder="e.g. 1800 kcal/day, vegetarian…")
+    ],
+    outputs=[
+        gr.Textbox(label="Generated Meal Plan"),
+        gr.Textbox(label="Consolidated Grocery List")
+    ],
+    title="🍽️ Smart Meal Planner & Grocery List Generator",
+    description="Enter what you have (or your dietary goals) and get a weekly menu plus a unified shopping list.",
+)
+iface.launch()