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Python 2.6 compatibility for the generator

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git-svn-id: https://svn.kapsi.fi/jpa/nanopb@973 e3a754e5-d11d-0410-8d38-ebb782a927b9
This commit is contained in:
Petteri Aimonen
2011-09-01 08:30:48 +00:00
parent 1604000714
commit 35814517ad
1 changed files with 4 additions and 4 deletions
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6
generator/nanopb_generator.py
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@@ -327,15 +327,15 @@ def toposort2(data):
for k, v in data.items(): for k, v in data.items():
v.discard(k) # Ignore self dependencies v.discard(k) # Ignore self dependencies
extra_items_in_deps = reduce(set.union, data.values()) - set(data.keys()) extra_items_in_deps = reduce(set.union, data.values()) - set(data.keys())
data.update({item:set() for item in extra_items_in_deps}) data.update(dict([(item, set()) for item in extra_items_in_deps]))
while True: while True:
ordered = set(item for item,dep in data.items() if not dep) ordered = set(item for item,dep in data.items() if not dep)
if not ordered: if not ordered:
break break
for item in sorted(ordered): for item in sorted(ordered):
yield item yield item
data = {item: (dep - ordered) for item,dep in data.items() data = dict([(item, (dep - ordered)) for item,dep in data.items()
if item not in ordered} if item not in ordered])
assert not data, "A cyclic dependency exists amongst %r" % data assert not data, "A cyclic dependency exists amongst %r" % data
def sort_dependencies(messages): def sort_dependencies(messages):