text: # -*- coding: utf-8 -*-
  """Add user activation date"""
  import sqlalchemy as sa
  from alembic import op
  
  revision = "b9de5c897f73"
  down_revision = "8bd83598ad77"
  
  
  def upgrade():
      op.add_column(
          "user",
          sa.Column("activation_date", sa.TIMESTAMP(timezone=False), nullable=True),
      )
  
  
  def downgrade():
      op.drop_column("user", "activation_date")
  