From 975569cd3beed93c3d4425f219e1ef953e652e7b Mon Sep 17 00:00:00 2001
From: Dmitry Jemerov <yole@jetbrains.com>
Date: Fri, 24 Jun 2011 16:39:47 +0200
Subject: [PATCH] name of library root doesn't have to be a valid identifier
 (PY-3933)

---
 .../python/codeInsight/imports/PythonReferenceImporter.java     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python/src/com/jetbrains/python/codeInsight/imports/PythonReferenceImporter.java b/python/src/com/jetbrains/python/codeInsight/imports/PythonReferenceImporter.java
index 72c0ce09a1fa..eeeeb35b3f10 100644
--- a/python/src/com/jetbrains/python/codeInsight/imports/PythonReferenceImporter.java
+++ b/python/src/com/jetbrains/python/codeInsight/imports/PythonReferenceImporter.java
@@ -113,7 +113,7 @@ public class PythonReferenceImporter implements ReferenceImporter {
         if (isTopLevel(symbol)) { // we only want top-level symbols
           PsiFileSystemItem srcfile = symbol instanceof PsiFileSystemItem ? ((PsiFileSystemItem)symbol).getParent() : symbol.getContainingFile();
           if (srcfile != null && srcfile != existing_import_file && srcfile != node.getContainingFile() &&
-              PyNames.isIdentifier(FileUtil.getNameWithoutExtension(srcfile.getName()))) {
+              (ImportFromExistingAction.isRoot(project, srcfile) || PyNames.isIdentifier(FileUtil.getNameWithoutExtension(srcfile.getName())))) {
             PyQualifiedName import_path = ResolveImportUtil.findCanonicalImportPath(srcfile, node);
             if (import_path != null && !seen_file_names.contains(import_path.toString())) {
               // a new, valid hit