.foreach | R Documentation |
Wrapper to foreach::foreach called from .choose_best_subjects.
.foreach(
input,
operation,
preprocess_input,
.init,
.combine,
max_chunk_size = get("PROCESSED_CHUNK_SIZE", .ldamatch_globals),
print_progress = get("PRINT_PROGRESS", .ldamatch_globals)
)
input |
An iterator created using either the iterpc or the iterators package, or anything else foreach::foreach can interpret (esp. a list). |
operation |
The operation to be performed for each item in input (possibly after preprocessing it; see preprocess_input). |
preprocess_input |
Processes each value retrieved from the input iterator. |
.init , .combine |
The same as the parameters of foreach::foreach with identical names. |
max_chunk_size |
The maximum number of items to be retrieved from input if it is an iterator. |
print_progress |
If TRUE, prints messages about the progress. Used to use iterpc::iter_wrapper() on iterpc iterators, but realized that foreach doesn't handle iterators in a nice way (converts it to a list, which may be huge, instead of gradually retrieving the contensts), so feeding segments of the iterators to foreach instead. |
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