Fix crash when dealing with super large affinity matrices

pavlin-policar / openTSNE

Extensible, parallel implementations of t-SNE

https://opentsne.rtfd.io

BSD 3-Clause "New" or "Revised" License

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Closed pavlin-policar closed 3 years ago

pavlin-policar commented 3 years ago

When an affinity matrix is super large, the .indptr becomes np.int64. The code handles only np.int32.

Handle both cases.