text: """empty message
  
  Revision ID: 06123bbe2d59
  Revises: 7a66cdc8385a
  Create Date: 2021-11-17 14:31:05.999542
  
  """
  from alembic import op
  import sqlalchemy as sa
  
  
  # revision identifiers, used by Alembic.
  revision = '06123bbe2d59'
  down_revision = '7a66cdc8385a'
  branch_labels = None
  depends_on = None
  
  
  def upgrade(engine_name):
      globals()["upgrade_%s" % engine_name]()
  
  
  def downgrade(engine_name):
      globals()["downgrade_%s" % engine_name]()
  
  
  
  
  
  def upgrade_():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('wallets', sa.Column('cold_balance', sa.String(), nullable=True))
      # ### end Alembic commands ###
  
  
  def downgrade_():
      # ### commands auto generated by Alembic - please adjust! ###
      op.drop_column('wallets', 'cold_balance')
      # ### end Alembic commands ###
  
  
  def upgrade_stats():
      # ### commands auto generated by Alembic - please adjust! ###
      pass
      # ### end Alembic commands ###
  
  
  def downgrade_stats():
      # ### commands auto generated by Alembic - please adjust! ###
      pass
      # ### end Alembic commands ###
  
  