Update examples + more docs to accomodate new glmnet error

Author: juliasilge

R/engines.R

@@ -82,7 +82,7 @@ load_libs <- function(x, quiet, attach = FALSE) {
 #' @examples
 #' # First, set general arguments using the standardized names
 #' mod <-
-#'   logistic_reg(mixture = 1/3) %>%
+#'   logistic_reg(penalty = 0.01, mixture = 1/3) %>%
 #'   # now say how you want to fit the model and another other options
 #'   set_engine("glmnet", nlambda = 10)
 #' translate(mod, engine = "glmnet")

man/linear_reg.Rd

@@ -17,7 +17,7 @@ linear_reg() %>%
 ## glmnet
 
 ```{r glmnet-csl}
-linear_reg() %>% 
+linear_reg(penalty = varying()) %>% 
   set_engine("glmnet") %>% 
   set_mode("regression") %>% 
   translate()

man/logistic_reg.Rd

@@ -18,7 +18,7 @@ logistic_reg() %>%
 ## glmnet
 
 ```{r glmnet-csl}
-logistic_reg() %>% 
+logistic_reg(penalty = varying()) %>% 
   set_engine("glmnet") %>% 
   set_mode("classification") %>% 
   translate()

man/multinom_reg.Rd

@@ -9,7 +9,7 @@ For this type of model, the template of the fit calls are below.
 ## glmnet
 
 ```{r glmnet-cls}
-multinom_reg() %>% 
+multinom_reg(penalty = varying()) %>% 
   set_engine("glmnet") %>% 
   set_mode("classification") %>% 
   translate()