Move zeroes - Leetcode

move_zeroes.py

class Solution(object):
    def moveZeroes(self, nums):
        """
        :type nums: List[int]
        :rtype: None Do not return anything, modify nums in-place instead.
        """
        
        count = 0
        for i, num in enumerate(nums):
            if num == 0:
                count += 1
            else:
                pos = i - count
                nums[pos] = num
                if i >= count and count > 0:
                    nums[i] = 0