Number of 1 Bits LeetCode solution in Python

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# Runtime: 27 ms (Top 98.51%) | Memory: 13.8 MB (Top 50.40%)
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class Solution:
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    def hammingWeight(self, n: int) -> int:
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        i = 0
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        while n > 0:
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            if n % 2 != 0:
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                i += 1
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            n = n >> 1
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        return i