migrations/versions/a0f6c8743362_.py

   1 """empty message
   2
   3 Revision ID: a0f6c8743362
   4 Revises: 64fee8e5ab34
   5 Create Date: 2020-01-19 19:12:39.402679
   6
   7 """
   8 from alembic import op
   9 import sqlalchemy as sa
  10 from sqlalchemy.dialects import postgresql
  11
  12 # revision identifiers, used by Alembic.
  13 revision = 'a0f6c8743362'
  14 down_revision = '64fee8e5ab34'
  15 branch_labels = None
  16 depends_on = None
  17
  18
  19 def upgrade():
  20         op.alter_column('user', 'password',
  21                                 existing_type=sa.VARCHAR(length=255),
  22                                 nullable=False,
  23                                 existing_server_default=sa.text("''::character varying"),
  24                                 server_default='')
  25
  26
  27 def downgrade():
  28         op.alter_column('user', 'password',
  29                                 existing_type=sa.VARCHAR(length=255),
  30                                 nullable=True,
  31                                 existing_server_default=sa.text("''::character varying"))