"""empty message

Revision ID: a4b3cf4ab098
Revises: c384d7b3268a
Create Date: 2021-09-23 13:14:16.227784

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = 'a4b3cf4ab098'
down_revision = 'c384d7b3268a'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('corpora', sa.Column('num_tokens', sa.Integer(), nullable=True))
    op.drop_column('corpora', 'current_nr_of_tokens')
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('corpora', sa.Column('current_nr_of_tokens', sa.INTEGER(), autoincrement=False, nullable=True))
    op.drop_column('corpora', 'num_tokens')
    # ### end Alembic commands ###