matplotlib.artist.Artist.set_alpha# Artist.set_alpha(alpha)[source]# Set the alpha value used for blending - not supported on all backends. Parameters: alphascalar or Nonealpha must be within the 0-1 range, inclusive. Examples using matplotlib.artist.Artist.set_alpha# Violin plot customization Violin plot customization Ellipse Demo Ellipse Demo Legend picking Legend picking violinplot(D) violinplot(D)