chore: minor refactor of config cleanup

freqtrade/configuration/config_secrets.py

@@ -3,16 +3,7 @@ from copy import deepcopy
 from freqtrade.constants import Config
 
 
-def sanitize_config(config: Config, *, show_sensitive: bool = False) -> Config:
-    """
-    Remove sensitive information from the config.
-    :param config: Configuration
-    :param show_sensitive: Show sensitive information
-    :return: Configuration
-    """
-    if show_sensitive:
-        return config
-    keys_to_remove = [
+_SENSITIVE_KEYS = [
     "exchange.key",
     "exchange.api_key",
     "exchange.apiKey",
@@ -31,8 +22,19 @@ def sanitize_config(config: Config, *, show_sensitive: bool = False) -> Config:
     "api_server.password",
     "webhook.url",
 ]
+
+
+def sanitize_config(config: Config, *, show_sensitive: bool = False) -> Config:
+    """
+    Remove sensitive information from the config.
+    :param config: Configuration
+    :param show_sensitive: Show sensitive information
+    :return: Configuration
+    """
+    if show_sensitive:
+        return config
     config = deepcopy(config)
-    for key in keys_to_remove:
+    for key in _SENSITIVE_KEYS:
         if "." in key:
             nested_keys = key.split(".")
             nested_config = config