Creating seed data in a flask-migrate or alembic migration

How can I insert some seed data in my first migration? If the migration is not the best place for this, then what is the best practice? """empty message Revision ID: 384cfaaaa0be Revises: None Create Date: 2013-10-11 16:36:34.696069 """ # revision identifiers, used by Alembic. revision = '384cfaaaa0be' down_revision = None from alembic import op import sqlalchemy as sa def upgrade(): ### commands auto generated by Alembic - please adjust! ### op.create_table('list_type', sa.Column('id', sa.Integer(), nullable=False), sa.Column('name', sa.String(length=80), nullable=False), sa.PrimaryKeyConstraint('id'), sa.UniqueConstraint('name') ) op.create_table('job', sa.Column('id', sa.Integer(), nullable=False), sa.Column('list_type_id', sa.Integer(), nullable=False), sa.Column('record_count', sa.Integer(), nullable=False), sa.Column('status', sa.Integer(), nullable=False), sa.Column('sf_job_id', sa.Integer(), nullable=False), sa.Column('created_at', sa.DateTime(), nullable=False), sa.Column('compressed_csv', sa.LargeBinary(), nullable=True), sa.ForeignKeyConstraint(['list_type_id'], ['list_type.id'], ), sa.PrimaryKeyConstraint('id') ) ### end Alembic commands ### # ==> INSERT SEED DATA HERE <== def downgrade(): ### commands auto generated by Alembic - please adjust! ### op.drop_table('job') op.drop_table('list_type') ### end Alembic commands ###