code: def info_label(self, indicator):
          
          if indicator in xrange(1, 9):
              self.id = indicator
              self.setPixmap(QtGui.QPixmap(NUMBER_PATHS[indicator]).scaled(
                      self.field_width, self.field_height))
          elif indicator == 0:
              self.id == 0
              self.setPixmap(QtGui.QPixmap(NUMBER_PATHS[0]).scaled(
                      self.field_width, self.field_height))
          elif indicator == 12:
              self.id = 12
              self.setPixmap(QtGui.QPixmap(BOOM_PATH).scaled(self.field_width,
                                                             self.field_height))
              self.setStyleSheet("QLabel {background-color: black;}")
          elif indicator == 9:
              self.id = 9
              self.setPixmap(QtGui.QPixmap(FLAG_PATH).scaled(self.field_width,
                                                             self.field_height))
              self.setStyleSheet("QLabel {background-color: #A3C1DA;}")
          elif indicator == 10:
              self.id = 10
              self.setPixmap(QtGui.QPixmap(QUESTION_PATH).scaled(
                      self.field_width, self.field_height))
              self.setStyleSheet("QLabel {background-color: yellow;}")
          elif indicator == 11:
              self.id = 11
              self.setPixmap(QtGui.QPixmap(EMPTY_PATH).scaled(
                      self.field_width*3, self.field_height*3))
              self.setStyleSheet('QLabel {background-color: blue;}')
docs: Set info label by given settings.
  
          Parameters
          ----------
          indicator : int
              A number where
              0-8 is number of mines in srrounding.
              12 is a mine field.