我试图导入scapy.all,但是错误说’wpcap.dll’不存在.为什么会这样？我确信我正确地下载了所有内容.我将所有内容保存到名为scapy的文件夹中.我从模块ctypes得到了一个OSError. Python是否希望我预先安装一些东西？

这是我的错误(我使用了scapy.scapy.all,因为我将它保存到文件夹中)

>>> import scapy.scapy.all
WARNING: Windows support for scapy3k is currently in testing. Sniffing/sending/receiving packets should be working with WinPcap driver and Powershell. Create issues at https://github.com/phaethon/scapy
Traceback (most recent call last):
  File "<pyshell#12>", line 1, in <module>
    import scapy.scapy.all
  File "C:\Python34\scapy\scapy\all.py", line 16, in <module>
    from .arch import *
  File "C:\Python34\scapy\scapy\arch\__init__.py", line 88, in <module>
    from .windows import *
  File "C:\Python34\scapy\scapy\arch\windows\__init__.py", line 23, in <module>
    from scapy.scapy.arch import pcapdnet
  File "C:\Python34\scapy\scapy\arch\pcapdnet.py", line 32, in <module>
    from .winpcapy import *
  File "C:\Python34\scapy\scapy\arch\winpcapy.py", line 26, in <module>
    _lib=CDLL('wpcap.dll')
  File "C:\Python34\lib\ctypes\__init__.py", line 351, in __init__
    self._handle = _dlopen(self._name, mode)
OSError: [WinError 126] The specified module could not be found
>>> 

解决方法:

确保安装了WinPcap以便使用scapy.