Iterator objects in python conform to the iterator protocol, which basically means they provide two methods: __iter__() and __next__(). The __iter__ returns the iterator object and is implicitly …

What are "iterable", "iterator", and "iteration" in Python? How are they defined? See also: How to build a basic iterator?

When you use for item in o for some iterable object o, Python calls iter(o) and expects an iterator object as the return value. An iterator is any object which implements a __next__ (or next in …

Oct 22, 2009 · In Python, an iterator is any object that supports the iterator protocol. Part of that protocol is that the object must have an __iter__() method that returns the iterator object.

Mar 16, 2017 · Why is it 'better' to use my_dict.keys() over iterating directly over the dictionary? Iteration over a dictionary is clearly documented as yielding keys. It appears you had Python 2 …

May 29, 2013 · It doesn't. The loop prints all of the items in the list, without skipping any. My first thought was that this might happen because the loop calls iter on what it is passed, and this …

Mar 19, 2019 · To get high-precision timestamps in Python, see my answer here: High-precision clock in Python. How to iterate over Pandas DataFrame s without iterating After several weeks …

Apr 30, 2012 · I need to iterate through all .asm files inside a given directory and do some actions on them. How can this be done in a efficient way?

Aug 11, 2014 · 0 iter() is a Python built-in function that returns an iterator object, which is an object that represent some data. For example, it could be used with a .next() method on the …

Apr 2, 2015 · The iter function is applied to the object to get an iterator (by the way: don't use iter as a variable name in Python, as you have done - it is one of the keywords).