code: def BLE(self, params):
          
          label = self.get_one_parameter(self.ONE_PARAMETER, params)
  
          self.check_arguments(label_exists=(label,))
  
          # BLE label
          def BLE_func():
              if self.is_Z_set() or (self.is_N_set() != self.is_V_set()):
                  self.register['PC'] = self.labels[label]
  
          return BLE_func
docs: BLE label
  
          Branch to the instruction at label if the Z flag is set or if the N flag is not the same as the V flag