当我尝试在Windows上使用命令安装PyQt5时，需要执行以下步骤：
我得到了这个错误：
我该如何安装PyQt5？
python configure.py
我得到了这个错误：
Error: Make sure you have a working Qt qmake on your PATH.
我从PyQt5下载获取了pyQt5。我该如何安装PyQt5？
更新：
我从Qt下载页面下载并安装了Qt 5.0.2 for Windows 64-bit (VS 2012, 500 MB)，现在出现了这个错误：
Querying qmake about your Qt installation... Determining the details of your Qt installation... Error: Failed to determine the detail of your Qt installation. Try again using the --verbose flag to see more detail about the problem.
当我执行命令python configure.py --verbose时：
我将"C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\bin"（包含“nmake.exe”）添加到PATH中，但我遇到了以下错误：Querying qmake about your Qt installation... Determining the details of your Qt installation... C:\Qt\Qt5.0.2\5.0.2\msvc2012_64\bin\qmake.exe -spec win32-msvc2008 -o qtdetail.m k qtdetail.pro nmake -f qtdetail.mk release 'nmake' não é reconhecido como um comando interno ou externo, um programa operável ou um arquivo em lotes. Error: Failed to determine the detail of your Qt installation. Try again using the --verbose flag to see more detail about the problem.
Querying qmake about your Qt installation... Determining the details of your Qt installation... C:\Qt\Qt5.0.2\5.0.2\msvc2012_64\bin\qmake.exe -spec win32-msvc2008 -o qtdetail.mk qtdetail.pro nmake -f qtdetail.mk release Microsoft (R) Program Maintenance Utility Version 11.00.50727.1 Copyright (C) Microsoft Corporation. All rights reserved. "C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\bin\nmake.exe" -f qtdetail.mk.Release Microsoft (R) Program Maintenance Utility Version 11.00.50727.1 Copyright (C) Microsoft Corporation. All rights reserved. cl -c -nologo -Zm200 -Zc:wchar_t -O2 -MD -GR -W3 -w34100 -w34189 -EHsc -DUNICODE -DWIN32 -DQT_NO_DEBUG -DQT_CORE_LIB -I"..\..\..\..\..\..\..\Qt\Qt5.0.2\5.0.2\msvc2012_64\include" -I"..\..\..\..\..\..\..\Qt\Qt5.0.2\5.0.2\msvc2012_64\include\QtCore" -I"release" -I"..\..\..\..\..\..\..\Qt\Qt5.0.2\5.0.2\msvc2012_64\mkspecs\win32-msvc2008" -Forelease\ @C:\Users\Victor\AppData\Local\Temp\nm68EA.tmp NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\bin\cl.EXE"' : return code '0xc0000135' Stop. NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\bin\nmake.exe"' : return code '0x2' Stop.
'nmake'不是内部命令. 如何解决？ - Victor Lellis