- add helper class for slice_instantiations

[plcapi.git] / PLC / SliceInstantiations.py

diff --git a/PLC/SliceInstantiations.py b/PLC/SliceInstantiations.py
new file mode 100644 (file)
index 0000000..7b4b2a4
--- /dev/null
+++ b/PLC/SliceInstantiations.py
@@ -0,0 +1,19 @@
+#
+# Functions for interacting with the slice_instantiations table in the database
+#
+# Mark Huang <mlhuang@cs.princeton.edu>
+# Copyright (C) 2006 The Trustees of Princeton University
+#
+# $Id: SliceInstantiations.py,v 1.1 2006/09/06 15:36:07 mlhuang Exp $
+#
+
+class SliceInstantiations(list):
+    """
+    Representation of the slice_instantiations table in the database.
+    """
+
+    def __init__(self, api):
+        sql = "SELECT * FROM slice_instantiations"
+
+        for row in api.db.selectall(sql):
+            self.append[row['instantiation']]