Opened 7 years ago
Last modified 7 years ago
#16019 closed defect
Connected components for immutable digraphs does not work — at Version 1
Reported by: | tscrim | Owned by: | tscrim |
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Priority: | major | Milestone: | sage-6.2 |
Component: | graph theory | Keywords: | |
Cc: | ncohen | Merged in: | |
Authors: | Reviewers: | ||
Report Upstream: | N/A | Work issues: | |
Branch: | Commit: | ||
Dependencies: | Stopgaps: |
Description (last modified by )
sage: G = DiGraph([[1,2])) sage: G.connected_components() [[1, 2]] sage: G.copy(immutable=True).connected_components() ... AttributeError: 'NoneType' object has no attribute 'out_neighbors'
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