Upload app.py

app.py

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+from transformers import AutoModelForCausalLM, AutoTokenizer
+import gradio as gr
+import torch
+import tempfile  # ✅ Import tempfile to create temp files
+
+# ✅ Load the fastest model on CPU
+model_name = "EleutherAI/pythia-70m"  # Fastest model for code review
+tokenizer = AutoTokenizer.from_pretrained(model_name)
+model = AutoModelForCausalLM.from_pretrained(model_name).to("cpu")  # Force CPU mode
+
+# ✅ Function to review Python code with debug logs
+def review_code(code_snippet):
+    print("✅ Received Code:", code_snippet)  # Debugging log
+    
+    # Process input
+    inputs = tokenizer(code_snippet, return_tensors="pt").to("cpu")  # Move to CPU
+    outputs = model.generate(
+        **inputs,
+        max_length=50,  # ✅ Reduced token generation to prevent hallucinations
+        do_sample=False,
+        num_beams=3,
+        repetition_penalty=2.0  # ✅ Penalizes repetitive text generation
+    )
+
+    # Check if the model generated output
+    if outputs is None:
+        print("❌ Model did not generate output!")  # Debugging log
+        return "Error: Model did not generate output."
+
+    reviewed_code = tokenizer.decode(outputs[0], skip_special_tokens=True)
+    print("✅ Generated Code:", reviewed_code)  # Debugging log
+
+    # ✅ Write reviewed code to a temporary file for download
+    temp_file_path = tempfile.NamedTemporaryFile(delete=False, suffix=".txt").name
+    with open(temp_file_path, "w") as temp_file:
+        temp_file.write(reviewed_code)
+
+    return reviewed_code, temp_file_path  # ✅ Return reviewed code & file path
+
+# ✅ Handle user input and return reviewed code
+def check_code(input_code):
+    reviewed_code, file_path = review_code(input_code)
+    return input_code, reviewed_code, file_path  # ✅ Correctly return file path
+
+# ✅ Gradio UI with Side-by-Side Comparison & Fixed Download Option
+interface = gr.Interface(
+    fn=check_code,
+    inputs=gr.Textbox(label="Enter Python Code"),
+    outputs=[
+        gr.Textbox(label="Original Code", interactive=False),  # Left side
+        gr.Textbox(label="Reviewed Code", interactive=False),  # Right side
+        gr.File(label="Download Reviewed Code")  # ✅ Fixed Download Button
+    ],
+    title="🚀 AI Code Reviewer",
+    description="📌 Enter Python code and get a reviewed version. Download the reviewed code as a file.",
+    allow_flagging="never"
+)
+
+# ✅ Launch app (Fixes font issues and removes `share=True`)
+interface.launch(server_name="0.0.0.0", server_port=7860, show_error=True)