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Python 3.x Python错误:ModuleNotFoundError:没有名为';密码学.危险品.绑定.常数时间';_Python 3.x_Cryptography_Activestate_Constant Time - Fatal编程技术网

Python 3.x Python错误:ModuleNotFoundError:没有名为';密码学.危险品.绑定.常数时间';

Python 3.x Python错误:ModuleNotFoundError:没有名为';密码学.危险品.绑定.常数时间';,python-3.x,cryptography,activestate,constant-time,Python 3.x,Cryptography,Activestate,Constant Time,我正在尝试运行一个我过去能够运行的脚本。它停止时出错: ModuleNotFoundError: No module named 'cryptography.hazmat.bindings._constant_time' 我最近删除了python 3.6并安装了python ActiveState: ActivePython 3.6.0.3600 (ActiveState Software Inc.) based on Python 3.6.0 (default, Jan 23 2017, 2

我正在尝试运行一个我过去能够运行的脚本。它停止时出错:

ModuleNotFoundError: No module named 'cryptography.hazmat.bindings._constant_time'
我最近删除了python 3.6并安装了python ActiveState:

ActivePython 3.6.0.3600 (ActiveState Software Inc.) based on
Python 3.6.0 (default, Jan 23 2017, 20:01:14) [MSC v.1900 64 bit (AMD64)] on win32
到目前为止我已经尝试过的事情:

重新安装加密

正在重新安装加密,但出现错误:

Program Files (x86)\Windows Kits\10\include\10.0.17763.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.17763.0\um" "-IC:\Program Files (x86)\Windows Kits\10\includ
e\10.0.17763.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.17763.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\NETFXSDK\4.6.1\include\um" /Tcbuild\temp.win-amd64
-3.6\Release\_openssl.c /Fobuild\temp.win-amd64-3.6\Release\build\temp.win-amd64-3.6\Release\_openssl.obj
  error: command 'cl.exe' failed: No such file or directory

  ----------------------------------------
  Failed building wheel for cryptography
  Running setup.py clean for cryptography
Failed to build cryptography
Could not build wheels for cryptography which use PEP 517 and cannot be installed directly

任何帮助都将不胜感激。我对python还不太熟悉,但我不知所措

看起来今天发布的版本实际上破坏了一些东西;使用
cryptography==2.5
可能会让你克服这个错误,直到他们修复2.6。

看起来今天发布的版本实际上破坏了一些东西;使用
cryptography==2.5
可能会使您克服该错误,直到他们修复2.6为止