Updated with ruff formatter

testing/test_experimental.py

@@ -32,11 +32,14 @@ logger = logging.getLogger(__name__)
 
 # Parse command line arguments
 parser = argparse.ArgumentParser(
-    description="Plots a comparison of fields between " + "given simulation output and experimental data files.",
+    description="Plots a comparison of fields between "
+    + "given simulation output and experimental data files.",
     usage="cd gprMax; python -m testing.test_experimental modelfile realfile output",
 )
 parser.add_argument("modelfile", help="name of model output file including path")
-parser.add_argument("realfile", help="name of file containing experimental data including path")
+parser.add_argument(
+    "realfile", help="name of file containing experimental data including path"
+)
 parser.add_argument("output", help="output to be plotted, i.e. Ex Ey Ez", nargs="+")
 args = parser.parse_args()