当我在powershell中运行scp.exe
时,它显示了用法。但是python告诉我们用os.path.isfile("C:\\Windows\\System32\\OpenSSH\\scp.exe")
测试这个文件是不存在的。我所有通过subprocess.run
调用scp的脚本以前都是有效的。现在它的结果是:
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "C:\Users\Alyson\AppData\Local\Programs\Python\Python38-32\lib\subprocess.py", line 489, in run
with Popen(*popenargs, **kwargs) as process:
File "C:\Users\Alyson\AppData\Local\Programs\Python\Python38-32\lib\subprocess.py", line 854, in __init__
self._execute_child(args, executable, preexec_fn, close_fds,
File "C:\Users\Alyson\AppData\Local\Programs\Python\Python38-32\lib\subprocess.py", line 1307, in _execute_child
hp, ht, pid, tid = _winapi.CreateProcess(executable, args,
FileNotFoundError: [WinError 2] O sistema não pode encontrar o arquivo especificado
我最近做的唯一一件事就是安装了Windows Update (KB4537759,KB4532693),并将Python3.7升级到3.8。我甚至试图将shell=true
传递给subprocess.run
。
发布于 2020-02-14 19:41:56
我发现是什么导致了这个问题。它是Python的体系结构版本。
我的Windows是64位的。我已经下载了32位和64位的嵌入式版本。64位版本找到了scp.exe可执行文件,如下所示:
PS C:\Users\Alyson\Documents\0\Xpriment\python32> .\python Python 3.8.1 (tags/v3.8.1:1b293b6, Dec 18 2019, 22:39:24) [MSC v.1916 32 bit (Intel)] on win32
>>> import shutil; shutil.which("scp")
>>>
PS C:\Users\Alyson\Documents\0\Xpriment\python64> .\python Python 3.8.1 (tags/v3.8.1:1b293b6, Dec 18 2019, 23:11:46) [MSC v.1916 64 bit (AMD64)] on win32
>>> import shutil; shutil.which("scp")
'C:\\Windows\\System32\\OpenSSH\\scp.EXE'
>>>
我之前安装的Python是64位的。由于在Visual Studio代码中显示未安装解释器的消息,我单击了链接并重新安装了解释器,但该链接指向32位版本。
https://stackoverflow.com/questions/60216817
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