From: Paul Johnston <paj@pajhome.org.uk>
Date: Wed, 8 Aug 2007 20:41:23 +0000 (+0000)
Subject: automatically use_scope_identity if an appropriate version of PyODBC is installed
X-Git-Tag: rel_0_3_11~23
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0cca04a8922418130a30003f0c518b77548353a9;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

automatically use_scope_identity if an appropriate version of PyODBC is installed
---

diff --git a/lib/sqlalchemy/databases/mssql.py b/lib/sqlalchemy/databases/mssql.py
index ba1c0fd9d6..6c78501857 100644
--- a/lib/sqlalchemy/databases/mssql.py
+++ b/lib/sqlalchemy/databases/mssql.py
@@ -704,6 +704,15 @@ class MSSQLDialect_pymssql(MSSQLDialect):
 
 class MSSQLDialect_pyodbc(MSSQLDialect):
     
+    def __init__(self, **params):
+        super(MSSQLDialect_pyodbc, self).__init__(**params)
+        # whether use_scope_identity will work depends on the version of pyodbc
+        try:
+            import pyodbc
+            self.use_scope_identity = hasattr(pyodbc.Cursor, 'nextset')
+        except:
+            pass
+        
     def import_dbapi(cls):
         import pyodbc as module
         return module