abstract-syntax-tree Archives

Using python’s eval() vs. ast.literal_eval()

August 22, 2022 by Magenaut

I have a situation with some code where eval() came up as a possible solution. Now I have never had to use eval() before but, I have come across plenty of information about the potential danger it can cause. That said, I’m very wary about using it.

Parse a .py file, read the AST, modify it, then write back the modified source code

August 20, 2022 by Magenaut

I want to programmatically edit python source code. Basically I want to read a .py file, generate the AST, and then write back the modified python source code (i.e. another .py file).