From 4d55775bdca9149e8161b0693a0ac4d9dbd6b53e Mon Sep 17 00:00:00 2001
From: Gavin Zhang <yuanhaoz@amazon.com>
Date: Tue, 10 Oct 2023 10:39:04 -0700
Subject: [PATCH] Set to Py27Dict if components is explicitly set to None

---
 samtranslator/open_api/open_api.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/samtranslator/open_api/open_api.py b/samtranslator/open_api/open_api.py
index 0eb18bae3..1ccfa438b 100644
--- a/samtranslator/open_api/open_api.py
+++ b/samtranslator/open_api/open_api.py
@@ -518,6 +518,10 @@ def openapi(self) -> Dict[str, Any]:
 
         if self.security_schemes:
             self._doc.setdefault("components", Py27Dict())
+            if not self._doc["components"]:
+                # explicitly set to dict to account for scenario where
+                # 'components' is explicitly set to None
+                self._doc["components"] = Py27Dict()
             self._doc["components"]["securitySchemes"] = self.security_schemes
 
         if self.info: