bpo-30649: Revert utime delta in test_os (#2176)

PPC64 Fedora 3.x buildbot requires at least a delta of 14 ms: revert
the utime delta to 20 ms.

I tried 10 ms, but test_os failed on the PPC64 Fedora 3.x buildbot.

diff --git a/Lib/test/test_os.py b/Lib/test/test_os.py
index bc1b0eeeac9004abe48372c1bcf737a0dd85e807..08575610d17424702e3382b674a874341dd43222 100644 (file)
--- a/Lib/test/test_os.py
+++ b/Lib/test/test_os.py
@@ -626,7 +626,9 @@ class UtimeTests(unittest.TestCase):
             # bpo-30649: Tolerate 50 ms for slow Windows buildbots.
             delta = 0.050
         else:
-            delta = 0.010
+            # bpo-30649: PPC64 Fedora 3.x buildbot requires
+            # at least a delta of 14 ms
+            delta = 0.020
         st = os.stat(self.fname)
         msg = ("st_time=%r, current=%r, dt=%r"
                % (st.st_mtime, current, st.st_mtime - current))