[BUG] Find_by_id with method "dfs" not working in util tree class

[kattycherdoneva]

My code:
tree.find_by_id(2077, method="dfs")

Error:
\dash_cytoscape\utils\Tree.py", line 49, in _dfs:
result = child.dfs()
AttributeError: 'Tree' object has no attribute 'dfs'. Did you mean: '_dfs'?