code: def test_non_mapped_facetting():
      p = (
          g
          + geom_abline(intercept=0, slope=1, size=1)
          + facet_wrap("var1")
      )
      assert p == "non_mapped_facetting"
  
imports: import numpy
  import pandas
  from plotnine import aes, annotate, facet_grid, facet_wrap, geom_abline, geom_path, geom_point, ggplot
  from plotnine.data import mpg, mtcars
label_desc: Use image node_id 17 for calling a global function with example usage: test_non_mapped_facetting() without return types