parameters: (self,line)
docstring: ! Add line function
          @param self The current class
          @param line line to add
          @return none
docstring_summary: ! Add line function
docstring_tokens: ! Add line function
function: def add_line(self,line):
          """! Add line function
          @param self The current class
          @param line line to add
          @return none
          """
          self.__lines.append(line)
function_tokens: def add_line ( self , line ) : self . __lines . append ( line )