code: def unbound_identifier(self, name, node):
      # don't warn on unbound identifier
      pass
  
file_path: catboost/contrib/python/pythran/pythran/analyses/use_def_chain.py
imports: from pythran.passmanager import ModuleAnalysis
  import pythran.metadata
  import beniget
label_desc: Use image node_id 1 for calling the ExtendedDefUseChains obj's underlying member method code with example usage: obj.unbound_identifier(name, node) without return types