__main__.py

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import sys, os
import subprocess
 
def main() -> int:
    '''
    Main entry point for running commands in the package.
    '''
    argCount = len(sys.argv)
    if argCount < 2:
        print('No arguments provided. Use -h or --help for help.')
        return 1
    if sys.argv[1] == '-h' or sys.argv[1] == '--help':
        print('Usage: python -m gltf_materialx_converter <command> [options] where command is mtlx2gltf or gltf2mtlx')
 
    # Check if the command is valid
    # Check if the command is valid
    cmdArgs = sys.argv[1:]
    if cmdArgs[0] == 'gltf':
        cmdArgs[0] = 'materialx_to_gltf.py'
    elif cmdArgs[0] == 'mtlx':
        cmdArgs[0] = 'gltf_to_materialx.py'
    else:
        print('Unknown command specified:', cmdArgs[0])
        return 1
    
    # Build the command
    cmd = ' '.join(cmdArgs)
    packageLocation = os.path.dirname(__file__)
    cmd = 'python ' + packageLocation + '/' + cmd
 
    # Run the command
    return subprocess.call(cmd, shell=True)
 
if __name__ == '__main__':
    sys.exit(main())