code: def originFormat_listOfDicts(l):
      
      titles=[]
      for d in l:
          for k in d.keys():
              if not k in titles:
                  titles.append(k)
      titles.sort()
      data=np.empty((len(l),len(titles)))*np.nan
      for y in range(len(l)):
          for x in range(len(titles)):
              if titles[x] in l[y].keys():
                  data[y][x]=l[y][titles[x]]
      return titles,data
docs: Return [{},{},{}] as a 2d matrix.