Windows7 Python-3.6 installation Pycrypto (Pycrypto 2.6.1) Error and workaround

Today you are ready to install a Pycrypto 2.6.1 module on a Windows system based on python3.6, unfortunately reporting a bunch of errors as follows:

Running Install

Running Build

Running Build_py

Running Build_ext

Warning:gmp or Mpir library not found; Not building Crypto.publickey._fastmath.

Building ' Crypto.Random.OSRNG.winrandom ' extension

C:\Program Files (x86) \microsoft Visual Studio 14.0\vc\bin\x86_amd64\cl.exe/c/nologo/ox/w3/gl/dndebug/md-isrc/-is Rc/inc-msvc/-ic:\python36\include-ic:\python36\include

Winrand.c

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (+): Error C2061:syntax Error:identifier ' intmax_t '

C:\Program Files (x86) \ Kits\10\include\10.0.10240.0\ucrt\inttypes.h (+): Error C2061:syntax Error:identifier ' REM '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h: Error c2059:syntax error: '; '

C:\Program Files (x86) \ Kits\10\include\10.0.10240.0\ucrt\inttypes.h (): Error c2059:syntax error: '} '

C:\Program Files (x86) \ Kits\10\include\10.0.10240.0\ucrt\inttypes.h (+): Error C2061:syntax Error:identifier ' imaxdiv_t '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (+): Error c2059:syntax error: '; '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (+): Error c2143:syntax error:missing ' {' Before ' __cdecl '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (in): Error c2146:syntax error:missing ') ' Before identifier ' _number '

C:\Program Files (x86) \ Kits\10\include\10.0.10240.0\ucrt\inttypes.h ($): Error C2061:syntax Error:identifier ' _number '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (in): Error c2059:syntax error: '; '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h: Error C2059:syntax Error: ') '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h: Error C2143:syntax error:missing ' {' Before ' __cdecl '

C:\Program Files (x86) \ Windows kits\10\include\10.0.10240.0\ucrt\inttypes.h (*): Error c2146:syntax error:missing ') ' Before identifier ' _numerator '

C:\Program Files (x86) \ Kits\10\include\10.0.10240.0\ucrt\inttypes.h (+): Error C2061:syntax Error:identifier ' _numerator '

C:\Program Files (x86) \ Windows kits\10\include\10.0.10240.0\ucrt\inttypes.h (*): Error c2059:syntax error: '; '

C:\Program Files (x86) \ Windows kits\10\include\10.0.10240.0\ucrt\inttypes.h (*): Error c2059:syntax Error: ', '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h ($): Error C2059:syntax Error: ') '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (): Error C2143:syntax error:missing ' {' Before ' __cdecl '

C:\Program Files (x86) \ Windows kits\10\include\10.0.10240.0\ucrt\inttypes.h (*): Error c2143:syntax error:missing ' {' Before ' __cdecl '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (in): Error C2143:syntax error:missing ' {' Before ' __cdecl '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (a): Error c2143:syntax error:missing ' {' Before ' __cdecl '

C:\Program Files (x86) \ Windows kits\10\include\10.0.10240.0\ucrt\inttypes.h (*): Error c2143:syntax error:missing ' {' Before ' __cdecl '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (a): Error c2143:syntax error:missing ' {' Before ' __cdecl '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h (in): Error C2143:syntax error:missing ' {' Before ' __cdecl '

C:\Program Files (x86) \ Windows Kits\10\include\10.0.10240.0\ucrt\inttypes.h ($): Error C2143:syntax error:missing ' {' Before ' __cdecl '

Error:command ' C:\\Program Files (x86) \\Microsoft Visual Studio 14.0\\vc\\bin\\x86_amd64\\cl.exe ' failed with exit Statu S 2

After some Baidu and Google and try to finally successfully install Pycrypto 2.6.1, the specific solution is as follows:

2. Set the environment variables for Microsoft Visual Studio 14.0

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4. Open cmd and execute the following command: Set Cl=/fi "%vcinstalldir%\\include\\stdint.h"%cl%
   

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6. Reinstall Pycrypto 2.6.1

   Enter Pycrypto 2.6.1 directory via cmd, execute python setup.py install

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8. The results are as follows:

   650) this.width=650; "Src=" https://s2.51cto.com/wyfs02/M01/9D/31/wKiom1l7H2CSSxxOAACZPVGXsMU409.png-wh_500x0-wm_ 3-wmp_4-s_2300027053.png "title=" Qq20170728190548.png "alt=" Wkiom1l7h2cssxxoaaczpvgxsmu409.png-wh_50 "/>

   Successfully installed Pycrypto 2.6.1 ....

   
   

Windows7 Python-3.6 installation Pycrypto (Pycrypto 2.6.1) Error and workaround