IPython/nbconvert/transformers/__init__.py

# Class base Transformers
from .activatable import ActivatableTransformer
from .base import ConfigurableTransformer
from .convertfigures import ConvertFiguresTransformer
from .convertsvg import ConvertSvgTransformer
from .extractfigure import ExtractFigureTransformer
from .revealhelp import RevealHelpTransformer
from .latex import LatexTransformer
from .sphinx import SphinxTransformer

# decorated function Transformers
from .coalescestreams import coalesce_streams