X-Git-Url: https://wannabe.guru.org/gitweb/?a=blobdiff_plain;f=exceptions.py;h=bd499886221ba55e044a739e835fdc4af8c98c6e;hb=dab4a70ccc2ad9c4a708fc738f07ec8022b3d406;hp=3ce94d365774422252ab591303907d31ff65d1ba;hpb=bf508f86e1576736d18cab08edbca834456045ee;p=python_utils.git

diff --git a/exceptions.py b/exceptions.py
index 3ce94d3..bd49988 100644
--- a/exceptions.py
+++ b/exceptions.py
@@ -1,13 +1,31 @@
 #!/usr/bin/env python3
 
+# © Copyright 2021-2022, Scott Gasch
+
+"""Some exceptions used elsewhere."""
+
+# This module is commonly used by others in here and should avoid
+# taking any unnecessary dependencies back on them.
+
+
 class PreconditionException(AssertionError):
+    """Use to indicate function preconditions violated."""
+
     pass
 
 
 class PostconditionException(AssertionError):
+    """Use to indicate function postconditions violated."""
+
     pass
 
 
 class TimeoutError(Exception):
-    pass
+    """Use to indicate an operation that timed out."""
+
+    def __init__(self, value: str = "Timed out"):
+        super().__init__()
+        self.value = value
 
+    def __str__(self):
+        return repr(self.value)