Add ThreadPool.abort() to stop processing early.

googletest/trace_test_cases.py

 #!/usr/bin/env python
 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Traces each test cases of a google-test executable individually.
 
 Gives detailed information about each test case. The logs can be read afterward
 with ./trace_inputs.py read -l /path/to/executable.logs
 """
@@ skipping 49 matching lines @@
             'tracename': tracename,
             'returncode': returncode,
             'duration': duration,
             'valid': valid,
             'output': output,
           })
       logging.debug(
           'Tracing %s done: %d, %.1fs' % (test_case, returncode,  duration))
       if retry:
         self.progress.update_item(
-            '%s - %d' % (test_case, retry), index=True, size=not valid)
+            '%s - %d' % (test_case, retry), index=1, size=int(not valid))
       else:
-        self.progress.update_item(test_case, index=True, size=not valid)
+        self.progress.update_item(test_case, index=1, size=int(not valid))
       if valid:
         break
     return out
 
 
 def trace_test_cases(cmd, cwd_dir, test_cases, jobs, logname):
   """Traces each test cases individually but all in parallel."""
   assert os.path.isabs(cwd_dir) and os.path.isdir(cwd_dir), cwd_dir
 
   if not test_cases:
@@ skipping 114 matching lines @@
       options.jobs,
       logname)
   print('Reading trace logs...')
   blacklist = trace_inputs.gen_blacklist(options.trace_blacklist)
   write_details(logname, options.out, options.root_dir, blacklist, results)
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(main())