old_contents: from hub import Hub, HubListener
  from client import Client
  from data import Component, Data, TabularData, GriddedData
  from tree import Tree, NewickTree
  from subset import Subset
  from translator import Translator
  from message import Message
  from roi import MplCircularROI
  from scatter_client import ScatterClient
  from data_dendro_cpp import data_dendro_cpp
  from mpl_tree_client import MplTreeClient
  from tree_layout import TreeLayout
  from mpl_scatter_client import MplScatterClient
  from mpl_image_client import MplImageClient
  from mpl_scatter_helper import RasterAxes
  from mpl_histogram_client import MplHistogramClient
  import example_data
  from subset_link import SubsetLink
  from data_collection import DataCollection
  
new_contents: from hub import Hub, HubListener
  from client import Client
  from data import Component, Data, TabularData, GriddedData
  from tree import Tree, NewickTree
  from subset import Subset
  from translator import Translator
  from message import Message
  from roi import MplCircularROI
  from scatter_client import ScatterClient
  from data_dendro_cpp import data_dendro_cpp
  from mpl_tree_client import MplTreeClient
  from tree_layout import TreeLayout
  #from mpl_scatter_client import MplScatterClient
  #from mpl_image_client import MplImageClient
  from mpl_scatter_helper import RasterAxes
  from mpl_histogram_client import MplHistogramClient
  import example_data
  from subset_link import SubsetLink
  from data_collection import DataCollection
  from viz_client import VizClient
  
subject: tweak __init__ imports