Updating mozdownload (excluding tests)

mozdownload/errors.py

Index: mozdownload/errors.py
diff --git a/mozdownload/errors.py b/mozdownload/errors.py
new file mode 100644
index 0000000000000000000000000000000000000000..4fcf3940dd22335355817f3e91f602d12dd82ba0
--- /dev/null
+++ b/mozdownload/errors.py
@@ -0,0 +1,29 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+
+class NotSupportedError(Exception):
+    """Exception for a build not being supported"""
+    def __init__(self, message):
+        Exception.__init__(self, message)
+
+
+class NotFoundError(Exception):
+    """Exception for a resource not being found (e.g. no logs)"""
+    def __init__(self, message, location):
+        self.location = location
+        Exception.__init__(self, ': '.join([message, location]))
+
+
+class NotImplementedError(Exception):
+    """Exception for a feature which is not implemented yet"""
+    def __init__(self, message):
+        Exception.__init__(self, message)
+
+
+class TimeoutError(Exception):
+    """Exception for a download exceeding the allocated timeout"""
+    def __init__(self):
+        self.message = 'The download exceeded the allocated timeout'
+        Exception.__init__(self, self.message)