Errors while trying to install CoolProp

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Fausto A. A. Barbuto

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May 9, 2022, 1:00:40 PM5/9/22
to coolpro...@googlegroups.com

Hello,

I tried to install CoolProp the usual way via pip but got an error message saying that I
had to install Visual C++ 14 build tools or something like that. I did that and the error
message disappeared, just to yield room for other errors. I'm including the long list
of messages. Nothing in it makes sense to me, but hopefully someone may help me.
I have Python 3.10.4 installed -- would that be the source of the problems? If that's the 
case, how could I overcome this?

Thanks,

Fausto


C:\Windows\system32>python -m pip install -U coolprop
Collecting coolprop
  Using cached CoolProp-6.4.1.tar.gz (12.9 MB)
  Preparing metadata (setup.py) ... done
Building wheels for collected packages: coolprop
  Building wheel for coolprop (setup.py) ... error
  error: subprocess-exited-with-error

  × python setup.py bdist_wheel did not run successfully.
  │ exit code: 1
  ╰─> [95 lines of output]
      Cython will not be used; cy_ext is cpp
      running bdist_wheel
      running build
      running build_py
      creating build
      creating build\lib.win-amd64-cpython-310
      creating build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\BibtexParser.py -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\constants.py -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\HumidAirProp.py -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\State.py -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\__init__.py -> build\lib.win-amd64-cpython-310\CoolProp
      creating build\lib.win-amd64-cpython-310\CoolProp\GUI
      copying CoolProp\GUI\CoolPropGUI.py -> build\lib.win-amd64-cpython-310\CoolProp\GUI
      copying CoolProp\GUI\PsychScript.py -> build\lib.win-amd64-cpython-310\CoolProp\GUI
      copying CoolProp\GUI\__init__.py -> build\lib.win-amd64-cpython-310\CoolProp\GUI
      creating build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\Common.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\ConsistencyPlots.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\ConsistencyPlots_pcsaft.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\Plots.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\psy.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\PsychChart.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\PsychScript.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\SimpleCycles.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\SimpleCyclesCompression.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\SimpleCyclesExpansion.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\Tests.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\__init__.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      creating build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\runner.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\test_CoolPropState.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\test_plots.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\test_Props.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\__init__.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\AbstractState.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\cAbstractState.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\constants_header.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\CoolProp.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\State.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\typedefs.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\Plots\psyrc -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      running build_ext
      creating Users
      creating Users\Fausto
      creating Users\Fausto\AppData
      creating Users\Fausto\AppData\Local
      creating Users\Fausto\AppData\Local\Temp
      creating Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo
      creating Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee
      "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\bin\HostX86\x64\cl.exe" /c /nologo /O2 /W3 /GL /DNDEBUG /MD "-IC:\Program Files\Python\include" "-IC:\Program Files\Python\Include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\include" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\cppwinrt" /EHsc /TpC:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmplt0ce5of.cpp /FoUsers\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmplt0ce5of.obj
      tmplt0ce5of.cpp
      c1xx: fatal error C1083: Cannot open source file: 'C:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmplt0ce5of.cpp': Permission denied
      "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\bin\HostX86\x64\cl.exe" /c /nologo /O2 /W3 /GL /DNDEBUG /MD "-IC:\Program Files\Python\include" "-IC:\Program Files\Python\Include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\include" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\cppwinrt" /EHsc /TpC:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmppzy5lci3.cpp /FoUsers\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmppzy5lci3.obj
      tmppzy5lci3.cpp
      c1xx: fatal error C1083: Cannot open source file: 'C:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmppzy5lci3.cpp': Permission denied
      "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\bin\HostX86\x64\cl.exe" /c /nologo /O2 /W3 /GL /DNDEBUG /MD "-IC:\Program Files\Python\include" "-IC:\Program Files\Python\Include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\include" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\cppwinrt" /EHsc /TpC:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmp82he95g8.cpp /FoUsers\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmp82he95g8.obj
      tmp82he95g8.cpp
      c1xx: fatal error C1083: Cannot open source file: 'C:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmp82he95g8.cpp': Permission denied
      Adding these shared_ptr compilation macros: []
      building 'CoolProp.CoolProp' extension
      creating build\temp.win-amd64-cpython-310
      creating build\temp.win-amd64-cpython-310\Release
      creating build\temp.win-amd64-cpython-310\Release\CoolProp
      creating build\temp.win-amd64-cpython-310\Release\src
      creating build\temp.win-amd64-cpython-310\Release\src\Backends
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Cubics
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Helmholtz
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Helmholtz\Fluids
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\IF97
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Incompressible
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\PCSAFT
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\REFPROP
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Tabular
      creating build\temp.win-amd64-cpython-310\Release\src\Tests
      "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\bin\HostX86\x64\cl.exe" /c /nologo /O2 /W3 /GL /DNDEBUG /MD -I. -I.\include -I.\src -I.\externals\Eigen -I.\externals\fmtlib -I.\externals\msgpack-c\include "-IC:\Program Files\Python\include" "-IC:\Program Files\Python\Include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\include" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\cppwinrt" /EHsc /TpCoolProp\CoolProp.cpp /Fobuild\temp.win-amd64-cpython-310\Release\CoolProp\CoolProp.obj
      CoolProp.cpp
      CoolProp\CoolProp.cpp(63966): error C2105: '++' needs l-value
      CoolProp\CoolProp.cpp(63968): error C2105: '--' needs l-value
      CoolProp\CoolProp.cpp(64655): warning C4996: 'PyUnicode_AsUnicode': deprecated in 3.3
      CoolProp\CoolProp.cpp(65595): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65603): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65611): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65619): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65789): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65825): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(67577): warning C4996: '_PyUnicode_get_wstr_length': deprecated in 3.3
      CoolProp\CoolProp.cpp(67593): warning C4996: '_PyUnicode_get_wstr_length': deprecated in 3.3
      error: command 'C:\\Program Files (x86)\\Microsoft Visual Studio\\2019\\BuildTools\\VC\\Tools\\MSVC\\14.29.30133\\bin\\HostX86\\x64\\cl.exe' failed with exit code 2
      [end of output]

