rearrange sqlite dialect initialization to be able to warn about pysqlite1 being too old. fixes #654

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/sqlalchemy/databases/sqlite.py b/lib/sqlalchemy/databases/sqlite.py
index 8e776fb26..b42468c7a 100644
--- a/lib/sqlalchemy/databases/sqlite.py
+++ b/lib/sqlalchemy/databases/sqlite.py
@@ -159,13 +159,13 @@ class SQLiteDialect(ansisql.ANSIDialect):
         ansisql.ANSIDialect.__init__(self, default_paramstyle='qmark', **kwargs)
         def vers(num):
             return tuple([int(x) for x in num.split('.')])
-        self.supports_cast = (self.dbapi is None or vers(self.dbapi.sqlite_version) >= vers("3.2.3"))
         if self.dbapi is not None:
             sqlite_ver = self.dbapi.version_info
             if sqlite_ver < (2,1,'3'):
                 warnings.warn(RuntimeWarning("The installed version of pysqlite2 (%s) is out-dated, and will cause errors in some cases.  Version 2.1.3 or greater is recommended." % '.'.join([str(subver) for subver in sqlite_ver])))
             if vers(self.dbapi.sqlite_version) < vers("3.3.13"):
                 warnings.warn(RuntimeWarning("The installed version of sqlite (%s) is out-dated, and will cause errors in some cases.  Version 3.3.13 or greater is recommended." % self.dbapi.sqlite_version))
+        self.supports_cast = (self.dbapi is None or vers(self.dbapi.sqlite_version) >= vers("3.2.3"))
         
     def dbapi(cls):
         try: