Create app.py

app.py

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+import gradio as gr
+import subprocess
+import os
+
+def clone_repo(repo_id: str) -> str:
+    """
+    Clones a Hugging Face repository into the Space's local storage.
+
+    Args:
+        repo_id: The ID of the repository to clone (e.g., 'meta-llama/Llama-2-7b-hf').
+
+    Returns:
+        A string indicating the status of the clone operation.
+    """
+    if not repo_id or len(repo_id.strip()) == 0:
+        return "❌ Error: Repository ID cannot be empty. Please enter a valid ID."
+
+    # Construct the full repository URL
+    repo_url = f"https://huggingface.co/{repo_id}"
+    
+    # Use the repo name as the local directory name
+    local_dir_name = repo_id.split('/')[-1]
+
+    # Prevent cloning into an existing directory
+    if os.path.exists(local_dir_name):
+        return f"⚠️ Warning: Directory '{local_dir_name}' already exists. The repository may have been cloned already."
+
+    try:
+        # Execute the 'git clone' command
+        # The '--depth 1' flag does a shallow clone to save time and space
+        # Remove it if you need the full commit history
+        process = subprocess.run(
+            ["git", "clone", "--depth", "1", repo_url],
+            capture_output=True,
+            text=True,
+            check=True
+        )
+        
+        # Combine stdout and stderr for a complete log
+        log_output = f"STDOUT:\n{process.stdout}\n\nSTDERR:\n{process.stderr}"
+        return f"✅ Success! Cloned '{repo_id}' into '/{local_dir_name}'.\n\n📜 **Log:**\n```\n{log_output}\n```"
+
+    except subprocess.CalledProcessError as e:
+        # Handle errors from the git command (e.g., repo not found)
+        error_output = f"STDOUT:\n{e.stdout}\n\nSTDERR:\n{e.stderr}"
+        return f"❌ **Error:** Failed to clone repository '{repo_id}'.\nIt might be private or spelled incorrectly.\n\n📜 **Log:**\n```\n{error_output}\n```"
+    
+    except Exception as e:
+        # Catch any other unexpected errors
+        return f"An unexpected error occurred: {str(e)}"
+
+# --- Gradio Interface ---
+with gr.Blocks(theme=gr.themes.Soft()) as demo:
+    gr.Markdown(
+        """
+        # 🤗 Hugging Face Repository Cloner
+        Enter a repository ID to clone it into this Space's persistent storage.
+        """
+    )
+
+    with gr.Row():
+        repo_id_input = gr.Textbox(
+            label="HF Repository ID", 
+            placeholder="e.g., meta-llama/Llama-2-7b-chat-hf",
+            scale=4
+        )
+        clone_button = gr.Button("Clone Repository", variant="primary", scale=1)
+    
+    output_status = gr.Markdown(label="Clone Status")
+
+    clone_button.click(
+        fn=clone_repo,
+        inputs=repo_id_input,
+        outputs=output_status
+    )
+    
+    gr.Examples(
+        ["gradio-app/gradio", "CompVis/stable-diffusion-v1-4", "facebook/dino"],
+        inputs=repo_id_input
+    )
+
+demo.launch()