code: def detect_format(program, attributes) -> str:
      '''
          Detect format for vertex attributes.
          The format returned does not contain padding.
  
          Args:
              program (Program): The program.
              attributes (list): A list of attribute names.
  
          Returns:
              str
      '''
  
      def fmt(attr):
          '''
              For internal use only.
          '''
  
          return attr.array_length * attr.dimension, attr.shape
  
      return ' '.join('%d%s' % fmt(program[a]) for a in attributesf detect_format(program, attributes) -> str:
      '''
          Detect format for vertex attributes.
          The format returned does not contain padding.
  
          Args:
              program (Program): The program.
              attributes (list): A list of attribute names.
  
          Returns:
              str
      '''
  
      def fmt(attr):
          '''
              For internal use only.
          '''
  
          return attr.array_length * attr.dimension, attr.shape
  
      return ' '.join('%d%s' % fmt(program[a]) for a in attributes)
docs: Detect format for vertex attributes.
          The format returned does not contain padding.
  
          Args:
              program (Program): The program.
              attributes (list): A list of attribute names.
  
          Returns:
              str