From 8dc1ea7f1f057d07ccb20bed095db33a8f64eb1d Mon Sep 17 00:00:00 2001
From: Sean Sube <seansube@gmail.com>
Date: Mon, 13 Feb 2023 18:15:02 -0600
Subject: [PATCH] declare missing cache

---
 api/onnx_web/server/model_cache.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/api/onnx_web/server/model_cache.py b/api/onnx_web/server/model_cache.py
index 4e80f377..8e171874 100644
--- a/api/onnx_web/server/model_cache.py
+++ b/api/onnx_web/server/model_cache.py
@@ -9,10 +9,11 @@ class ModelCache:
     limit: int
 
     def __init__(self, limit: int) -> None:
+        self.cache = []
         self.limit = limit
 
     def drop(self, tag: str, key: Any) -> None:
-        self.cache = [
+        self.cache[:] = [
             model for model in self.cache if model[0] != tag and model[1] != key
         ]