Mpall _top_ < 2026 Release >

def __init__(self, args): self.args = args self.logger = Logger(args.log_file, args.verbose) self.results: List[TaskResult] = [] self.cancel = False # Setup signal handling signal.signal(signal.SIGINT, self._signal_handler)

def _print_summary(self, total_tasks: int, total_duration: float): """Print execution summary.""" succeeded = sum(1 for r in self.results if r.success) failed = total_tasks - succeeded self.logger.info("=" * 50) self.logger.info("SUMMARY") self.logger.info(f"Total tasks: total_tasks") self.logger.info(f"Succeeded: succeeded") self.logger.info(f"Failed: failed") self.logger.info(f"Total duration: total_duration:.2fs") if failed > 0: self.logger.info("\nFailed tasks:") for r in self.results: if not r.success: self.logger.info(f" Task r.task_id: r.stderr[:200]")

def _save_summary_text(self): """Save summary to text file.""" with open(self.args.output_summary, 'w') as f: f.write("MPALL EXECUTION SUMMARY\n") f.write("=" * 50 + "\n") for r in self.results: f.write(f"Task r.task_id: 'SUCCESS' if r.success else 'FAIL'\n") if not r.success: f.write(f" Error: r.stderr[:200]\n") def main(): parser = argparse.ArgumentParser( description="mpall - Run commands across multiple parallel processes", formatter_class=argparse.RawDescriptionHelpFormatter, epilog=""" Examples: mpall -w 2 -c echo hello -r {} Replace placeholders mpall -c "echo name is age" -r name=alice,age=30 -r name=bob,age=25 Use replacement file mpall -c "process_file.py input output" -f replacements.txt -w 4 With retries and timeout mpall -c "curl url" -r url=http://example.com -t 30 --retries 3 Save results mpall -c "test.sh param" -r param=1 -o results.json --summary summary.txt """ ) def __init__(self, args): self

parser.add_argument( "--retries", type=int, default=0, help="Number of retries on failure (default: 0)" )

```bash chmod +x mpall.py

parser.add_argument( "-f", "--replace-file", help="File with replacements (each line: key1=val1 key2=val2 ...)" )

@staticmethod def run(cmd: List[str], timeout: int, env: Optional[Dict] = None) -> Tuple[int, str, str]: """Run command, return (exit_code, stdout, stderr).""" try: result = subprocess.run( cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, timeout=timeout, env=env if env else os.environ.copy(), text=True ) return result.returncode, result.stdout, result.stderr except subprocess.TimeoutExpired: return -1, "", f"Command timed out after timeout seconds" except Exception as e: return -2, "", str(e) def worker(task_id: int, args_template: List[str], replacements: Dict[str, str], timeout: int, retries: int, env: Dict) -> TaskResult: """ Worker function executed in a separate process. Builds command by replacing placeholders and runs it. """ start_time = time.time() self._signal_handler) def _print_summary(self

parser.add_argument( "-o", "--output-json", help="Save detailed results to JSON file" )