code: def twoDimensionalScatter(title, title_x, title_y,
                            x, y,
                            lim_x = None, lim_y = None,
                            color = 'b', size = 20, alpha=None):
      
      plt.figure()
  
      plt.scatter(x, y, c=color, s=size, alpha=alpha, edgecolors='none')
      
      plt.xlabel(title_x)
      plt.ylabel(title_y)
      plt.title(title)
      if type(color) is not str:
          plt.colorbar()
  
      if lim_x:
          plt.xlim(lim_x[0], lim_x[1])
      if lim_y:
          plt.ylim(lim_y[0], lim_y[1])
docs: Create a two-dimensional scatter plot.
  
      INPUTS