Initial Python 3 porting.

[pdm.git] / pdm / perf.py

diff --git a/pdm/perf.py b/pdm/perf.py
index 34db2ea..7a16ab3 100644 (file)
--- a/pdm/perf.py
+++ b/pdm/perf.py
@@ -86,7 +86,7 @@ class staticdir(perfobj):
         return self.map.get(name, default)
 
     def listdir(self):
-        return self.map.keys()
+        return list(self.map.keys())
 
     def lookup(self, name):
         return self.map[name]