code: def test_normal():
      p = ggplot(normal_data, aes(sample="x")) + geom_qq()
      # Roughly a straight line of points through the origin
      assert p == "normal"
  
imports: import numpy
  import pandas
  from plotnine import aes, geom_qq, geom_qq_line, ggplot
label_desc: Use image node_id 1 for calling a global function with example usage: test_normal() without return types