new_contents: """new contact email
  
  Revision ID: 24a0807ab287
  Revises: 95ca22c431fc
  Create Date: 2019-01-30 08:49:26.631169
  
  """
  
  # revision identifiers, used by Alembic.
  revision = '24a0807ab287'
  down_revision = '95ca22c431fc'
  branch_labels = None
  depends_on = None
  
  from alembic import op
  import sqlalchemy as sa
  
  
  def upgrade():
      op.execute("update dataset set contact = 'frank.seifart@berlin.de'")
  
  
  def downgrade():
      pass
  
subject: update contact email