Create explicit python2 branch as a child of python3.

[pdm.git] / pdm / util.py

diff --git a/pdm/util.py b/pdm/util.py
index 38b0ba0..53cc82a 100644 (file)
--- a/pdm/util.py
+++ b/pdm/util.py
@@ -8,9 +8,9 @@ import sys, traceback, threading
 
 def threads():
     "Returns a dict of currently known threads, mapped to their respective frames."
-    tt = {th.ident: th for th in threading.enumerate()}
-    return {tt.get(key, key): val for key, val in sys._current_frames().items()}
+    tt = dict((th.ident, th) for th in threading.enumerate())
+    return dict((tt.get(key, key), val) for key, val in sys._current_frames().iteritems())
 
 def traces():
     "Returns the value of threads() with each frame expanded to a backtrace."
-    return {th: traceback.extract_stack(frame) for th, frame in threads().items()}
+    return dict((th, traceback.extract_stack(frame)) for th, frame in threads().iteritems())