<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _import_module(self, module_path):
 """Dynamically import a module returning a handle to it. :param str module_path: The module path :rtype: module """

        LOGGER.debug('Importing %s', module_path)
        try:
            return __import__(module_path)
        except ImportError as error:
            LOGGER.critical('Could not import %s: %s', module_path, error)
            return None