Add doc comment to Type.

diff --git a/asn1ate/sema.py b/asn1ate/sema.py
index 926aff5..e2f00d3 100644 (file)
--- a/asn1ate/sema.py
+++ b/asn1ate/sema.py
@@ -249,6 +249,9 @@ class ValueReference(object):
 
 
 class Type(object):
+    """ A container for all types, contains
+    additional metadata such as constraints.
+    """
     def __init__(self, elements):
         self.type_decl = _create_sema_node(elements[0])
         if len(elements) == 2: