A tree-view widget for Jupyter notebook.
Source codes only (currently). Uses HTML widget from ipywidgets. All nodes and hints are collapsable.
A tree is a node or list of nodes.
A node is a dictionary containing string keys associated with proper values:
text - text label for a node.
hint - extra information connected to a node.
childs - list of nodes.
text-color, text-bkcolor - color of the text and background of a node. Use HTML colors here.
hint-color, hint-bkcolor - color of the hint's text and background of a node. Use HTML colors here.
