diff --git a/src/aiida_sssp_workflow/calculations/calculate_bands_distance.py b/src/aiida_sssp_workflow/calculations/calculate_bands_distance.py
index 9409600..bfd69e0 100644
--- a/src/aiida_sssp_workflow/calculations/calculate_bands_distance.py
+++ b/src/aiida_sssp_workflow/calculations/calculate_bands_distance.py
@@ -119,9 +119,9 @@ def calculate_eta_and_max_diff(
     weight_a = bandsdata_a.get("weights")
     weight_b = bandsdata_b.get("weights")
     weight = weight_a
-    assert np.allclose(
-        weight_a, weight_b
-    ), "Different weight of kpoints of two calculation."
+    assert np.allclose(weight_a, weight_b), (
+        "Different weight of kpoints of two calculation."
+    )
 
     bands_a = bandsdata_a.get("bands")
     bands_b = bandsdata_b.get("bands")
@@ -205,10 +205,11 @@ def get_bands_distance(
         # swap to make sure a is less electrons pseudo
         bandsdata_a, bandsdata_b = bandsdata_b, bandsdata_a
 
-    assert (
-        int(bandsdata_b["number_of_electrons"])
-        >= int(bandsdata_a["number_of_electrons"])
-    ), f"Need to be less num_bands in a {bandsdata_a['number_of_electrons']} than b {bandsdata_b['number_of_electrons']}"
+    assert int(bandsdata_b["number_of_electrons"]) >= int(
+        bandsdata_a["number_of_electrons"]
+    ), (
+        f"Need to be less num_bands in a {bandsdata_a['number_of_electrons']} than b {bandsdata_b['number_of_electrons']}"
+    )
 
     num_electrons_a = int(bandsdata_a["number_of_electrons"])
     num_electrons_b = int(bandsdata_b["number_of_electrons"])
@@ -238,9 +239,9 @@ def get_bands_distance(
 
     # after cut and align in retrive band, the shapes are same now
     # import ipdb; ipdb.set_trace()
-    assert np.shape(bandsdata_a["bands"]) == np.shape(
-        bandsdata_b["bands"]
-    ), f'{np.shape(bandsdata_a["bands"])} != {np.shape(bandsdata_b["bands"])}'
+    assert np.shape(bandsdata_a["bands"]) == np.shape(bandsdata_b["bands"]), (
+        f"{np.shape(bandsdata_a['bands'])} != {np.shape(bandsdata_b['bands'])}"
+    )
 
     # eta_v
     fermi_shift_v = 0.0
diff --git a/src/aiida_sssp_workflow/cli/inspect.py b/src/aiida_sssp_workflow/cli/inspect.py
index b94a9b4..cca5d4e 100644
--- a/src/aiida_sssp_workflow/cli/inspect.py
+++ b/src/aiida_sssp_workflow/cli/inspect.py
@@ -469,7 +469,7 @@ def inspect(node, output):
 
             color = "red" if wfc_scan_healthy != 1 or rho_scan_healthy != 1 else "green"
             click.secho(
-                f"Convergence scan healthy check for {property}: wavefunction scan = {round(wfc_scan_healthy*100, 2)}%, charge density scan = {round(rho_scan_healthy*100, 2)}%",
+                f"Convergence scan healthy check for {property}: wavefunction scan = {round(wfc_scan_healthy * 100, 2)}%, charge density scan = {round(rho_scan_healthy * 100, 2)}%",
                 fg=color,
             )
 
diff --git a/src/aiida_sssp_workflow/utils/utils.py b/src/aiida_sssp_workflow/utils/utils.py
index a73f504..6da8293 100644
--- a/src/aiida_sssp_workflow/utils/utils.py
+++ b/src/aiida_sssp_workflow/utils/utils.py
@@ -164,7 +164,7 @@ def get_magnetic_inputs(structure: orm.StructureData):
     if kind_name in ["Mn", "O", "Cr"]:
         for i, site in enumerate(structure.sites):
             mag_structure.append_atom(
-                position=site.position, symbols=kind_name, name=f"{kind_name}{i+1}"
+                position=site.position, symbols=kind_name, name=f"{kind_name}{i + 1}"
             )
 
         if kind_name == "Mn":