Mercurial > public > mercurial-scm > hg-stable

diff mercurial/util.py @ 29742:4d23cd6e2219

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util: use `iter(callable, sentinel)` instead of while True This is functionally equivalent, but is a little more concise.
author Augie Fackler <augie@google.com>
date Fri, 05 Aug 2016 14:00:46 -0400
parents 491ee264b9f6
children 279cd80059d4
line wrap: on
line diff
--- a/mercurial/util.py	Fri Aug 05 14:00:39 2016 -0400
+++ b/mercurial/util.py	Fri Aug 05 14:00:46 2016 -0400
@@ -1012,10 +1012,7 @@
             proc = subprocess.Popen(cmd, shell=True, close_fds=closefds,
                                     env=env, cwd=cwd, stdout=subprocess.PIPE,
                                     stderr=subprocess.STDOUT)
-            while True:
-                line = proc.stdout.readline()
-                if not line:
-                    break
+            for line in iter(proc.stdout.readline, ''):
                 out.write(line)
             proc.wait()
             rc = proc.returncode