old_contents: """add max retake parameter
  
  Revision ID: 5a291251823c
  Revises: 4095103c7d01
  Create Date: 2022-06-29 10:56:13.556495
  
  """
  from alembic import op
  import sqlalchemy as sa
  import sqlalchemy_utils
  
  
  # revision identifiers, used by Alembic.
  revision = '5a291251823c'
  down_revision = '4095103c7d01'
  branch_labels = None
  depends_on = None
  
  
  def upgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('project', sa.Column('max_retakes', sa.Integer(), nullable=True))
      op.drop_index('ix_task_status_is_default', table_name='task_status')
      op.create_index(op.f('ix_task_status_is_default'), 'task_status', ['is_default'], unique=False)
      op.drop_column('task_type', 'for_shots')
      # ### end Alembic commands ###
  
  
  def downgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('task_type', sa.Column('for_shots', sa.BOOLEAN(), autoincrement=False, nullable=True))
      op.drop_index(op.f('ix_task_status_is_default'), table_name='task_status')
      op.create_index('ix_task_status_is_default', 'task_status', ['is_default'], unique=False)
      op.drop_column('project', 'max_retakes')
      # ### end Alembic commands ###
  
new_contents: """add max retake parameter
  
  Revision ID: 5a291251823c
  Revises: 4095103c7d01
  Create Date: 2022-06-29 10:56:13.556495
  
  """
  from alembic import op
  import sqlalchemy as sa
  import sqlalchemy_utils
  
  
  # revision identifiers, used by Alembic.
  revision = '5a291251823c'
  down_revision = '4095103c7d01'
  branch_labels = None
  depends_on = None
  
  
  def upgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('project', sa.Column('max_retakes', sa.Integer(), nullable=True))
      # ### end Alembic commands ###
  
  
  def downgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.drop_column('project', 'max_retakes')
      # ### end Alembic commands ###
  
subject: Fix max retake migration file