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<p>尝试连接到sftp,下载cvs,对文件进行一些操作并将其保存为csv</p>
<p>我知道代码在sftp中导航到文件夹的部分都是正确的。我认为它是在下载文件,因为代码运行需要一些时间,而且下载的文件很大。但我还不能执行任何命令来打印文件,以确保它确实已被下载。不确定get函数中的第二个参数是否应该是在本地计算机中保存文件的目标。你知道吗</p>
<pre><code>import pysftp
cnopts = pysftp.CnOpts()
cnopts.hostkeys = None
myHostname = 'host.com'
myUsername = 'username'
myPassword = 'pass'
server = pysftp.Connection(host=myHostname, username=myUsername, password=myPassword, cnopts=cnopts)
server.cwd('/targetFolder/')
server.get('/targetFolder/file.csv','C:\\')
</code></pre>
<h2>这是我得到的错误:</h2>
<pre><code>FileNotFoundError Traceback (most recent call last)
<ipython-input-74-0925a6d2adf3> in <module>
10 server = pysftp.Connection(host=myHostname, username=myUsername, password=myPassword, cnopts=cnopts)
11 server.cwd('/targetFolder/')
---> 12 server.get('/targetFolder/file.csv','C:\\')
C:\Users\rschuetz\Documents\Winpython\WPy64-3720\python-3.7.2.amd64\lib\site-packages\pysftp\__init__.py in get(self, remotepath, localpath, callback, preserve_mtime)
247 sftpattrs = self._sftp.stat(remotepath)
248
--> 249 self._sftp.get(remotepath, localpath, callback=callback)
250 if preserve_mtime:
251 os.utime(localpath, (sftpattrs.st_atime, sftpattrs.st_mtime))
C:\Users\rschuetz\Documents\Winpython\WPy64-3720\python-3.7.2.amd64\lib\site-packages\paramiko\sftp_client.py in get(self, remotepath, localpath, callback)
799 Added the ``callback`` param
800 """
--> 801 with open(localpath, "wb") as fl:
802 size = self.getfo(remotepath, fl, callback)
803 s = os.stat(localpath)
FileNotFoundError: [Errno 2] No such file or directory: 'C:\\'
</code></pre>