Fix undefined variables, basestring usage, and some associated python3 issues

lib/ansible/modules/utilities/helper/_accelerate.py

@@ -197,7 +197,7 @@ def daemonize_self(module, password, port, minutes, pid_file):
         log('fork #2 failed: %d (%s)' % (e.errno, e.strerror))
         sys.exit(1)
 
-    dev_null = file('/dev/null','rw')
+    dev_null = open('/dev/null','rw')
     os.dup2(dev_null.fileno(), sys.stdin.fileno())
     os.dup2(dev_null.fileno(), sys.stdout.fileno())
     os.dup2(dev_null.fileno(), sys.stderr.fileno())
@@ -502,7 +502,7 @@ class ThreadedTCPRequestHandler(SocketServer.BaseRequestHandler):
             return dict(failed=True, msg='internal error: in_path is required')
 
         try:
-            fd = file(data['in_path'], 'rb')
+            fd = open(data['in_path'], 'rb')
             fstat = os.stat(data['in_path'])
             vvv("FETCH file is %d bytes" % fstat.st_size)
             while fd.tell() < fstat.st_size: