Turning a list comprehension into a generator expression PREMIUM

Topic Series: Generator Expressions

Trey Hunner

3 minute read • Works on Python 3.7—3.10

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When can you turn a list comprehension into a generator expression?

Passing a comprehension to a function

We're taking a [list comprehension](https://www.pythonmorsels.com/topics/what-a...

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Generators are iterators

Generators aren't data structures. Unlike lists, generators do work as you loop over them, computing their next value only when it's asked for. Generators are iterators (lazy single-use iterables).