text: """another  Migration
  
  Revision ID: f1802c07bc18
  Revises: d2ecdb7e60ff
  Create Date: 2019-11-30 16:43:11.144590
  
  """
  from alembic import op
  import sqlalchemy as sa
  
  
  # revision identifiers, used by Alembic.
  revision = 'f1802c07bc18'
  down_revision = 'd2ecdb7e60ff'
  branch_labels = None
  depends_on = None
  
  
  def upgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('blogs', sa.Column('user_id', sa.Integer(), nullable=True))
      op.create_foreign_key(None, 'blogs', 'users', ['user_id'], ['id'])
      op.add_column('users', sa.Column('pass_secure', sa.String(length=255), nullable=True))
      op.add_column('users', sa.Column('password_hash', sa.String(length=255), nullable=True))
      # ### end Alembic commands ###
  
  
  def downgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.drop_column('users', 'password_hash')
      op.drop_column('users', 'pass_secure')
      op.drop_constraint(None, 'blogs', type_='foreignkey')
      op.drop_column('blogs', 'user_id')
      # ### end Alembic commands ###
  