code: def test_continuous_x():
      p = ggplot(data, aes("xc", "y")) + stat_summary_bin(
          fun_y=np.mean,
          fun_ymin=np.min,
          fun_ymax=np.max,
          bins=5,
          geom="bar",
      )
  
      assert p == "continuous_x"
  
imports: import numpy
  import pandas
  from plotnine import aes, ggplot, stat_summary_bin
label_desc: Use image node_id 2 for calling a global function with example usage: test_continuous_x() without return types