Ran pre-commit run --all-files to modify all the files correctly.

testing/diff_output_files.py

@@ -24,6 +24,7 @@ import numpy as np
 
 logger = logging.getLogger(__name__)
 
+
 def diff_output_files(filename1, filename2):
     """Calculates differences between two output files.
 
@@ -56,7 +57,7 @@ def diff_output_files(filename1, filename2):
             f"Type of floating point number in test model ({file1[path + outputs1[0]].dtype}) "
             f"does not match type in reference solution ({file2[path + outputs2[0]].dtype})\n"
         )
-    
+
     # Arrays for storing time
     time1 = np.zeros((file1.attrs["Iterations"]), dtype=floattype1)
     time1 = np.linspace(0, (file1.attrs["Iterations"] - 1), num=file1.attrs["Iterations"])

testing/models_pmls/pml_3D_pec_plate/plot_pml_comparison.py

@@ -50,8 +50,9 @@ fig, ax = plt.subplots(
 )
 
 for x, model in enumerate(testmodels):
-    time, datadiffs = diff_output_files(fn.parent.joinpath(basename + "_ref.h5"), 
-                                        fn.parent.joinpath(basename + str(x + 1) + ".h5"))
+    time, datadiffs = diff_output_files(
+        fn.parent.joinpath(basename + "_ref.h5"), fn.parent.joinpath(basename + str(x + 1) + ".h5")
+    )
 
     # Print maximum error value
     start = 210

testing/models_pmls/pml_basic/plot_pml_comparison.py

@@ -56,7 +56,7 @@ for x, PMLID in enumerate(PMLIDs):
     fig, ax = plt.subplots(figsize=(20, 10), facecolor="w", edgecolor="w")
     ax.remove()
     fig.suptitle(f"{PMLID}")
-    
+
     outputs = ["Ex", "Ey", "Ez", "Hx", "Hy", "Hz"]
     for i, output in enumerate(outputs):
         if i < 3:
@@ -74,9 +74,7 @@ for x, PMLID in enumerate(PMLIDs):
         ax.set_ylabel(f"{output} error [dB]")
 
     # Save a PDF/PNG of the figure
-    fig.savefig(basename + "_diffs_" + PMLID + ".pdf", dpi=None, format='pdf', bbox_inches='tight', pad_inches=0.1)
+    fig.savefig(basename + "_diffs_" + PMLID + ".pdf", dpi=None, format="pdf", bbox_inches="tight", pad_inches=0.1)
     # fig.savefig(basename + "_diffs_" + PMLID + ".png", dpi=150, format='png', bbox_inches='tight', pad_inches=0.1)
 
 plt.show()
-
-

testing/test_models.py

@@ -138,7 +138,7 @@ for i, model in enumerate(testmodels):
                 f"({float_or_doubletest}) does not "
                 f"match type in reference solution ({float_or_doubleref})\n"
             )
-        
+
         # Arrays for storing time
         timeref = np.zeros((fileref.attrs["Iterations"]), dtype=float_or_doubleref)
         timeref = (