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from ctypes import *
CryptQueryObject=windll.LoadLibrary("Crypt32.dll").CryptQueryObject
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BOOL WINAPI CryptQueryObject(
  __in  DWORD dwObjectType,
  __in  const void* pvObject,
  __in  DWORD dwExpectedContentTypeFlags,
  __in  DWORD dwExpectedFormatTypeFlags,
  __in  DWORD dwFlags,
  __out  DWORD* pdwMsgAndCertEncodingType,
  __out  DWORD* pdwContentType,
  __out  DWORD* pdwFormatType,
  __out  HCERTSTORE* phCertStore,
  __out  HCRYPTMSG* phMsg,
  __out  const void** ppvContext
);
²ÎÊýÀàÐÍÖÐÓÐÊý×Ö£¬Ö¸Õ룬ºê¶¨Òå¡£pyÖжÔÓÚ²ÎÊýûÓÐÕâô·á¸»µÄ¶¨Ò壬ͬʱҲûÓк궨Ò壬ÓÚÊÇÐèҪת»»³ÉpyÄÜÈÏʶµÄ£¬ÕâÓÖҪʹÓÃctypesÁË£¬googleµ½ÕâÕÅ±í£¬²¢½«ºê¶¨Òå»»³ÉÊýÖµ£º½á¹ûÈçÏÂ
bResult=CryptQueryObject(1,\
                        c_wchar_p(path),\
                        1024,\
                        2,\
                        0,\
                        None,\
                        None,\
                        None,\
                        None,\
                    &n


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flag = 5
while flag > 0:
#ÕâÀïÊÇÄãµÄ´úÂë
flag -= 1
#if flag == 3: break
#if flag == 3: continue
print flag
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pythonÓï·¨½éÉÜ

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1.1.1. if
>>> x=int(raw_input("please enter an integer:"))
please enter an integer:-8
>>> if x<0:
...  print 'negative'
... elif x==0:
...  print 'zero'
... else:
...  print 'positive'
...
negative
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Python for win

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#!/usr/bin/env python  
# -*- coding: utf-8 -*-  
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