old_contents: class ChartComponent(object):
  
      def __init__(self):
  
          self.config = {}
  
      def __string_wrap__(self, string_to_wrap):
  
          return "'" + string_to_wrap + "'"
          
  
  class ChartComponentDict(ChartComponent):
  
      def __init__(self):
  
          super(ChartComponentDict, self).__init__()
  
  
  class ChartComponentList(ChartComponent):
  
      def __init__(self):
  
          super(ChartComponentList, self).__init__()
  
          self.config = []
new_contents: class ChartComponent(object):
  
      def __init__(self):
  
          self.config = {}
  
      def __string_wrap__(self, string_to_wrap):
  
          return "'" + str(string_to_wrap) + "'"
          
  
  class ChartComponentDict(ChartComponent):
  
      def __init__(self):
  
          super(ChartComponentDict, self).__init__()
  
  
  class ChartComponentList(ChartComponent):
  
      def __init__(self):
  
          super(ChartComponentList, self).__init__()
  
          self.config = []
subject: Enforce string before wrapping in quotation marks