Code
rec %>% step_regex(description, rows, pattern = "(rock|stony)")
Condition
Error in `step_regex()`:
x For this step, only a single selector can be used.
i The following 2 selectors were used: `~description` and `~rows`.
Code
prep(rec4, training = covers)
Condition
Error in `step_regex()`:
Caused by error in `prep()`:
x All columns selected for the step should be string, factor, or ordered.
* 1 integer variable found: `rows`
Code
prep(rec, training = dat)
Condition
Error in `step_regex()`:
Caused by error in `bake()`:
! Name collision occurred. The following variable names already exist:
* `Sepal.Width`
Code
rec
Message
-- Recipe ----------------------------------------------------------------------
-- Inputs
Number of variables by role
outcome: 1
predictor: 10
-- Operations
* Regular expression dummy variable using: "."
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
* Regular expression dummy variable using: "." | Trained
Code
rec <- prep(rec)
Condition
Warning:
`keep_original_cols` was added to `step_regex()` after this recipe was created.
i Regenerate your recipe to avoid this warning.
Code
print(rec)
Message
-- Recipe ----------------------------------------------------------------------
-- Inputs
Number of variables by role
predictor: 3
-- Operations
* Regular expression dummy variable using: "(rock|stony)"
Code
prep(rec)
Message
-- Recipe ----------------------------------------------------------------------
-- Inputs
Number of variables by role
predictor: 3
-- Training information
Training data contained 40 data points and no incomplete rows.
-- Operations
* Regular expression dummy variable using: "(rock|stony)" | Trained
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