From de5253c9915a160f8505ce12d85ec871cbf2408f Mon Sep 17 00:00:00 2001 From: Bruno Binet Date: Thu, 27 Sep 2012 00:08:28 +0200 Subject: [PATCH] do not fail when compare_server_default compares None values --- alembic/ddl/postgresql.py | 3 +++ 1 file changed, 3 insertions(+) diff --git a/alembic/ddl/postgresql.py b/alembic/ddl/postgresql.py index fedaf102..1f146789 100644 --- a/alembic/ddl/postgresql.py +++ b/alembic/ddl/postgresql.py @@ -17,6 +17,9 @@ class PostgresqlImpl(DefaultImpl): conn_col_default = inspector_column['default'] + if None in (conn_col_default, rendered_metadata_default): + return conn_col_default != rendered_metadata_default + if metadata_column.type._type_affinity is not sqltypes.String: rendered_metadata_default = re.sub(r"^'|'$", "", rendered_metadata_default) -- 2.47.2