code: def set_col_name(self, index, name):
          
          javabridge.call(self.jobject, "setColName", "(ILjava/lang/String;)V", index, name)
docs: Sets the column name.
  
          :param index: the 0-based row index
          :type index: int
          :param name: the name of the column
          :type name: str