class Solution:
  def find_subsets(self, nums):
    
    subsets = [[]]
    temp = []
    
    for num in nums:
      
      for subset in subsets:
        clone = subset[:]
        clone.append(num)
        temp.append(clone)
      
      for item in temp:
        subsets.append(item)
      temp = []
    return subsets