(feat)(llm) expose config for Open API base url (#112)

chat/core/src/main/python/run_config.py

@@ -8,6 +8,7 @@ LLMPARSER_PORT = 9092
 
 MODEL_NAME = "gpt-3.5-turbo-16k"
 OPENAI_API_KEY = "YOUR_API_KEY"
+OPENAI_API_BASE = ""
 
 TEMPERATURE = 0.0
 

chat/core/src/main/python/util/llm_instance.py

@@ -1,9 +1,12 @@
 # -*- coding:utf-8 -*-
 from langchain.llms import OpenAI
 
-from run_config import MODEL_NAME, OPENAI_API_KEY, TEMPERATURE
+from run_config import *
-
+from util.stringutils import *
 
 llm = OpenAI(
-    openai_api_key=OPENAI_API_KEY, model_name=MODEL_NAME, temperature=TEMPERATURE
+    model_name=MODEL_NAME,
+    openai_api_key=OPENAI_API_KEY,
+    openai_api_base=default_if_blank(OPENAI_API_BASE),
+    temperature=TEMPERATURE,
 )

chat/core/src/main/python/util/stringutils.py

@@ -0,0 +1,10 @@
+def is_blank(s: str) -> bool:
+    return not (s and s.strip())
+
+
+def is_not_blank(s: str) -> bool:
+    return not is_blank(s)
+
+
+def default_if_blank(s: str, default: str = None) -> str:
+    return s if is_not_blank(s) else default