code: def plot_beta_hist(ax, a, b):
      ax.hist(
          np.random.beta(a, b, size=10000),
          histtype="stepfilled",
          bins=25,
          alpha=0.8,
          density=True,
      )
  
label_desc: Use image node_id 1 for calling a global function with example usage: plot_beta_hist(ax, a, b) without return types