How to use the sqlmap.modulePath function in sqlmap

def main():
    """
    REST-JSON API main function
    """

    # Set default logging level to debug
    logger.setLevel(logging.DEBUG)

    # Initialize paths
    setPaths(modulePath())

    # Parse command line options
    apiparser = optparse.OptionParser()
    apiparser.add_option("-s", "--server", help="Act as a REST-JSON API server", default=RESTAPI_DEFAULT_PORT, action="store_true")
    apiparser.add_option("-c", "--client", help="Act as a REST-JSON API client", default=RESTAPI_DEFAULT_PORT, action="store_true")
    apiparser.add_option("-H", "--host", help="Host of the REST-JSON API server (default \"%s\")" % RESTAPI_DEFAULT_ADDRESS, default=RESTAPI_DEFAULT_ADDRESS, action="store")
    apiparser.add_option("-p", "--port", help="Port of the the REST-JSON API server (default %d)" % RESTAPI_DEFAULT_PORT, default=RESTAPI_DEFAULT_PORT, type="int", action="store")
    apiparser.add_option("--adapter", help="Server (bottle) adapter to use (default \"%s\")" % RESTAPI_DEFAULT_ADAPTER, default=RESTAPI_DEFAULT_ADAPTER, action="store")
    (args, _) = apiparser.parse_args()

    # Start the client or the server
    if args.server is True:
        server(args.host, args.port, adapter=args.adapter)
    elif args.client is True:
        client(args.host, args.port)
    else:

from lib.core.data import logger
from lib.utils.api import client
from lib.utils.api import server

RESTAPI_SERVER_HOST = "127.0.0.1"
RESTAPI_SERVER_PORT = 8775

if __name__ == "__main__":
    """
    REST-JSON API main function
    """
    # Set default logging level to debug
    logger.setLevel(logging.DEBUG)

    # Initialize path variable
    paths.SQLMAP_ROOT_PATH = modulePath()
    setPaths()

    # Parse command line options
    apiparser = optparse.OptionParser()
    apiparser.add_option("-s", "--server", help="Act as a REST-JSON API server", default=RESTAPI_SERVER_PORT, action="store_true")
    apiparser.add_option("-c", "--client", help="Act as a REST-JSON API client", default=RESTAPI_SERVER_PORT, action="store_true")
    apiparser.add_option("-H", "--host", help="Host of the REST-JSON API server", default=RESTAPI_SERVER_HOST, action="store")
    apiparser.add_option("-p", "--port", help="Port of the the REST-JSON API server", default=RESTAPI_SERVER_PORT, type="int", action="store")
    (args, _) = apiparser.parse_args()

    # Start the client or the server
    if args.server is True:
        server(args.host, args.port)
    elif args.client is True:
        client(args.host, args.port)
    else: