<s> from sqlalchemy import * <EOL> from migrate import * <EOL> from migrate . changeset import schema <EOL> pre_meta = MetaData ( ) <EOL> post_meta = MetaData ( ) <EOL> user = Table ( '<STR_LIT:user>' , post_meta , <EOL> Column ( '<STR_LIT:id>' , Integer , primary_key = True , nullable = False ) , <EOL> Column ( '<STR_LIT>' , String ( length = <NUM_LIT:64> ) ) , <EOL> Column ( '<STR_LIT:email>' , String ( length = <NUM_LIT> ) ) , <EOL> ) <EOL> def upgrade ( migrate_engine ) : <EOL> pre_meta . bind = migrate_engine <EOL> post_meta . bind = migrate_engine <EOL> post_meta . tables [ '<STR_LIT:user>' ] . create ( ) <EOL> def downgrade ( migrate_engine ) : <EOL> pre_meta . bind = migrate_engine <EOL> post_meta . bind = migrate_engine <EOL> post_meta . tables [ '<STR_LIT:user>' ] . drop ( ) </s>
