code: def cleardb(force=False):
      
  
      # Drop database, if it exists
      if db_exists():
          try:
              dropdb(force)
          except subprocess.CalledProcessError as error:
              output = error.output.decode("utf-8")
              if "is being accessed by other users" in output:
                  raise ValueError(
                      "{}\n"
                      "To forcibly terminate other sessions, run "
                      "this command again with --force".format(output)
                  )
              else:
                  raise
      else:
          logger.info(
              "Database %s does not currently exist; no need to drop", repr(DB["NAME"])
          )
      createdb()
docs: Drop and create DATABASES['default']