old_contents: # -*- coding: utf-8 -*-
  
  """
  Copyright [2009-2017] EMBL-European Bioinformatics Institute
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  http://www.apache.org/licenses/LICENSE-2.0
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
  """
  
  import luigi
  
  from tasks.config import db
  from .utils.db import cursor
  
  CREATE_INDEX = """
  create index if not exists load_rnacentral_all$database
  on rnacen.load_rnacentral_all(database)
  """
  
  
  class PrepareRelease(luigi.Task):  # pylint: disable=R0904
      """
      This will prepare a release in the database. Basically callsed the
      prepare_releases('F') procedure.
      """
  
      def run(self):
          with cursor(db()) as cur:
              cur.exectue(CREATE_INDEX)
              cur.execute("select rnc_update.prepare_releases('F')")
  
new_contents: # -*- coding: utf-8 -*-
  
  """
  Copyright [2009-2017] EMBL-European Bioinformatics Institute
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  http://www.apache.org/licenses/LICENSE-2.0
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
  """
  
  import luigi
  
  from tasks.config import db
  from .utils.db import cursor
  
  CREATE_INDEX = """
  create index if not exists load_rnacentral_all$database
  on rnacen.load_rnacentral_all(database)
  """
  
  
  class PrepareRelease(luigi.Task):  # pylint: disable=R0904
      """
      This will prepare a release in the database. Basically callsed the
      prepare_releases('F') procedure.
      """
  
      def run(self):
          with cursor(db()) as cur:
              cur.execute(CREATE_INDEX)
              cur.execute("select rnc_update.prepare_releases('F')")
  
subject: Fix a typo