_path: improve parameter validation

1 files changed, 2 insertions, 2 deletions

diff --git a/lbup/_path.py b/lbup/_path.py
index 26c67f8..27f7072 100644
--- a/lbup/_path.py
+++ b/lbup/_path.py
@@ -2,8 +2,8 @@ class AbsPath:
     _components = None
 
     def __init__(self, path = None, components = None):
-        if path is not None and components is not None:
-            raise ValueError('Both path and components provided')
+        if (path is None) == (components is None):
+            raise ValueError('Exactly one of path or components must be provided')
 
         if path is not None:
             if isinstance(path, str):