code: def fromXML(self, name, attrs, content, otFont):
      if not hasattr(self, "cff"):
          self.cff = cffLib.CFFFontSet()
      self.cff.fromXML(name, attrs, content, otFont)
  
file_path: catboost/contrib/python/fonttools/fontTools/ttLib/tables/C_F_F_.py
imports: from io import BytesIO
  from fontTools import cffLib
  from .None import DefaultTable
label_desc: Use image node_id 8 for calling the table_C_F_F_ obj's underlying member method code with example usage: obj.fromXML(name, attrs, content, otFont) without return types