text: """empty message
  
  Revision ID: c6575d31ca3f
  Revises: 29e162f0903a
  Create Date: 2018-06-01 23:34:52.191647
  
  """
  from alembic import op
  import sqlalchemy as sa
  from sqlalchemy.dialects import mysql
  
  # revision identifiers, used by Alembic.
  revision = 'c6575d31ca3f'
  down_revision = '29e162f0903a'
  branch_labels = None
  depends_on = None
  
  
  def upgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('sellers', sa.Column('email', sa.String(length=100), nullable=True))
      op.create_index(op.f('ix_sellers_email'), 'sellers', ['email'], unique=True)
      op.drop_index('ix_users_email', table_name='users')
      op.drop_column('users', 'email')
      # ### end Alembic commands ###
  
  
  def downgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('users', sa.Column('email', mysql.VARCHAR(length=100), nullable=True))
      op.create_index('ix_users_email', 'users', ['email'], unique=True)
      op.drop_index(op.f('ix_sellers_email'), table_name='sellers')
      op.drop_column('sellers', 'email')
      # ### end Alembic commands ###
  