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"""add pjsip allow_overlap
Revision ID: 8fce4c573e15
Revises: f638dbe2eb23
Create Date: 2017-03-21 15:14:27.612945
"""
# revision identifiers, used by Alembic.
revision = '8fce4c573e15'
down_revision = 'f638dbe2eb23'
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects.postgresql import ENUM
YESNO_NAME = 'yesno_values'
YESNO_VALUES = ['yes', 'no']
def upgrade():
############################# Enums ##############################
# yesno_values have already been created, so use postgres enum object
# type to get around "already created" issue - works okay with mysql
yesno_values = ENUM(*YESNO_VALUES, name=YESNO_NAME, create_type=False)
op.add_column('ps_endpoints', sa.Column('allow_overlap', yesno_values))
def downgrade():
op.drop_column('ps_endpoints', 'allow_overlap')
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