dataprep4

rowers/models.py

@@ -31,7 +31,6 @@ database_url = 'mysql://{user}:{password}@{host}:{port}/{database_name}'.format(
 if settings.DEBUG or user=='':	    
     database_url = 'sqlite:///db.sqlite3'
 
-engine = create_engine(database_url, echo=False)
 
 # Create your models here.
 class Team(models.Model):
@@ -149,13 +148,15 @@ def auto_delete_strokedata_on_delete(sender, instance, **kwargs):
         query = sa.text('DELETE FROM strokedata WHERE workoutid={id};'.format(
             id=instance.id,
             ))
+        engine = create_engine(database_url, echo=False)
         with engine.connect() as conn, conn.begin():
             try:
                 result = conn.execute(query)
             except:
                 print "Database Locked"
         conn.close()
-                
+        engine.dispose()
+        
 class StrokeData(models.Model):
     class Meta:
         db_table = 'strokedata'