def get_argument(self, name):
        val = self.arguments.get(name)
        if val:
            return val[0]
        return None
Returns the fieldnames specified as argument to this command.
dataset/ETHPy150Open flaviogrossi/sockjs-cyclone/sockjs/cyclone/conn.py/ConnectionInfo.get_argument--crossover with--dataset/ETHPy150Open hvandenb/splunk-elasticsearch/search-elasticsearch/bin/splunklib/searchcommands/search_command.py/SearchCommand.fieldnames