Best Python code snippet using lisa_python
fio.py
Source:fio.py  
...98            expected_exit_code_failure_message=f"fail to run {cmd}",99            cwd=cwd,100            timeout=ssh_timeout,101        )102        fio_result = self.get_result_from_raw_output(103            mode, result.stdout, iodepth, numjob104        )105        return fio_result106    def launch_async(107        self,108        name: str,109        filename: str,110        mode: str,111        iodepth: int,112        numjob: int,113        time: int = 120,114        block_size: str = "4K",115        size_gb: int = 0,116        direct: bool = True,117        gtod_reduce: bool = False,118        ioengine: str = "libaio",119        group_reporting: bool = True,120        overwrite: bool = False,121        time_based: bool = False,122        cwd: Optional[pathlib.PurePath] = None,123    ) -> Process:124        cmd = self._get_command(125            name,126            filename,127            mode,128            iodepth,129            numjob,130            time,131            block_size,132            size_gb,133            direct,134            gtod_reduce,135            ioengine,136            group_reporting,137            overwrite,138            time_based,139        )140        process = self.run_async(141            cmd,142            force_run=True,143            sudo=True,144            cwd=cwd,145        )146        # FIO output emits lines of the following form when it is running147        # (f=10): [M(10)][24.9%][r=70.0MiB/s,w=75.0MiB/s]148        # [r=70,w=75 IOPS][eta 03m:46s]149        # check if stdout buffers contain the string "eta" to150        # determine if it is running151        process.wait_output("eta")152        return process153    def get_result_from_raw_output(154        self, mode: str, output: str, iodepth: int, numjob: int155    ) -> FIOResult:156        # match raw output to get iops and latency157        matched_results = self._result_pattern.match(output)158        assert matched_results, "not found matched iops and latency from fio results."159        iops = matched_results.group("iops")160        if iops.endswith("k"):161            iops_value = Decimal(iops[:-1]) * 1000162        else:163            iops_value = Decimal(iops)164        latency = matched_results.group("latency")165        # create fio result object166        fio_result = FIOResult()167        fio_result.iops = iops_value...Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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