[Parse Help] Espanso: Parse entirety of `espanso --help` recursively #espanso #python

parse_help.py

#!/usr/bin/env python3 
# A script to parse `espanso --help` recursively throughout all its levels.

import subprocess
import sys

def parse_help(command):
    try:
        help_text = subprocess.check_output(command + ['--help'], stderr=subprocess.STDOUT, text=True)
    except subprocess.CalledProcessError as e:
        print(f"Error: Failed to get help for {' '.join(command)}. Make sure the command exists and supports --help option.")
        return

    print(help_text)

    # Parse for subcommands
    subcommands = []
    lines = iter(help_text.split('\n'))
    for line in lines:
        if line.strip().startswith('SUBCOMMANDS:'):
            subcommand_line = next(lines, '').strip()
            while subcommand_line:
                subcommand = subcommand_line.split()[0]
                subcommands.append(subcommand)
                subcommand_line = next(lines, '').strip()
            break

    # Recursively parse help for subcommands
    for subcommand in subcommands:
        print(f"\nSubcommand: {subcommand}\n{'='*len(subcommand)}")
        parse_help(command + [subcommand])

if __name__ == "__main__":
    if len(sys.argv) != 2:
        print("Usage: python script.py <command>")
        sys.exit(1)

    command = sys.argv[1]
    parse_help([command])