r5943 - /1.3/data/data_classes.py -- April 21, 2008 - 23:40

Author: bugman
Date: Mon Apr 21 23:40:57 2008
New Revision: 5943

URL: http://svn.gna.org/viewcvs/relax?rev=5943&view=rev
Log:
Wrote the Element.is_empty() method.


Modified:
    1.3/data/data_classes.py

Modified: 1.3/data/data_classes.py
URL: 
http://svn.gna.org/viewcvs/relax/1.3/data/data_classes.py?rev=5943&r1=5942&r2=5943&view=diff
==============================================================================
--- 1.3/data/data_classes.py (original)
+++ 1.3/data/data_classes.py Mon Apr 21 23:40:57 2008
@@ -44,6 +44,30 @@
 
         # Return the lot.
         return text
+
+
+    def is_empty(self):
+        """Method for testing if the Element container is empty.
+
+        @return:    True if the Element container is empty, False otherwise.
+        @rtype:     bool
+        """
+
+        # An object has been added to the container.
+        for name in dir(self):
+            # Skip the Element methods.
+            if name == 'is_empty':
+                continue
+
+            # Skip special objects.
+            if match("^__", name):
+                continue
+
+            # An object has been added.
+            return False
+
+        # The Element container is empty.
+        return True