Given a binary array, find the maximum number of consecutive 1s in this array.

class Solution(object):
    def findMaxConsecutiveOnes(self, nums):
        """
        :type nums: List[int]
        :rtype: int
        """

        ret = count = 0
        for num in nums:
            if num == 0:
                count = 0
            else:
                count += 1
                ret = max(ret, count)
        return ret