generate new migration script

migrations/versions/2020_051712_659d979b64ce_.py

@@ -0,0 +1,29 @@
+"""empty message
+
+Revision ID: 659d979b64ce
+Revises: c31cdf879ee3
+Create Date: 2020-05-17 12:50:53.360910
+
+"""
+import sqlalchemy_utils
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '659d979b64ce'
+down_revision = 'c31cdf879ee3'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('alias', sa.Column('disable_pgp', sa.Boolean(), server_default='0', nullable=False))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('alias', 'disable_pgp')
+    # ### end Alembic commands ###