text: class Solution(object):
      def findLengthOfLCIS(self, nums):
          """
          :type nums: List[int]
          :rtype: int
          """
          if len(nums)==0:
              return 0
  
          largest = 1
          current = 1
          for n in xrange(len(nums)):
              if n-1 >= 0 and nums[n-1] < nums[n]:
                  current +=1
                  largest =max(current, largest)
              else:
                  current = 1
          return largest
  
  S = Solution()
  print S.findLengthOfLCIS([1,3,5,4,7])==3
  print S.findLengthOfLCIS([1])==1
  print S.findLengthOfLCIS([2,1])==1
  print S.findLengthOfLCIS([2,1,2])==2
  