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Code for Optimal Transport for structured data with application on graphs

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Thanks for this excellent package, it's a very cool method. However, I've noticed what may be a technical bug where on *some* graphs, where I have found a non-zero Gromov...

The tree_transport.ipynb is failing with ``` File ~/Repos/FGW/lib/graph.py:187, in Graph.all_matrix_attr(self, return_invd) 186 def all_matrix_attr(self,return_invd=False): --> 187 d=dict((k, v) for k, v in self.nx_graph.node.items()) 188 x=[] 189 invd={} AttributeError: 'Graph' object...

In the section 4.1, you mention an example about trees, and how can I process the FGW on trees? May you release the relevant code about 4.1? It will be...

Thanks for this great package for FGW! But there may be some bugs with the distance matrices C1 and C2. I tried a graph in the dataset BZR, and some...

Thank you for sharing your implementation. While running the provided code, I encountered a few issues that required modifications. I believe these changes could also be helpful for others, so...