"""add column webpage in the user table Revision ID: 16f8fc3cf0cc Revises: 957d4c5b8ac9 Create Date: 2016-09-21 08:00:27.160357 """ # revision identifiers, used by Alembic. revision = '16f8fc3cf0cc' down_revision = '957d4c5b8ac9' branch_labels = None depends_on = None from alembic import op import sqlalchemy as sa def upgrade(): op.add_column('user', sa.Column('webpage', sa.String(), default="")) def downgrade(): op.drop_column('user', 'webpage')