import os

def list_directory_recursively(start_path):
    """
    Lists all folders and their files recursively starting from the given path.

    Args:
        start_path (str): The path to the directory to start listing from.
    """
    if not os.path.isdir(start_path):
        print(f"Error: '{start_path}' is not a valid directory.")
        return

    print(f"Listing contents of: {start_path}\n")

    # os.walk yields a 3-tuple: (dirpath, dirnames, filenames)
    # dirpath: The path of the current directory.
    # dirnames: A list of the names of the subdirectories in dirpath (not full paths).
    # filenames: A list of the names of the non-directory files in dirpath (not full paths).
    for root, dirs, files in os.walk(start_path):
        # Print the current directory path
        # Use os.path.relpath to show path relative to start_path, or keep root for full path
        relative_root = os.path.relpath(root, start_path)
        if relative_root == '.':
            # This is the starting directory itself
            print(f"Folder: {os.path.basename(root)}/")
        else:
            print(f"Folder: {relative_root}/")

        # Print files in the current directory
        if files:
            for file in sorted(files): # Sort files for consistent output
                print(f"  File: {file}")

        # You can also print subdirectories found at this level if you wish
        # for dir_name in sorted(dirs):
        #     print(f"  Subfolder: {dir_name}/")

        print() # Add an empty line for readability between folders

if __name__ == "__main__":
    # Example usage:
    # Get directory path from user
    directory_to_list = input("Enter the path to the Linux directory you want to list (e.g., /home/user/documents): ")

    list_directory_recursively(directory_to_list)

    # You can also hardcode a path for testing:
    # list_directory_recursively("/path/to/your/test_directory")