code: def clone_psql_db(db_to_clone):
      
      # If db_to_clone is a path, assume it is a SQL dump...
      if os.path.isfile(db_to_clone):
          logger.info("Treating %s as a path to a SQL dump", repr(db_to_clone))
          # ...and use it to populate our database
          populate_db(db_to_clone)
      # Otherwise, assume it is a database name...
      else:
          logger.info("Treating %s as a database name", repr(db_to_clone))
          # ...create a temp file to dump it into...
          with NamedTemporaryFile(prefix="{}.sql.".format(db_to_clone)) as backup_file:
              # ...perform the dump...
              pg_dump(db_to_clone, backup_file.name)
              # ...and load the contents of the dump into our DB
              populate_db(backup_file.name)
docs: Clone `db_to_clone` into DATABASES['default']