Package: itertools2 0.1.3

itertools2: Iterators for efficient looping

A port of Python's excellent itertools module to R for efficient looping.

Authors:John A. Ramey <[email protected]>, Kayla Schaefer <[email protected]>

itertools2_0.1.3.tar.gz
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manual.pdf |manual.html✨
DESCRIPTION |NEWS
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itertools2/json (API)

# Install 'itertools2' in R:

install.packages('itertools2', repos = c('https://ramhiser.r-universe.dev', 'https://cloud.r-project.org'))

Bug tracker:https://github.com/ramhiser/itertools2/issues

On CRAN:

itertools

5.16 score 13 stars 2 packages 37 scripts 442 downloads 41 exports 1 dependencies

Last updated from:471515f4e8. Checks:9 OK. Indexed: yes.

Target	Result	Time
linux-devel	OK	97
source / vignettes	OK	176
linux-release	OK	97
macos-release	OK	184
macos-oldrel	OK	131
windows-devel	OK	48
windows-release	OK	64
windows-oldrel	OK	71
wasm-release	OK	74

Exports:consume dotproduct ichain ichunk icombinations icompress icount icycle idropwhile ienum ienumerate ifilter ifilterfalse ilength imap ipad ipairwise ipermutations iproduct irep irep_len irepeat iroundrobin iseq iseq_along iseq_len islice istar istarmap itabulate itakewhile itee iter_deepcopy itripletwise iunique iunique_justseen izip izip_longest nth quantify take

Dependencies:iterators

Citation

Development and contributors

Readme and manuals

Help Manual

Help page	Topics
Consumes the first n elements of an iterator	consume
Computes the dot product of two iterable objects	dotproduct
Iterator that chains multiple arguments together into a single iterator	ichain
Iterator that returns elements in fixed-length chunks	ichunk
Iterator that generates all combinations of a vector taken m at a time.	icombinations
Iterator that filters elements where corresponding selector is false.	icompress
Iterator of numeric sequence with initial value and step size	icount
Iterator that cycles indefinitely through an iterable object	icycle
Iterator that drops elements until the predicate function returns FALSE	idropwhile
Iterator that returns the elements of an object along with their indices	ienum ienumerate
Iterator that filters elements not satisfying a predicate function	ifilter ifilterfalse
Consumes an iterator and computes its length	ilength
Iterator that applies a given function to several iterables concurrently.	imap
Iterator that returns an object followed indefinitely by a fill value	ipad
Iterator that returns elements of an object in pairs	ipairwise
Iterator that generates all permutations of an iterable object.	ipermutations
Iterator that returns the Cartesian product of the arguments.	iproduct
Iterator that replicates elements of an iterable object	irep irep_len
Iterator that returns an object indefinitely	irepeat
Iterator that traverses each given iterable in a roundrobin order	iroundrobin
Helper function that determines whether is an iterator object	is_iterator
Iterators for sequence generation	iseq iseq_along iseq_len
Iterator that returns selected elements from an iterable.	islice
Iterator that applies a given function to the elements of an iterable.	istar istarmap
Iterator that maps a function to a sequence of numeric values	itabulate
Iterator that returns elements while a predicate function returns TRUE	itakewhile
Returns a list of n independent iterators from a single iterable object	itee
Performs a deep copy of an iterator	iter_deepcopy
Helper function that determines the length of an iterator object	iter_length
itertools2: Functions creating iterators for efficient looping	itertools2-package itertools2 package-itertools2
Iterator that returns elements of an object in triplets	itripletwise
Iterator that extracts the unique elements from an iterable object	iunique
Iterator that extracts the just-seen unique elements from an iterable object	iunique_justseen
Iterator that iterates through several iterables concurrently.	izip
Iterator that iterates through several iterables concurrently.	izip_longest
Returns the nth item of an iterator	nth
Count the number of times an iterable object is TRUE	quantify
Helper function that determines whether an object inherits from a StopIteration exception	stop_iteration
Return the first n elements of an iterable object as a list	take
Calls iterators::nextElem(). If error, returns default value.	try_nextElem