Reformat Markdown code blocks (#12795)

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>
Co-authored-by: UltralyticsAssistant <web@ultralytics.com>

docs/en/datasets/detect/roboflow-100.md

@@ -46,39 +46,40 @@ Dataset benchmarking evaluates machine learning model performance on specific da
     === "Python"
 
         ```python
-        from pathlib import Path
-        import shutil
         import os
+        import shutil
+        from pathlib import Path
+
         from ultralytics.utils.benchmarks import RF100Benchmark
-        
+
         # Initialize RF100Benchmark and set API key
         benchmark = RF100Benchmark()
         benchmark.set_key(api_key="YOUR_ROBOFLOW_API_KEY")
-        
+
         # Parse dataset and define file paths
         names, cfg_yamls = benchmark.parse_dataset()
         val_log_file = Path("ultralytics-benchmarks") / "validation.txt"
         eval_log_file = Path("ultralytics-benchmarks") / "evaluation.txt"
-        
+
         # Run benchmarks on each dataset in RF100
         for ind, path in enumerate(cfg_yamls):
             path = Path(path)
             if path.exists():
                 # Fix YAML file and run training
                 benchmark.fix_yaml(str(path))
-                os.system(f'yolo detect train data={path} model=yolov8s.pt epochs=1 batch=16')
-                
+                os.system(f"yolo detect train data={path} model=yolov8s.pt epochs=1 batch=16")
+
                 # Run validation and evaluate
-                os.system(f'yolo detect val data={path} model=runs/detect/train/weights/best.pt > {val_log_file} 2>&1')
+                os.system(f"yolo detect val data={path} model=runs/detect/train/weights/best.pt > {val_log_file} 2>&1")
                 benchmark.evaluate(str(path), str(val_log_file), str(eval_log_file), ind)
-                
+
                 # Remove the 'runs' directory
                 runs_dir = Path.cwd() / "runs"
                 shutil.rmtree(runs_dir)
             else:
                 print("YAML file path does not exist")
                 continue
-        
+
         print("RF100 Benchmarking completed!")
         ```