code: def visit_Index(self, node):
      return self.add(node, self.visit(node.value))
  
imports: import gast
  from collections import defaultdict
  from functools import reduce
  from pythran.analyses import Aliases, CFG
  from pythran.intrinsic import Intrinsic
  from pythran.passmanager import ModuleAnalysis
  from pythran.interval import Interval, IntervalTuple, UNKNOWN_RANGE
  from pythran.tables import MODULES, attributes
label_desc: Use image node_id 14 for calling the RangeValuesBase obj's underlying member method code with example usage: obj.visit_Index(node) and returns: self