feat: add back the ability to mutate parent scope variables with pm.exec/eval

Co-authored-by: Caleb Aikens <caleb@distributive.network>

Author: Xmader

python/pythonmonkey/require.py

@@ -84,10 +84,8 @@
 globalThis.python.stderr.read = lambda n: sys.stderr.read(n)
 # Python 3.13 dramatically changed how the namespace in `exec`/`eval` works
 # See https://docs.python.org/3.13/whatsnew/3.13.html#defined-mutation-semantics-for-locals
-_locals = {}  # keep the local variables inside `eval`/`exec` to a dict
-globalThis.python.eval = lambda x: eval(x, None, _locals)
-globalThis.python.exec = lambda x: exec(x, None, _locals)
-globalThis.python.getenv = os.getenv
+globalThis.python.eval = lambda x: eval(x, None, sys._getframe(1).f_locals)
+globalThis.python.exec = lambda x: exec(x, None, sys._getframe(1).f_locals)
 globalThis.python.paths = sys.path
 
 globalThis.python.exit = pm.eval("""'use strict';