Changeset 1878 for WAeUP_SRP

Timestamp:

11 Jun 2007, 18:20:17 (18 years ago)

Author:

joachim

Message:

new speed improved version

File:

• WAeUP_SRP/trunk/Extensions/SetupDemoDB.py (modified) (2 diffs)

WAeUP_SRP/trunk/Extensions/SetupDemoDB.py

@@ -22 +22 @@
 """
 import random
+import transaction
+import logging
+logger = logging.getLogger('Extension.removeStudents')
 
 def removeStudents(self):
@@ -32 +35 @@
     stdir = context.portal_directories.students
     students_catalog = context.students_catalog
+    students = context.portal_url.getPortalObject().campus.students
+    step = 10
     all = students_catalog()
-    sample = random.sample(all,len(all) - 1000)
-    #import pdb;pdb.set_trace()
-    for s in sample:
-        if s.matric_no:
-            context.deleteStudentByMatricNo(s.matric_no)
-        elif s.jamb_reg_no:
-            context.deleteStudentByRegNo(s.jamb_reg_no)
+    todel = (len(all)/10)
+    sample = random.sample(all,todel)
+    logger.info("starting to delete %d students" % todel) 
+    for i in range(0,len(sample),step):
+        ids = [b.id  for b in sample[i:i + step]]
+        logger.info("deleting students %s" % (ids)) 
+        for sid in ids:
+            if hasattr(stdir, sid):
+                stdir.deleteEntry(sid)
+        try:
+            students.manage_delObjects(ids)
+        except:
+            logger.info("erro deleting %s" % (ids))
+        logger.info("deleted %d students %s" % (step,ids))
+        transaction.commit()