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-rw-r--r--Lib/idlelib/PathBrowser.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/idlelib/PathBrowser.py b/Lib/idlelib/PathBrowser.py
index 86cd270..8c73587 100644
--- a/Lib/idlelib/PathBrowser.py
+++ b/Lib/idlelib/PathBrowser.py
@@ -78,7 +78,7 @@ class DirBrowserTreeItem(TreeItem):
normed_name = os.path.normcase(name)
if normed_name[i:] == suff:
mod_name = name[:i]
- if not modules.has_key(mod_name):
+ if mod_name not in modules:
modules[mod_name] = None
sorted.append((normed_name, name))
allnames.remove(name)