def setvectors(self):
     self.vectors = []
     self.keys = []
     for item in self.space.table:
         self.vectors.append(fn.normalize(self.space.table[item]))
         #self.vectors.append(self.space.table[item])
         self.keys.append(item)
     #self.vectors = (self.vectors - np.min(self.vectors, 0)) / (np.max(self.vectors, 0) - np.min(self.vectors, 0))
     pass
 def normalize(self):
     for item in self.table:
         self.table[item] = fn.normalize(self.table[item])