feat: add UV setup script for ComfyUI installation and environment management

uv_setup.py

@@ -0,0 +1,152 @@
+#!/usr/bin/env python3
+"""
+UV Setup Script for ComfyUI
+"""
+
+import os
+import sys
+import subprocess
+import argparse
+from pathlib import Path
+
+def check_python_version():
+    """Check Python version compatibility."""
+    if sys.version_info < (3, 9):
+        print("ERROR: Python 3.9 or higher is required for ComfyUI.")
+        sys.exit(1)
+
+def is_uv_installed():
+    """Check if UV is installed."""
+    try:
+        subprocess.run(["uv", "--version"], stdout=subprocess.PIPE, stderr=subprocess.PIPE, check=True)
+        return True
+    except (subprocess.SubprocessError, FileNotFoundError):
+        return False
+
+def install_uv():
+    """Install UV package manager."""
+    print("Installing UV package manager...")
+    try:
+        if sys.platform == "win32":
+            subprocess.run(
+                ["powershell", "-Command", "Invoke-WebRequest -Uri https://astral.sh/uv/install.ps1 -OutFile install.ps1; ./install.ps1"],
+                check=True
+            )
+        else:  # macOS or Linux
+            subprocess.run(
+                ["bash", "-c", "curl -LsSf https://astral.sh/uv/install.sh | sh"],
+                check=True
+            )
+        
+        # Update PATH for this session
+        if sys.platform != "win32":
+            os.environ["PATH"] = f"{os.path.expanduser('~/.local/bin')}:{os.environ['PATH']}"
+        
+        print("✓ UV installed successfully.")
+        return True
+    except subprocess.SubprocessError:
+        print("ERROR: UV installation failed.")
+        return False
+
+def create_venv(venv_path=".venv"):
+    """Create a new virtual environment using UV."""
+    print(f"Creating virtual environment at {venv_path}...")
+    try:
+        subprocess.run(["uv", "venv", venv_path], check=True)
+        print(f"✓ Virtual environment created at {venv_path}.")
+        return True
+    except subprocess.SubprocessError:
+        print("ERROR: Failed to create virtual environment.")
+        return False
+
+def install_comfyui(dev_mode=False, gpu=False, advanced=False, lock=False):
+    """Install ComfyUI using UV."""
+    print("Installing ComfyUI...")
+    
+    cmd = ["uv", "pip", "install"]
+    
+    if dev_mode:
+        cmd.append("-e")
+    
+    # Build extras string
+    extras = []
+    if gpu:
+        extras.append("gpu")
+    if advanced:
+        extras.append("advanced")
+    if dev_mode:
+        extras.append("dev")
+    
+    if extras:
+        cmd.append(f".{{{','.join(extras)}}}")
+    else:
+        cmd.append(".")
+    
+    if lock:
+        cmd.append("--lock")
+    
+    try:
+        subprocess.run(cmd, check=True)
+        print("✓ ComfyUI installed successfully.")
+        return True
+    except subprocess.SubprocessError:
+        print("ERROR: Failed to install ComfyUI.")
+        return False
+
+def print_activation_instructions(venv_path=".venv"):
+    """Print instructions for activating the virtual environment."""
+    print("\nTo activate the virtual environment:")
+    if sys.platform == "win32":
+        print(f"    {venv_path}\\Scripts\\activate")
+    else:
+        print(f"    source {venv_path}/bin/activate")
+
+def print_run_instructions():
+    """Print instructions for running ComfyUI."""
+    print("\nTo run ComfyUI:")
+    print("    comfyui")
+    print("\nOr with options:")
+    print("    comfyui --host 0.0.0.0 --port 8188 --auto-launch")
+
+def main():
+    parser = argparse.ArgumentParser(description="Set up and install ComfyUI with UV")
+    parser.add_argument("--no-venv", action="store_true", help="Skip creating a virtual environment")
+    parser.add_argument("--venv-path", default=".venv", help="Path for the virtual environment (default: .venv)")
+    parser.add_argument("--dev", action="store_true", help="Install in development mode")
+    parser.add_argument("--gpu", action="store_true", help="Install with GPU/CUDA support")
+    parser.add_argument("--advanced", action="store_true", help="Install with advanced dependencies")
+    parser.add_argument("--lock", action="store_true", help="Generate lockfile during installation")
+    
+    args = parser.parse_args()
+    
+    # Checks
+    check_python_version()
+    
+    # Install UV if needed
+    if not is_uv_installed():
+        if not install_uv():
+            sys.exit(1)
+    
+    # Create virtual environment if requested
+    venv_created = False
+    if not args.no_venv:
+        venv_created = create_venv(args.venv_path)
+    
+    # Install ComfyUI
+    install_success = install_comfyui(
+        dev_mode=args.dev,
+        gpu=args.gpu,
+        advanced=args.advanced,
+        lock=args.lock
+    )
+    
+    if install_success:
+        print("\n✓ ComfyUI setup completed successfully!")
+        
+        if venv_created:
+            print_activation_instructions(args.venv_path)
+        
+        print_run_instructions()
+
+if __name__ == "__main__":
+    main()