Return status constants instead of strings

src/ddns_service/__init__.py

@@ -10,6 +10,15 @@ import datetime
 __version__ = "1.0.0"
 __author__ = "Thomas Oettli <spacefreak@noop.ch>"
 
+# DynDNS-compatible response statuses
+STATUS_GOOD = "good"
+STATUS_NOCHG = "nochg"
+STATUS_BADAUTH = "badauth"
+STATUS_NOHOST = "nohost"
+STATUS_DNSERR = "dnserr"
+STATUS_ABUSE = "abuse"
+STATUS_BADIP = "badip"
+
 __all__ = [
     "app",
     "cleanup",
@@ -23,6 +32,13 @@ __all__ = [
     "models",
     "ratelimit",
     "server",
+    "STATUS_GOOD",
+    "STATUS_NOCHG",
+    "STATUS_BADAUTH",
+    "STATUS_NOHOST",
+    "STATUS_DNSERR",
+    "STATUS_ABUSE",
+    "STATUS_BADIP",
 ]
 
 DATETIME_FORMAT = "%Y-%m-%d %H:%M:%S %Z"