def _search_folder(folder, pattern):
    for path in list_dir(folder):
        if pattern.match(path):
            return path
    return None
system.multicall([{'methodName': 'add', 'params': [2, 2]}, ...]) => [[4], ...]
dataset/ETHPy150Open thasso/pyjip/jip/utils.py/_search_folder--crossover with--dataset/ETHPy150Open OpenCobolIDE/OpenCobolIDE/open_cobol_ide/extlibs/future/backports/xmlrpc/server.py/SimpleXMLRPCDispatcher.system_multicall