Easy way to install this into Zope, as a Zope product. This will make

the src directory be on the python path.

__init__.py

@@ -0,0 +1,13 @@
+import os
+import sys
+
+# this allows the iCalendar package to be installed as a Zope product.
+# It will add the src directory to the PYTHONPATH.
+# Note that this strictly optional, just makes deployment with
+# Zope more easy.
+product_dir, filename = os.path.split(__file__)
+src_path = os.path.join(product_dir, 'src')
+sys.path.append(src_path)
+
+def initialize(context):
+    pass