code: def _enum_mangle(var):
      return _enum_mangle_pattern.sub("", var.lower())
  
imports: from h2o.utils.compatibility import *
  import importlib
  import io
  import re
  import sys
  import tokenize
  from types import BuiltinFunctionType, FunctionType
  from h2o.exceptions import H2OTypeError, H2OValueError
label_desc: Use image node_id 2 for calling a global function with example usage: _enum_mangle(var) and returns: _enum_mangle_pattern