string slicing in python | All possible slicing combination of the string | Slice Operator

The colons (:) in subscript notation (iterable[subscript]) make slice notation - which has the optional arguments, start, stop, stride:

string[start:stop:stride]
Python slicing is a computationally fast way to methodically access parts of your data. In my opinion, to be even an intermediate Python programmer, it's one aspect of the language that it is necessary to be familiar with.

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