text: """add insta stat column
  
  Revision ID: 31955f542d8b
  Revises: f5367154ece0
  Create Date: 2018-01-31 20:25:42.136472
  
  """
  from alembic import op
  import sqlalchemy as sa
  
  
  # revision identifiers, used by Alembic.
  revision = '31955f542d8b'
  down_revision = 'f5367154ece0'
  branch_labels = None
  depends_on = None
  
  
  def upgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('workerstat', sa.Column('instas', sa.Integer(), nullable=True))
      # ### end Alembic commands ###
  
  
  def downgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.drop_column('workerstat', 'instas')
      # ### end Alembic commands ###
  