  note: This error originates from a subprocess, and is likely not a problem with pip.
  ERROR: Failed building wheel for coolprop
  Running setup.py clean for coolprop
Failed to build coolprop
Installing collected packages: coolprop
  Running setup.py install for coolprop ... error
  error: subprocess-exited-with-error

  × Running setup.py install for coolprop did not run successfully.
  │ exit code: 1
  ╰─> [90 lines of output]
      Cython will not be used; cy_ext is cpp
      running install
      C:\Program Files\Python\lib\site-packages\setuptools\command\install.py:34: SetuptoolsDeprecationWarning: setup.py install is deprecated. Use build and pip and other standards-based tools.
        warnings.warn(
      running build
      running build_py
      creating build
      creating build\lib.win-amd64-cpython-310
      creating build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\BibtexParser.py -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\constants.py -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\HumidAirProp.py -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\State.py -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\__init__.py -> build\lib.win-amd64-cpython-310\CoolProp
      creating build\lib.win-amd64-cpython-310\CoolProp\GUI
      copying CoolProp\GUI\CoolPropGUI.py -> build\lib.win-amd64-cpython-310\CoolProp\GUI
      copying CoolProp\GUI\PsychScript.py -> build\lib.win-amd64-cpython-310\CoolProp\GUI
      copying CoolProp\GUI\__init__.py -> build\lib.win-amd64-cpython-310\CoolProp\GUI
      creating build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\Common.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\ConsistencyPlots.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\ConsistencyPlots_pcsaft.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\Plots.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\psy.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\PsychChart.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\PsychScript.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\SimpleCycles.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\SimpleCyclesCompression.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\SimpleCyclesExpansion.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\Tests.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      copying CoolProp\Plots\__init__.py -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      creating build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\runner.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\test_CoolPropState.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\test_plots.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\test_Props.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\tests\__init__.py -> build\lib.win-amd64-cpython-310\CoolProp\tests
      copying CoolProp\AbstractState.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\cAbstractState.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\constants_header.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\CoolProp.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\State.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\typedefs.pxd -> build\lib.win-amd64-cpython-310\CoolProp
      copying CoolProp\Plots\psyrc -> build\lib.win-amd64-cpython-310\CoolProp\Plots
      running build_ext
      "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\bin\HostX86\x64\cl.exe" /c /nologo /O2 /W3 /GL /DNDEBUG /MD "-IC:\Program Files\Python\include" "-IC:\Program Files\Python\Include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\include" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\cppwinrt" /EHsc /TpC:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmppsc1arme.cpp /FoUsers\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmppsc1arme.obj
      tmppsc1arme.cpp
      c1xx: fatal error C1083: Cannot open source file: 'C:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmppsc1arme.cpp': Permission denied
