Functions creating iterators for efficient looping - Python
2 days ago · This module implements a number of iterator building blocks inspired by constructs from APL, Haskell, and SML. Each has been recast in a form suitable for Python.
Functional Programming HOWTO — Python 3.14.2 documentation
Built-in functions such as max() and min() can take a single iterator argument and will return the largest or smallest element. The "in" and "not in" operators also support iterators: X in iterator …
Iterator Objects — Python 3.14.2 documentation
3 days ago · Python provides two general-purpose iterator objects. The first, a sequence iterator, works with an arbitrary sequence supporting the__getitem__ () method. The second works …
Built-in Functions — Python 3.10.19 documentation
With multiple iterables, the iterator stops when the shortest iterable is exhausted. For cases where the function inputs are already arranged into argument tuples, see itertools.starmap().
Iterator Protocol — Python 3.14.2 documentation
6 days ago · The object must be an iterator according to PyIter_Check() (it is up to the caller to check this). If there are no remaining values, returns NULL with no exception set.
email.iterators: Iterators — Python 3.14.2 documentation
3 days ago · Thus, by default typed_subpart_iterator() returns each subpart that has a MIME type of text/*. The following function has been added as a useful debugging tool.
3. Data model — Python 3.9.24 documentation
This method should return a new iterator object that can iterate over all the objects in the container. For mappings, it should iterate over the keys of the container.
6. Expressions — Python 3.9.24 documentation
Mar 9, 2024 · When a generator function is called, it returns an iterator known as a generator. That generator then controls the execution of the generator function. The execution starts …
Built-in Types — Python 3.14.2 documentation
2 days ago · Python defines several iterator objects to support iteration over general and specific sequence types, dictionaries, and other more specialized forms. The specific types are not …
Glossary — Python 3.11.14 documentation
Mar 11, 2014 · When an iterable object is passed as an argument to the built-in function iter(), it returns an iterator for the object. This iterator is good for one pass over the set of values. …