moved uniq() to utils.py

git-svn-id: http://svn.code.sf.net/p/docutils/code/trunk/docutils/docutils@5018 929543f6-e4f2-0310-98a6-ba3bd3dd1d04

2 files changed, 8 insertions, 9 deletions

diff --git a/transforms/references.py b/transforms/references.py
index 22e801fe8..097877ee9 100644
--- a/transforms/references.py
+++ b/transforms/references.py
@@ -280,7 +280,7 @@ class IndirectHyperlinks(Transform):
               'Indirect hyperlink target %s refers to target "%s", %s.'
               % (naming, target['refname'], explanation), base_node=target)
         msgid = self.document.set_id(msg)
-        for ref in uniq(reflist):
+        for ref in utils.uniq(reflist):
             prb = nodes.problematic(
                   ref.rawsource, ref.rawsource, refid=msgid)
             prbid = self.document.set_id(prb)
@@ -894,11 +894,3 @@ class DanglingReferencesVisitor(nodes.SparseNodeVisitor):
             node.resolved = 1
 
     visit_footnote_reference = visit_citation_reference = visit_reference
-
-
-def uniq(L):
-     r = []
-     for item in L:
-         if not item in r:
-             r.append(item)
-     return r
diff --git a/utils.py b/utils.py
index ce9d2868e..4952f12f0 100644
--- a/utils.py
+++ b/utils.py
@@ -514,6 +514,13 @@ if hasattr(unicodedata, 'east_asian_width'):
 else:
     column_width = len
 
+def uniq(L):
+     r = []
+     for item in L:
+         if not item in r:
+             r.append(item)
+     return r
+
 
 class DependencyList: