delete_from_db.py

#!/usr/bin/env python
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###############################################################################
import os
import sys
sys.path.append(os.path.join(os.path.dirname(os.path.dirname(
                os.path.abspath(__file__))), 'vistrails'))
from vistrails.db.services import io
from db_utils import parse_db_cmd_line

def delete_from_db(config, obj_type, obj_id):
    db_connection = io.open_db_connection(config)
    io.delete_entity_from_db(db_connection, obj_type, obj_id)
    io.close_db_connection(db_connection)

if __name__ == '__main__':
    more_options = {'t:': ('set object type', False, 'obj_type'),
                    'i:': ('set object id', True, 'obj_id'),
                    }
    config, options = parse_db_cmd_line(sys.argv, more_options)
    obj_type = 'vistrail'
    if options['t']:
        obj_type = options['t']
    obj_id = int(options['i'])
    delete_from_db(config, obj_type, obj_id)