Nothing
## -----------------------------------------------------------------------------
d <- data.frame(
x = 1:9,
group = c('train', 'calibrate', 'test'),
stringsAsFactors = FALSE)
knitr::kable(d)
## -----------------------------------------------------------------------------
parts <- split(d, d$group)
train_data <- parts$train
calibrate_data <- parts$calibrate
test_data <- parts$test
## -----------------------------------------------------------------------------
knitr::kable(train_data)
knitr::kable(calibrate_data)
knitr::kable(test_data)
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'calibrate_data', 'test_data', 'parts'))
## -----------------------------------------------------------------------------
library(wrapr)
to[
train_data <- train,
calibrate_data <- calibrate,
test_data <- test
] <- split(d, d$group)
## -----------------------------------------------------------------------------
knitr::kable(train_data)
knitr::kable(calibrate_data)
knitr::kable(test_data)
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'calibrate_data', 'test_data', 'to'))
to[
train_data <- train,
calibrate_data <- calibrate,
test_data <- test
] := split(d, d$group)
ls()
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'calibrate_data', 'test_data'))
## -----------------------------------------------------------------------------
split(d, d$group) %.>% to[
train_data <- train,
calibrate_data <- calibrate,
test_data <- test
]
ls()
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'calibrate_data', 'test_data'))
## -----------------------------------------------------------------------------
split(d, d$group) %.>% to(
train_data <- train,
calibrate_data <- calibrate,
test_data <- test
)
ls()
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'calibrate_data', 'test_data'))
## -----------------------------------------------------------------------------
split(d, d$group) %.>% unpack(
.,
train_data <- train,
calibrate_data <- calibrate,
test_data <- test
)
ls()
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'calibrate_data', 'test_data'))
## -----------------------------------------------------------------------------
unpack(
split(d, d$group),
train_data <- train,
calibrate_data <- calibrate,
test_data <- test
)
ls()
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'calibrate_data', 'test_data'))
## -----------------------------------------------------------------------------
unpack(
split(d, d$group),
train_data = train,
calibrate_data = calibrate,
test_data = test
)
ls()
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'calibrate_data', 'test_data'))
## -----------------------------------------------------------------------------
unpack(
split(d, d$group),
train -> train_data,
calibrate -> calibrate_data,
test -> test_data
)
ls()
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'calibrate_data', 'test_data'))
## ---- error=TRUE--------------------------------------------------------------
unpack(
split(d, d$group),
train_data <- train,
calibrate_data <- calibrate_misspelled,
test_data <- test
)
## -----------------------------------------------------------------------------
ls()
## -----------------------------------------------------------------------------
unpack(
split(d, d$group),
train_data <- train,
test_data <- test
)
ls()
## -----------------------------------------------------------------------------
rm(list = c('train_data', 'test_data'))
## -----------------------------------------------------------------------------
split(d, d$group) %.>%
to[
train,
test
]
ls()
## -----------------------------------------------------------------------------
rm(list = c('train', 'test'))
## -----------------------------------------------------------------------------
train_source <- 'train'
split(d, d$group) %.>%
to[
train_result = .(train_source),
test
]
ls()
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