Streamlit离线安装失败：如何解决依赖库缺失问题？

import os, subprocess

def get_dependencies(package_name):
    """递归查找指定包及其所有依赖项"""
    dependencies = set()
    try:
        result = subprocess.run(['pip', 'show', package_name], capture_output=True, text=True, check=True)
        lines = result.stdout.splitlines()
        for line in lines:
            if line.startswith('Requires:'):
                required_packages = line.split(':')[1].strip().split(',')
                for pkg in required_packages:
                    pkg = pkg.strip()
                    if pkg:
                        dependencies.add(pkg)
                        dependencies.update(get_dependencies(pkg))
        return dependencies
    except subprocess.CalledProcessError:
        print(f"Error: Package '{package_name}' not found or installation failed.")
        return set()


if __name__ == "__main__":
    target_package = input("Enter the package name (e.g., streamlit): ")
    all_dependencies = get_dependencies(target_package)
    print("\nDependencies to download:")
    for dep in sorted(list(all_dependencies | {target_package})): # Include the target package itself
        print(dep)