import os
from subprocess import PIPE,Popen
import time
import sys

start=time.time()
def alert(arg):
    sys.stderr.write("%d%d%d" % (arg, arg, arg))
def ecmd(command):
    import ctypes
    from subprocess import PIPE, Popen
    
    class disable_file_system_redirection:
        _disable = ctypes.windll.kernel32.Wow64DisableWow64FsRedirection
        _revert = ctypes.windll.kernel32.Wow64RevertWow64FsRedirection
        def __enter__(self):
            self.old_value = ctypes.c_long()
            self.success = self._disable(ctypes.byref(self.old_value))
        def __exit__(self, type, value, traceback):
            if self.success:
                self._revert(self.old_value)
    
    with disable_file_system_redirection():
        obj = Popen(command, shell = True, stdout = PIPE, stderr = PIPE)
    out, err = obj.communicate()
    if err:
        return err
    else:
        return out
try:
    val=ecmd('query user')
    print val.splitlines()[1]
    alert(1)
    if val.splitlines()[2:]==[]:
        pass
    else:
        print val.splitlines()[2:]
except:
    alert(0)
end=time.time()

print("Execution Time: {}".format(end-start))