| class BaseReporter(object): | |
| """Delegate class to provider progress reporting for the resolver. | |
| """ | |
| def starting(self): | |
| """Called before the resolution actually starts. | |
| """ | |
| def starting_round(self, index): | |
| """Called before each round of resolution starts. | |
| The index is zero-based. | |
| """ | |
| def ending_round(self, index, state): | |
| """Called before each round of resolution ends. | |
| This is NOT called if the resolution ends at this round. Use `ending` | |
| if you want to report finalization. The index is zero-based. | |
| """ | |
| def ending(self, state): | |
| """Called before the resolution ends successfully. | |
| """ | |
| def adding_requirement(self, requirement): | |
| """Called when the resolver adds a new requirement into the resolve criteria. | |
| """ | |
| def backtracking(self, candidate): | |
| """Called when the resolver rejects a candidate during backtracking. | |
| """ | |
| def pinning(self, candidate): | |
| """Called when adding a candidate to the potential solution. | |
| """ |