"""Add default_priority to projects

Revision ID: e4dbfcd20f42

Revises: 21292448a775

Create Date: 2017-10-20 13:34:01.323657

"""

# revision identifiers, used by Alembic.

revision = 'e4dbfcd20f42'

down_revision = '21292448a775'

from alembic import op

import sqlalchemy as sa

def upgrade():

    ''' Add default_priority column to projects table'''

    op.add_column(

        'projects',

        sa.Column('default_priority', sa.Text, nullable=True)

    )

def downgrade():

    ''' Revert the default_priority column added'''

    op.drop_column('projects', 'default_priority')