tests/testthat/_snaps/factor2string.md

In tidymodels/recipes: Preprocessing and Feature Engineering Steps for Modeling

bad args

Code
  recipe(~., data = ex_dat, strings_as_factors = FALSE) %>% step_factor2string(w,
    x) %>% prep(ex_dat)
Condition
  Error in `step_factor2string()`:
  Caused by error in `prep()`:
  x All columns selected for the step should be factor or ordered.
  * 2 string variables found: `w` and `x`

bake method errors when needed non-standard role columns are missing

Code
  bake(ex_1, new_data = ex_dat[, 1:3])
Condition
  Error in `step_factor2string()`:
  ! The following required column is missing from `new_data`: z.

empty printing

Code
  rec
Message

  -- Recipe ----------------------------------------------------------------------

  -- Inputs 
  Number of variables by role
  outcome:    1
  predictor: 10

  -- Operations 
  * Character variables from: <none>

Code
  rec
Message

  -- Recipe ----------------------------------------------------------------------

  -- Inputs 
  Number of variables by role
  outcome:    1
  predictor: 10

  -- Training information 
  Training data contained 32 data points and no incomplete rows.

  -- Operations 
  * Character variables from: <none> | Trained

printing

Code
  print(rec)
Message

  -- Recipe ----------------------------------------------------------------------

  -- Inputs 
  Number of variables by role
  predictor: 4

  -- Operations 
  * Character variables from: y z

Code
  prep(rec)
Message

  -- Recipe ----------------------------------------------------------------------

  -- Inputs 
  Number of variables by role
  predictor: 4

  -- Training information 
  Training data contained 200 data points and no incomplete rows.

  -- Operations 
  * Character variables from: y z | Trained

tidymodels/recipes documentation built on April 17, 2025, 6:17 p.m.