itertools — Easy Playground

Iterator building blocks: chain, cycle, product, permutations, groupby

Python Playground

import itertools

# count
for i, n in enumerate(itertools.count(10, 2)):
    if i >= 5: break
    print(n, end=" ")
print()

# chain
combined = list(itertools.chain([1, 2], [3, 4], [5]))
print(combined)

# product
for p in itertools.product("AB", "12"):
    print("".join(p), end=" ")
print()

Output

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The itertools module is part of Python's standard library. Iterator building blocks: chain, cycle, product, permutations, groupby.

Challenge

Try modifying the code above to explore different behaviors. Can you extend the example to handle a new use case?

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