code: def __init__(self, index, values, config, metadata=None):
      """Create the serie with its options"""
      self.index = index
      self.values = values
      self.config = config
      self.__dict__.update(config.__dict__)
      self.metadata = metadata or {}
  
imports: from pygal.util import cached_property
label_desc: Use image node_id 1 to create a new Serie object from inherited base classes: object with example: obj = Serie(index, values, config, metadata)