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Add basic comments for dependency-sorting system

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This commit is contained in:
jesopo 2019-05-25 21:47:28 +01:00
parent 984274a9e1
commit 69a1f42ecc
1 changed files with 3 additions and 0 deletions
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3
src/ModuleManager.py
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@ -241,12 +241,14 @@ class ModuleManager(object):
to_remove = []
for name, dependencies in definition_dependencies.items():
if not dependencies:
# pop things with no unfufilled dependencies
to_remove.append(name)
for name in to_remove:
definitions_ordered.append(name)
del definition_dependencies[name]
for deps in definition_dependencies.values():
if name in deps:
# fulfill dependencies for things we just popped
changed = True
deps.remove(name)
@ -256,6 +258,7 @@ class ModuleManager(object):
if name1 in dep2 and name2 in dep1:
self.log.warn("Cicular dependencies: %s<->%s",
[name1, name2])
# snap a cycular dependence
dep2.remove(name1)
dep1.remove(name2)