Warning

This document is for an in-development version of Galaxy. You can alternatively view this page in the latest release if it exists or view the top of the latest release's documentation.

Source code for tool_shed.webapp.model.migrate.versions.0002_add_tool_suite_column

"""
Migration script to add the suite column to the tool table.
"""

import logging
import sys

from sqlalchemy import (
    Boolean,
    Column,
    MetaData,
    Table,
)

log = logging.getLogger(__name__)
log.setLevel(logging.DEBUG)
handler = logging.StreamHandler(sys.stdout)
format = "%(name)s %(levelname)s %(asctime)s %(message)s"
formatter = logging.Formatter(format)
handler.setFormatter(formatter)
log.addHandler(handler)

metadata = MetaData()


[docs]def upgrade(migrate_engine): metadata.bind = migrate_engine print(__doc__) metadata.reflect() # Create and initialize imported column in job table. Tool_table = Table("tool", metadata, autoload=True) c = Column("suite", Boolean, default=False, index=True) try: # Create c.create(Tool_table, index_name="ix_tool_suite") assert c is Tool_table.c.suite # Initialize. if migrate_engine.name == "mysql" or migrate_engine.name == "sqlite": default_false = "0" elif migrate_engine.name in ["postgresql", "postgres"]: default_false = "false" migrate_engine.execute(f"UPDATE tool SET suite={default_false}") except Exception: log.exception("Adding suite column to the tool table failed.")
[docs]def downgrade(migrate_engine): metadata.bind = migrate_engine metadata.reflect() # Drop suite column from tool table. Tool_table = Table("tool", metadata, autoload=True) try: Tool_table.c.suite.drop() except Exception: log.exception("Dropping column suite from the tool table failed.")