I am using a basic scenario in which I run upgrade on an empty db using Flask-Migrate and alembic. This used to work under Alembic 0.6.7, but now I'm getting this:
File "/usr/local/lib/python2.7/site-packages/flask_migrate/__init__.py", line 98, in upgrade command.upgrade(config, revision, sql = sql, tag = tag) File "/usr/local/lib/python2.7/site-packages/alembic/command.py", line 165, in upgrade script.run_env() File "/usr/local/lib/python2.7/site-packages/alembic/script.py", line 382, in run_env util.load_python_file(self.dir, 'env.py') File "/usr/local/lib/python2.7/site-packages/alembic/util.py", line 241, in load_python_file module = load_module_py(module_id, path) File "/usr/local/lib/python2.7/site-packages/alembic/compat.py", line 79, in load_module_py mod = imp.load_source(module_id, path, fp) File "migrations/env.py", line 72, in <module> run_migrations_online() File "migrations/env.py", line 65, in run_migrations_online context.run_migrations() File "<string>", line 7, in run_migrations File "/usr/local/lib/python2.7/site-packages/alembic/environment.py", line 742, in run_migrations self.get_context().run_migrations(**kw) File "/usr/local/lib/python2.7/site-packages/alembic/migration.py", line 296, in run_migrations for step in self._migrations_fn(heads, self): File "/usr/local/lib/python2.7/site-packages/alembic/command.py", line 154, in upgrade return script._upgrade_revs(revision, rev) File "/usr/local/lib/python2.7/site-packages/alembic/script.py", line 303, in _upgrade_revs revs = list(revs) File "/usr/local/lib/python2.7/site-packages/alembic/revision.py", line 581, in _iterate_revisions upper_ancestors = set(self._get_ancestor_nodes(uppers, check=True)) File "/usr/local/lib/python2.7/site-packages/alembic/revision.py", line 551, in _iterate_related_revisions map_[rev_id] for rev_id in fn(rev)) File "/usr/local/lib/python2.7/site-packages/alembic/revision.py", line 531, in <lambda> fn = lambda rev: rev._all_down_revisions AttributeError: 'NoneType' object has no attribute '_all_down_revisions' I'm not sure this is an Alembic issue, but not sure where to start investigating either... Any clues anyone? Thanks -- You received this message because you are subscribed to the Google Groups "sqlalchemy-alembic" group. To unsubscribe from this group and stop receiving emails from it, send an email to sqlalchemy-alembic+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.