From 1c3fe7e55d79d76fcc937daf3f82ac6eb0d5cf53 Mon Sep 17 00:00:00 2001
From: hleft <89069008+hleft@users.noreply.github.com>
Date: Sat, 11 Mar 2023 22:40:58 +0800
Subject: [PATCH] fix (#149)

---
 book_maker/translator/chatgptapi_translator.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/book_maker/translator/chatgptapi_translator.py b/book_maker/translator/chatgptapi_translator.py
index 5f6f8d3..9b278d5 100644
--- a/book_maker/translator/chatgptapi_translator.py
+++ b/book_maker/translator/chatgptapi_translator.py
@@ -27,7 +27,7 @@ class ChatGPTAPI(Base):
             messages=[
                 {
                     "role": "system",
-                    "content": environ.get("OPENAI_API_SYS_MSG"),
+                    "content": environ.get("OPENAI_API_SYS_MSG") or "",
                 },
                 {
                     "role": "user",