Update app.py

app.py

@@ -63,7 +63,7 @@ def plot_decomposed(decomposed):
     plt.figure(figsize=(4, 4))
     plt.imshow(decomposed, origin="lower", norm=LogNorm())
 
-    N = np.max(decomposed)
+    N = int(np.max(decomposed))
     for i in range(N):
         new = np.where(decomposed == i+1, 1, 0)
         x0, y0 = center_of_mass(new)