From 8b09824df47c6b03c46d0d59e503c8e6d8934980 Mon Sep 17 00:00:00 2001
From: BobTheBuidler <bobthebuidlerdefi@gmail.com>
Date: Sat, 17 Aug 2024 01:14:33 +0000
Subject: [PATCH] fix: KeyError

---
 brownie/project/compiler/vyper.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/brownie/project/compiler/vyper.py b/brownie/project/compiler/vyper.py
index 3a94012cb..794b1afc0 100644
--- a/brownie/project/compiler/vyper.py
+++ b/brownie/project/compiler/vyper.py
@@ -406,7 +406,7 @@ def _generate_coverage_data(
 
         if node["ast_type"] in ("Assert", "If") or (
             node["ast_type"] == "Expr"
-            and node["value"]["func"].get("id", None) == "assert_modifiable"
+            and node["value"].get("func", {}).get("id", None) == "assert_modifiable"
         ):
             # branch coverage
             pc_list[-1]["branch"] = count