Itertools is a Python module that provide various functions that work on iterators to produce complex iterators. It makes the code faster, memory efficient and thus we see a better performance. This module is either used by themselves or in combination to form iterator algebra.
Note: For more information, refer to Python Itertools
dropwhile() function of Python returns an iterator only after the
func. in argument returns
false for the first time.
[-8, -4, 2]
The values after condition returns false : [5, 7, 8]
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