관리-도구

편집 파일: serialize_ast.py

#----------------------------------------------------------------- # pycparser: serialize_ast.py # # Simple example of serializing AST # # Hart Chu [https://github.com/CtheSky] # Eli Bendersky [https://eli.thegreenplace.net/] # License: BSD #----------------------------------------------------------------- from __future__ import print_function import pickle from pycparser import c_parser text = r""" void func(void) { x = 1; } """ parser = c_parser.CParser() ast = parser.parse(text) # Since AST nodes use __slots__ for faster attribute access and # space saving, it needs Pickle's protocol version >= 2. # The default version is 3 for python 3.x and 1 for python 2.7. # You can always select the highest available protocol with the -1 argument. with open('ast', 'wb') as f: pickle.dump(ast, f, protocol=-1) # Deserialize. with open('ast', 'rb') as f: ast = pickle.load(f) ast.show()