text: """empty message
  
  Revision ID: 5a12969f2a95
  Revises: fd776d66dfd9
  Create Date: 2019-09-20 18:09:16.179323
  
  """
  from alembic import op
  import sqlalchemy as sa
  
  
  # revision identifiers, used by Alembic.
  revision = '5a12969f2a95'
  down_revision = 'fd776d66dfd9'
  branch_labels = None
  depends_on = None
  
  
  def upgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.create_table('users',
      sa.Column('id', sa.Integer(), nullable=False),
      sa.Column('username', sa.String(length=255), nullable=False),
      sa.Column('email', sa.String(length=255), nullable=False),
      sa.Column('password', sa.String(length=255), nullable=False),
      sa.PrimaryKeyConstraint('id'),
      sa.UniqueConstraint('email'),
      sa.UniqueConstraint('username')
      )
      # ### end Alembic commands ###
  
  
  def downgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.drop_table('users')
      # ### end Alembic commands ###
  