我正在使用webservice(用java编写) - 它基本上返回一个byte []数组(SOAP等价物是base64编码的二进制数据) .
我正在使用python suds库,下面的代码在我的mac(以及windows下的cygwin)上为我工作,但解码不适用于vanilla windows(python 2.6.5) . 我主要是一个java开发人员,所以任何帮助都会非常有用 .
from suds.client import Client
import base64,os,shutil,tarfile,StringIO
u = "user"
p = "password"
url = "https://xxxx/?wsdl"
client = Client(url, username=u, password=p)
bin = client.service.getTargz("test")
f = open("tools.tar.gz", "w")
f.write(base64.b64decode(bin.encode('ASCII')))
f.close()
print "finished writing"
tarfile.open("tools.tar.gz").extractall()
在Mac上工作得很好 - 但是在Windows上给了我这个错误:
C:\client>python client.py
xml
Getting the sysprep file from the webservice
finished writing
Traceback (most recent call last):
File "client.py", line 28, in
tarfile.open("tools.tar.gz").extractall()
File "C:\Python26\lib\tarfile.py", line 1653, in open
return func(name, "r", fileobj, **kwargs)
File "C:\Python26\lib\tarfile.py", line 1720, in gzopen
**kwargs)
File "C:\Python26\lib\tarfile.py", line 1698, in taropen
return cls(name, mode, fileobj, **kwargs)
File "C:\Python26\lib\tarfile.py", line 1571, in __init__
self.firstmember = self.next()
File "C:\Python26\lib\tarfile.py", line 2317, in next
tarinfo = self.tarinfo.fromtarfile(self)
File "C:\Python26\lib\tarfile.py", line 1235, in fromtarfile
buf = tarfile.fileobj.read(BLOCKSIZE)
File "C:\Python26\lib\gzip.py", line 219, in read
self._read(readsize)
File "C:\Python26\lib\gzip.py", line 271, in _read
uncompress = self.decompress.decompress(buf)
zlib.error: Error -3 while decompressing: invalid distance too far back
1 回答
尝试
它是一个二进制文件(在Py3中,它在Unixy系统上也变得至关重要,但在Py2中它们并不严格需要它们,这就是你的代码在MacOSX上运行的原因):默认是文本,在Windows上,每个文件都翻译
\n
写入时写入磁盘\r\n
.