colormaps

app.py

@@ -13,7 +13,7 @@ EXAMPLES = [
     ["Julia", "sin(arccos(z**3 - z**2 + z)+ 0.61)"],
     ["Julia", "log(arccos(z**3 - z**2 + z)+ 0.61)"],
     ["Julia", "sin(z**4 + 3.41)*exp(2.5*1J)"],
-    ["Julia", "cos(cosh(z**3) - sinh(z**2) + tanh(z**4))**2"]
+    ["Julia", "cos(cosh(z**3) - sinh(z**2) + tanh(z**4))**2"],
 ]
 ARTICLE = r"""<center>
               This application uses Julia and Mandelbrot fractal algorithms.

fractal_generator.py

@@ -73,5 +73,10 @@ class FractalGenerator:
         if self.fractal is None:
             print("Nothing to plot. Generate a fractal first.")
             return None
-        fig = px.imshow(img=self.fractal, color_continuous_scale="orrd", **kwargs)
+        random_colormap = np.random.choice(
+            ["orrd", "inferno_r", "hot_r", "jet_r", "purples", "agsunset_r"]
+        )
+        fig = px.imshow(
+            img=self.fractal, color_continuous_scale=random_colormap, **kwargs
+        )
         return fig