code: def is_pythran_expr(type_):
      return type_.is_pythran_expr
  
imports: from __future__ import absolute_import
  from .PyrexTypes import CType, CTypedefType, CStructOrUnionType
  import cython
label_desc: Use image node_id 20 for calling a global function with example usage: is_pythran_expr(type_) and returns: type_