#----------------------------------------------------------------- # pycparser: rewrite_ast.py # # Tiny example of rewriting a AST node # # Eli Bendersky [https://eli.thegreenplace.net/] # License: BSD #----------------------------------------------------------------- from __future__ import print_function import sys from pycparser import c_parser text = r""" void func(void) { x = 1; } """ parser = c_parser.CParser() ast = parser.parse(text) print("Before:") ast.show(offset=2) assign = ast.ext[0].body.block_items[0] assign.lvalue.name = "y" assign.rvalue.value = 2 print("After:") ast.show(offset=2)