code: def declare_in_scope(self, scope):
      func_type, sig = self.func_type, self.sig
      if func_type is None:
          func_type = self.build_func_type(sig)
      scope.declare_builtin_cfunction(
          self.py_name,
          func_type,
          self.cname,
          self.py_equiv,
          self.utility_code,
      )
  
imports: from __future__ import absolute_import
  from .Symtab import BuiltinScope, StructOrUnionScope
  from .Code import UtilityCode
  from .TypeSlots import Signature
  from .None import PyrexTypes
  from .None import Options
label_desc: Use image node_id 1 for calling the BuiltinFunction obj's underlying member method code with example usage: obj.declare_in_scope(scope) without return types