<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def fix_module(job):
 """ Fix for tasks without a module. Provides backwards compatibility with < 0.1.5 """

    modules = settings.RQ_JOBS_MODULE
    if not type(modules) == tuple:
        modules = [modules]
    for module in modules:
        try:
            module_match = importlib.import_module(module)
            if hasattr(module_match, job.task):
                job.task = '{}.{}'.format(module, job.task)
                break
        except ImportError:
            continue
    return job