def make_script_directory(cls, config):
    """
    Alembic uses a "script directory"  to encapsulate its `env.py` file, its migrations
    directory, and its `script.py.mako` revision template.

    We'd rather not have such a directory at all as the default `env.py` rarely works
    without manipulation, migrations are better saved in a location within the source tree,
    and revision templates shouldn't vary between projects.

    Instead, generate a `ScriptDirectory` object, injecting values from the config.

    """
    temporary_dir = config.get_main_option("temporary_dir")
    migrations_dir = config.get_main_option("migrations_dir")

    return cls(
        dir=temporary_dir,
        version_locations=[migrations_dir],
    )
def make_script_directory ( cls , config ) : temporary_dir = config . get_main_option ( "temporary_dir" ) migrations_dir = config . get_main_option ( "migrations_dir" ) return cls ( dir = temporary_dir , version_locations = [ migrations_dir ] , )
Alembic uses a "script directory"  to encapsulate its `env.py` file, its migrations
    directory, and its `script.py.mako` revision template.

    We'd rather not have such a directory at all as the default `env.py` rarely works
    without manipulation, migrations are better saved in a location within the source tree,
    and revision templates shouldn't vary between projects.

    Instead, generate a `ScriptDirectory` object, injecting values from the config.