. Decorator for api endpoints error handling

. Input validation in api parameters
. credentials.py import fallback

changelog.txt

@@ -3,7 +3,9 @@
 . Minor fixes to string handling
 . Fixed misplaced lock
 . Fixed config dict mutation
-
+. Decorator for api endpoints error handling
+. Input validation in api parameters
+. credentials.py import fallback
 
 2026.06.03:
 . Fixed tp mode 2 non-functional

exchange_wrapper.py

@@ -1,6 +1,5 @@
 import collections
 import time
-import credentials
 import sqlite3
 from contextlib import contextmanager
 from requests import get as requests_get
@@ -8,6 +7,11 @@ from json import load, dumps
 from copy import deepcopy
 from urllib.parse import quote
 
+try:
+    import credentials
+except ModuleNotFoundError:
+    print("ERROR: credentials.py not found. Copy credentials.py.example to credentials.py and fill in your API keys")
+    raise
 
 class Broker:
     def __init__(self,exchange,broker_config,config_filename):