old_contents: """Change last_ip to inet.
  
  Revision ID: 1fbbb727e1dc
  Revises: 2dd8b091742b
  Create Date: 2015-08-31 20:54:43.824788
  
  """
  
  # revision identifiers, used by Alembic.
  revision = '1fbbb727e1dc'
  down_revision = '2dd8b091742b'
  branch_labels = None
  depends_on = None
  
  from alembic import op
  import sqlalchemy as sa
  
  
  def upgrade():
      ### commands auto generated by Alembic - please adjust! ###
      op.execute(u'alter table users alter column last_ip type inet using last_ip::inet;')
      ### end Alembic commands ###
  
  
  def downgrade():
      ### commands auto generated by Alembic - please adjust! ###
      pass
      ### end Alembic commands ###
  
new_contents: """Change last_ip to inet.
  
  Revision ID: 1fbbb727e1dc
  Revises: 2dd8b091742b
  Create Date: 2015-08-31 20:54:43.824788
  
  """
  
  # revision identifiers, used by Alembic.
  revision = '1fbbb727e1dc'
  down_revision = '2dd8b091742b'
  branch_labels = None
  depends_on = None
  
  from alembic import op
  import sqlalchemy as sa
  
  
  def upgrade():
      # Default needs to be dropped because the old default of an empty string cannot be casted to an IP.
      op.execute(u'alter table users alter column last_ip drop default;')
      op.execute(u'alter table users alter column last_ip type inet using last_ip::inet;')
  
  
  def downgrade():
      ### commands auto generated by Alembic - please adjust! ###
      pass
      ### end Alembic commands ###
  
subject: Fix migrations from text to inet.