Portable Python script across Python version

Using from __future__ import print_function it is possible to have a compatible behavior of `print(...)` across Python version.

Differential Revision: https://reviews.llvm.org/D55213

llvm-svn: 349454

1 files changed, 7 insertions, 5 deletions

diff --git a/clang/tools/scan-view/bin/scan-view b/clang/tools/scan-view/bin/scan-view
index 6e384ec2171..e3abb1c8347 100755
--- a/clang/tools/scan-view/bin/scan-view
+++ b/clang/tools/scan-view/bin/scan-view
@@ -1,5 +1,7 @@
 #!/usr/bin/env python
 
+from __future__ import print_function
+
 """The clang static analyzer results viewer.
 """
 
@@ -52,10 +54,10 @@ def start_browser(port, options):
             sys.stderr.flush()
         time.sleep(kSleepTimeout)
     else:
-        print >> sys.stderr, 'WARNING: Unable to detect that server started.'
+        print('WARNING: Unable to detect that server started.', file=sys.stderr) 
 
     if options.debug:
-        print >> sys.stderr, '%s: Starting webbrowser...' % sys.argv[0]
+        print('%s: Starting webbrowser...' % sys.argv[0], file=sys.stderr)
     webbrowser.open(url)
 
 
@@ -69,9 +71,9 @@ def run(port, options, root):
 
     import ScanView
     try:
-        print 'Starting scan-view at: http://%s:%d' % (options.host,
-                                                       port)
-        print '  Use Ctrl-C to exit.'
+        print('Starting scan-view at: http://%s:%d' % (options.host,
+                                                       port))
+        print('  Use Ctrl-C to exit.')
         httpd = ScanView.create_server((options.host, port),
                                        options, root)
         httpd.serve_forever()