code: def downgrade() -> None:
      # ### commands auto generated by Alembic - please adjust! ###
      op.drop_index(
          op.f("ix_vectors_settings_name"),
          table_name="vectors_settings",
      )
      op.drop_index(
          op.f("ix_vectors_settings_dataset_id"),
          table_name="vectors_settings",
      )
      op.drop_table("vectors_settings")
  
imports: import sqlalchemy
  from alembic import op
label_desc: Use image node_id 2 for calling a global function with example usage: downgrade() without return types