 """<STR_LIT>""" <EOL> from alembic import op <EOL> revision = "<STR_LIT>" 
 down_revision = "<STR_LIT>" 
 """<STR_LIT>""" <EOL> from alembic import op <EOL> revision = "<STR_LIT>" <EOL> down_revision = "<STR_LIT>" <EOL> def upgrade ( ) : <EOL> op . execute ( """<STR_LIT>""" ) <EOL> def downgrade ( ) : <EOL> op . execute ( "<STR_LIT>" ) </s>
