Update lis.py

2021-06-09 16:15:36 -03:00
parent b4ffc54921
commit 2338cb9d98
1 changed files with 2 additions and 1 deletions
--- a/18-context-mngr/lispy/py3.10/lis.py
+++ b/18-context-mngr/lispy/py3.10/lis.py
@@ -25,7 +25,8 @@ class Procedure:
        self.parms, self.body, self.env = parms, body, env

    def __call__(self, *args: Expression) -> Any:
-        env: Environment = ChainMap(dict(zip(self.parms, args)), self.env)
+        local_env = dict(zip(self.parms, args))
+        env: Environment = ChainMap(local_env, self.env)
        return evaluate(self.body, env)