Fix minor problems

KAIR/options/test_drunet.json

@@ -9,7 +9,7 @@
 
   , "path": {
     "root": "drunet_inference"            // "denoising" | "superresolution"
-    , "pretrained_netG": "denoising/drunet/models/520_G.pth"    // path of pretrained model, if model from scratch type: null
+    , "pretrained_netG": "denoising/drunet/models/50_G.pth"    // path of pretrained model, if model from scratch type: null
   }
 
   , "datasets": {

gr-tempest/grc/tempest_buttonToFileSink.block.yml

@@ -4,7 +4,7 @@ category: '[Tempest]'
 
 templates:
   imports: import tempest
-  make: tempest.buttonToFileSink(${Filename}, ${input_width}, ${H_size}, ${V_size}, ${enhance_image})
+  make: tempest.buttonToFileSink(${Filename}, ${input_width}, ${H_size}, ${V_size}, ${remove_blanking}, ${enhance_image})
 
 #  Make one 'parameters' list entry for every parameter you want settable from the GUI.
 #     Keys include:

gr-tempest/python/DTutils.py

@@ -583,8 +583,12 @@ def apply_blanking_shift(I, h_active=1600, v_active=900,
         plt.show()
 
     # Angle and rho arrays
-    lines_angles = lines[:,0,1]
-    lines_rhos = lines[:,0,0]
+    try:
+      lines_angles = lines[:,0,1]
+    except:
+      print("No lines detected. Returning original image")
+      return I
+       
 
     # Find unique lines angles detected
     unique_angles = np.unique(lines_angles)