code: def __init__(self):
      self.blacklist = set()
  
file_path: pythran/pythran/optimizations/dead_code_elimination.py
imports: from pythran.analyses import PureExpressions, DefUseChains, Ancestors
  from pythran.openmp import OMPDirective
  from pythran.passmanager import Transformation
  import pythran.metadata
  import gast
label_desc: Use image node_id 1 to create a new ClumsyOpenMPDependencyHandler object from inherited base classes: ast with example: obj = ClumsyOpenMPDependencyHandler()