Python 101 : Generators

Iterators loop over existing elements in a list for example.

Generators generate elements as we ask for them, which helps us not overload the memory in case of big amounts of data.

Below an example or a function with a return keyword, which returns a value and exits the function:

Below is a function that returns a generator object through the yield keyword:

To get the values 'a', 'b' and 'c', we need to loop over the generator object returned by the function:

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