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Unable to deep copy environment

3

## Describe the problem or improvement suggested When branching, I want to deep copy multiple branch environments, but copy.deepcopy does not work, error is "TypeError: can't pickle ObservationFunction objects", Environment...

To solve this problem, We should let clf=None, When we call /wipe(GET). code show as below： def wipe(): try: shutil.rmtree('model') os.makedirs(model_directory) global clf clf = None return 'Model wiped' except...

The optimal solution ultimately found has bugs

6

Hello, I solved the problem pk1.mps in MIPLIB2017 with Highs and found the optimal value is 15， but this problem's optimal value should be 11, as shown in the picture，...

## Describe the problem or improvement suggested I want to add an owner node selection strategy in Ecole, how can I do that? Thanks ## Describe the solution you would...