Don't try to process .netrc file if username and password are both provided to LVAlertClient

ligo/lvalert/__init__.py

@@ -67,12 +67,14 @@ def _get_default_login(netrcfile, server):
 
 
 def _get_login(username, password, netrc, interactive, server):
+    # Return right away if username and password are both provided
+    if username is not None and password is not None:
+        return username, password
+
     default_username, default_password = _get_default_login(netrc, server)
     prompt = 'password for {}@{}: '.format(username, server)
 
-    if username is not None and password is not None:
-        return username, password
-    elif username is None and default_username is None:
+    if username is None and default_username is None:
         raise RuntimeError('Username not specified')
     elif username is None or username == default_username:
         return default_username, default_password