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时传递参数我打电话这样的Python:运行一个外部命令
call(["./myProgram", myArgs])
如何传递的参数列表的外部程序? myProgram需要3个参数,这样
myProgram param1 param2 param3
specifiying参数seperately像下面的工作
call(["./myProgram", param1 ,param2, param3])
,但我怎么可以使用的参数列表/阵列,像
myArgs=[param1,param2,param3]
我得到此
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/usr/lib/python2.7/subprocess.py", line 493, in call
return Popen(*popenargs, **kwargs).wait()
File "/usr/lib/python2.7/subprocess.py", line 679, in __init__errread, errwrite)
File "/usr/lib/python2.7/subprocess.py", line 1249, in _execute_child
raise child_exception TypeError: execv() arg 2 must contain only strings