1 files changed, 14 insertions, 0 deletions
diff --git a/ipalib/errors.py b/ipalib/errors.py
index 724654ff..6dd6eb01 100644
--- a/ipalib/errors.py
+++ b/ipalib/errors.py
@@ -117,6 +117,9 @@ class InvocationError(IPAError):
 class UnknownCommandError(InvocationError):
     format = 'unknown command "%s"'
 
+class NoSuchNamespaceError(InvocationError):
+    format = 'api has no such namespace: %s'
+
 def _(text):
     return text
 
@@ -231,8 +234,19 @@ class RegistrationError(IPAError):
 
 
 class NameSpaceError(RegistrationError):
+    """
+    Raised when name is not a valid Python identifier for use for use as
+    the name of NameSpace member.
+    """
     msg = 'name %r does not re.match %r'
 
+    def __init__(self, name, regex):
+        self.name = name
+        self.regex = regex
+
+    def __str__(self):
+        return self.msg % (self.name, self.regex)
+
 
 class SubclassError(RegistrationError):
     """