当我按照为Python创建C++扩展的指示进行操作时,在到达该部分之前,我不会收到任何错误,将C++项目转换为Python的扩展。
在我完成本节中的步骤并尝试构建解决方案之后,我无意中发现了以下内容:
1>------ Build started: Project: CppMain, Configuration: Debug Win32 ------
1>module.cpp
1> Creating library C:\Users\$andu\Desktop\Cpp4Py\Debug\Cpp4Py.lib and object C:\Users\$andu\Desktop\Cpp4Py\Debug\Cpp4Py.exp
1>module.obj : error LNK2019: unresolved external symbol __imp__PyFloat_FromDouble referenced in function "struct _object * __cdecl tanh(struct _object *,struct _object *)" (?tanh@@YAPAU_object@@PAU1@0@Z)
1>module.obj : error LNK2019: unresolved external symbol __imp__PyFloat_AsDouble referenced in function "struct _object * __cdecl tanh(struct _object *,struct _object *)" (?tanh@@YAPAU_object@@PAU1@0@Z)
1>module.obj : error LNK2019: unresolved external symbol __imp__PyModule_Create2 referenced in function _PyInit_Cpp4Py
1>C:\Python\Anaconda3\libs\python3.lib : warning LNK4272: library machine type 'x64' conflicts with target machine type 'x86'
1>C:\Users\$andu\Desktop\Cpp4Py\Debug\Cpp4Py.pyd : fatal error LNK1120: 3 unresolved externals
1>Done building project "CppMain.vcxproj" -- FAILED.
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========
从上面的信息来看,我怀疑问题来自于这组指令中的步骤2。但我真的不知道该怎么处理。有什么建议吗?
我使用x64 Windows 10。
发布于 2017-09-19 04:09:44
我没有把握。但您可以将项目的目标计算机类型更改为x64,然后再试一次。请参阅此警告:
C:\Python\Anaconda3 3\libs\python3.lib:警告LNK4272:库机器类型“x64”与目标计算机类型“x86”冲突
https://stackoverflow.com/questions/46289978
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