Find the prime numbers

Python Advanced astronaut ages teen+

The problem

Write a function primes_up_to(n). It gives back a list of every prime number from 2 up to n (n included), smallest first. A prime has no divisors except 1 and itself. Example: primes_up_to(10) gives [2, 3, 5, 7].

You will practice: loops inside loops, divisors, break, efficiency

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Find the prime numbers

The problem

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