bpo-35513: Replace time.time() with time.monotonic() in tests (GH-11182)


Replace time.time() with time.monotonic() in tests to measure time
delta.

test_zipfile64: display progress every minute (60 secs) rather than
every 5 minutes (5*60 seconds).
(cherry picked from commit 2cf4c202ffeb30787c944365ba54013688b854c2)

Co-authored-by: Victor Stinner <vstinner@redhat.com>
diff --git a/Lib/test/test_pydoc.py b/Lib/test/test_pydoc.py
index 9bf365e..198cea9 100644
--- a/Lib/test/test_pydoc.py
+++ b/Lib/test/test_pydoc.py
@@ -1013,12 +1013,12 @@
         serverthread = pydoc._start_server(my_url_handler, hostname='0.0.0.0', port=0)
         self.assertIn('0.0.0.0', serverthread.docserver.address)
 
-        starttime = time.time()
+        starttime = time.monotonic()
         timeout = 1  #seconds
 
         while serverthread.serving:
             time.sleep(.01)
-            if serverthread.serving and time.time() - starttime > timeout:
+            if serverthread.serving and time.monotonic() - starttime > timeout:
                 serverthread.stop()
                 break