class_docstr: Graph super class containing generic common functions
class_docstr_tok: ["Graph","super","class","containing","generic","common","functions"]
docstr: Getter for series values (flattened)
code: def _values(self):
      """Getter for series values (flattened)"""
      return [
          val
          for serie in self.series
          for val in serie.values
          if val is not None
      ]
  
imports: from math import ceil, cos, sin, sqrt
  from pygal import stats
  from pygal._compat import is_list_like
  from pygal.graph.public import PublicApi
  from pygal.interpolate import INTERPOLATIONS
  from pygal.util import cached_property, compute_scale, cut, decorate, filter_kwargs, get_text_box, get_texts_box, majorize, rad, reverse_text_len, split_title, truncate
  from pygal.view import LogView, ReverseView, View, XYLogView
label_desc: Use image node_id 31 for calling the Graph obj's underlying member method code with example usage: obj._values() and returns: unknown