/usr/share/pyshared/melange/db/ is in python-melange 2012.1~e4~20120126.11502-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/melange/db/__init__.py
/usr/share/pyshared/melange/db/sqlalchemy/
/usr/share/pyshared/melange/db/sqlalchemy/__init__.py
/usr/share/pyshared/melange/db/sqlalchemy/api.py
/usr/share/pyshared/melange/db/sqlalchemy/mappers.py
/usr/share/pyshared/melange/db/sqlalchemy/migrate_repo/
/usr/share/pyshared/melange/db/sqlalchemy/migrate_repo/README
/usr/share/pyshared/melange/db/sqlalchemy/migrate_repo/__init__.py
/usr/share/pyshared/melange/db/sqlalchemy/migrate_repo/manage.py
/usr/share/pyshared/melange/db/sqlalchemy/migrate_repo/migrate.cfg
/usr/share/pyshared/melange/db/sqlalchemy/migrate_repo/schema.py
/usr/share/pyshared/melange/db/sqlalchemy/migrate_repo/versions/
/usr/share/pyshared/melange/db/sqlalchemy/migrate_repo/versions/001_base_schema.py
/usr/share/pyshared/melange/db/sqlalchemy/migrate_repo/versions/__init__.py
/usr/share/pyshared/melange/db/sqlalchemy/migration.py
/usr/share/pyshared/melange/db/sqlalchemy/session.py