Image Cleaning notebook bugfix

jupyter_notebooks/Image_Cleaning_Atom_Finding.ipynb

@@ -527,11 +527,11 @@
 
 # See if there are existing cluster results
 try:
     h5_kmeans = h5_svd['U-Cluster_000']
     print( 'Clustering results loaded.  Will now check parameters')
-except:
+except Exception:
     print( 'Could not load Clustering results.')
     do_cluster = True
 
 # Check that the same components are used
 if not do_cluster:
@@ -657,12 +657,10 @@
 axes[1].axhline(y=half_wind, color='k')
 
 plt.show()
 
 def _update_motif_img(row, col):
-    current_center[0] = row
-    current_center[1] = col
     indices = (slice(row - half_wind, row + half_wind), 
                slice(col - half_wind, col + half_wind))
     motif_box.set_x(col - half_wind)
     motif_box.set_y(row - half_wind)