magnetostatic_eb test: fix warnings (#5302)

Fix observed warnings for latex strings, use raw strings.
ECP-WarpX · Sep 23, 2024 · 27a7248 · 27a7248
1 parent 1da2ea0
commit 27a7248
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Showing 3 changed files with 5 additions and 5 deletions.
diff --git a/Examples/Tests/magnetostatic_eb/inputs_test_3d_magnetostatic_eb_picmi.py b/Examples/Tests/magnetostatic_eb/inputs_test_3d_magnetostatic_eb_picmi.py
@@ -225,7 +225,7 @@ def Er_an(r):
 
 er_err = np.abs(Er_mean[r_idx] - Er_an(r_sub)).max() / np.abs(Er_an(r_sub)).max()
 
-plt.ylabel("$E_r$ (V/m)")
+plt.ylabel(r"$E_r$ (V/m)")
 plt.xlabel("r (m)")
 plt.title("Max % Error: {} %".format(er_err * 100.0))
 plt.tight_layout()
@@ -298,7 +298,7 @@ def Bt_an(r):
 
 bt_err = np.abs(Bt_mean[r_idx] - Bt_an(r_sub)).max() / np.abs(Bt_an(r_sub)).max()
 
-plt.ylabel("$B_{\Theta}$ (T)")
+plt.ylabel(r"$B_{\Theta}$ (T)")
 plt.xlabel("r (m)")
 plt.title("Max % Error: {} %".format(bt_err * 100.0))
 plt.tight_layout()

diff --git a/Examples/Tests/magnetostatic_eb/inputs_test_rz_magnetostatic_eb_picmi.py b/Examples/Tests/magnetostatic_eb/inputs_test_rz_magnetostatic_eb_picmi.py
@@ -195,7 +195,7 @@ def Er_an(r):
 
 er_err = np.abs(Er_mean[r_idx] - Er_an(r_sub)).max() / np.abs(Er_an(r_sub)).max()
 
-plt.ylabel("$E_r$ (V/m)")
+plt.ylabel(r"$E_r$ (V/m)")
 plt.xlabel("r (m)")
 plt.title("Max % Error: {} %".format(er_err * 100.0))
 plt.tight_layout()
@@ -246,7 +246,7 @@ def Bth_an(r):
 
 bth_err = np.abs(Bth_mean[r_idx] - Bth_an(r_sub)).max() / np.abs(Bth_an(r_sub)).max()
 
-plt.ylabel("$B_{\Theta}$ (T)")
+plt.ylabel(r"$B_{\Theta}$ (T)")
 plt.xlabel("r (m)")
 plt.title("Max % Error: {} %".format(bth_err * 100.0))
 plt.tight_layout()

diff --git a/Python/pywarpx/WarpX.py b/Python/pywarpx/WarpX.py
@@ -137,7 +137,7 @@ def write_inputs(self, filename="inputs", **kw):
             for arg in argv:
                 # This prints the name of the input group (prefix) as a header
                 # before each group to make the input file more human readable
-                prefix_new = re.split(" |\.", arg)[0]
+                prefix_new = re.split(r" |\.", arg)[0]
                 if prefix_new != prefix_old:
                     if prefix_old != "":
                         ff.write("\n")