api_like_OAI.py : simplify function (#2796)

Simplify function

diff --git a/examples/server/api_like_OAI.py b/examples/server/api_like_OAI.py
index ed19237b0b3e5bb82aae4b45513ae7392f320fd3..1b0bf575706ea4533ac9b6daee0ce7d97ebbdd3d 100755 (executable)
--- a/examples/server/api_like_OAI.py
+++ b/examples/server/api_like_OAI.py
@@ -23,13 +23,7 @@ parser.add_argument("--port", type=int, help="Set the port to listen.(default: 8
 args = parser.parse_args()
 
 def is_present(json, key):
-    try:
-        buf = json[key]
-    except KeyError:
-        return False
-    return True
-
-
+    return key in json
 
 #convert chat to prompt
 def convert_chat(messages):