diff options
Diffstat (limited to 'lib/sqlalchemy/util/topological.py')
| -rw-r--r-- | lib/sqlalchemy/util/topological.py | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/sqlalchemy/util/topological.py b/lib/sqlalchemy/util/topological.py index aeb212d4d..8f3406472 100644 --- a/lib/sqlalchemy/util/topological.py +++ b/lib/sqlalchemy/util/topological.py @@ -17,7 +17,7 @@ def sort_as_subsets(tuples, allitems): edges = util.defaultdict(set) for parent, child in tuples: edges[child].add(parent) - + todo = set(allitems) while todo: @@ -55,7 +55,7 @@ def find_cycles(tuples, allitems): edges[parent].add(child) output = set() - + while todo: node = todo.pop() stack = [node] @@ -66,7 +66,7 @@ def find_cycles(tuples, allitems): cyc = stack[stack.index(node):] todo.difference_update(cyc) output.update(cyc) - + if node in todo: stack.append(node) todo.remove(node) |