An iterator in Python programming language is an object which you can iterate upon. That is, it returns one object at a time. Iterators are implicitly implemented in constructs like for-loops, ...
If you’ve ever written any Python at all, the chances are you’ve used iterators without even realising it. Writing your own and using them in your programs can provide significant performance ...
In python we have three types of loops: 𝐅𝐨𝐫 𝐥𝐨𝐨𝐩 𝐖𝐡𝐢𝐥𝐞 𝐥𝐨𝐨𝐩 𝐍𝐞𝐬𝐭𝐞𝐝 𝐥𝐨𝐨𝐩𝐬 1)𝐅𝐨𝐫 𝐥𝐨𝐨𝐩 :A for loop in Python iterates over iterable objects (like lists, tuples, ...
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