      "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\bin\HostX86\x64\cl.exe" /c /nologo /O2 /W3 /GL /DNDEBUG /MD "-IC:\Program Files\Python\include" "-IC:\Program Files\Python\Include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\include" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\cppwinrt" /EHsc /TpC:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmpmf3fsnal.cpp /FoUsers\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmpmf3fsnal.obj
      tmpmf3fsnal.cpp
      c1xx: fatal error C1083: Cannot open source file: 'C:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmpmf3fsnal.cpp': Permission denied
      "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\bin\HostX86\x64\cl.exe" /c /nologo /O2 /W3 /GL /DNDEBUG /MD "-IC:\Program Files\Python\include" "-IC:\Program Files\Python\Include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\include" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\cppwinrt" /EHsc /TpC:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmpe1pvvxyt.cpp /FoUsers\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmpe1pvvxyt.obj
      tmpe1pvvxyt.cpp
      c1xx: fatal error C1083: Cannot open source file: 'C:\Users\Fausto\AppData\Local\Temp\pip-install-c9hd75qo\coolprop_3d951595f312491289e7ccfb56957dee\tmpe1pvvxyt.cpp': Permission denied
      Adding these shared_ptr compilation macros: []
      building 'CoolProp.CoolProp' extension
      creating build\temp.win-amd64-cpython-310
      creating build\temp.win-amd64-cpython-310\Release
      creating build\temp.win-amd64-cpython-310\Release\CoolProp
      creating build\temp.win-amd64-cpython-310\Release\src
      creating build\temp.win-amd64-cpython-310\Release\src\Backends
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Cubics
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Helmholtz
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Helmholtz\Fluids
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\IF97
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Incompressible
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\PCSAFT
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\REFPROP
      creating build\temp.win-amd64-cpython-310\Release\src\Backends\Tabular
      creating build\temp.win-amd64-cpython-310\Release\src\Tests
      "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\bin\HostX86\x64\cl.exe" /c /nologo /O2 /W3 /GL /DNDEBUG /MD -I. -I.\include -I.\src -I.\externals\Eigen -I.\externals\fmtlib -I.\externals\msgpack-c\include "-IC:\Program Files\Python\include" "-IC:\Program Files\Python\Include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Tools\MSVC\14.29.30133\include" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\shared" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\um" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\winrt" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.19041.0\cppwinrt" /EHsc /TpCoolProp\CoolProp.cpp /Fobuild\temp.win-amd64-cpython-310\Release\CoolProp\CoolProp.obj
      CoolProp.cpp
      CoolProp\CoolProp.cpp(63966): error C2105: '++' needs l-value
      CoolProp\CoolProp.cpp(63968): error C2105: '--' needs l-value
      CoolProp\CoolProp.cpp(64655): warning C4996: 'PyUnicode_AsUnicode': deprecated in 3.3
      CoolProp\CoolProp.cpp(65595): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65603): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65611): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65619): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65789): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(65825): error C2039: 'tp_print': is not a member of '_typeobject'
      C:\Program Files\Python\include\cpython/object.h(191): note: see declaration of '_typeobject'
      CoolProp\CoolProp.cpp(67577): warning C4996: '_PyUnicode_get_wstr_length': deprecated in 3.3
      CoolProp\CoolProp.cpp(67593): warning C4996: '_PyUnicode_get_wstr_length': deprecated in 3.3
      error: command 'C:\\Program Files (x86)\\Microsoft Visual Studio\\2019\\BuildTools\\VC\\Tools\\MSVC\\14.29.30133\\bin\\HostX86\\x64\\cl.exe' failed with exit code 2
      [end of output]

  note: This error originates from a subprocess, and is likely not a problem with pip.
error: legacy-install-failure

× Encountered error while trying to install package.
╰─> coolprop

note: This is an issue with the package mentioned above, not pip.
hint: See above for output from the failure.

C:\Windows\system32>

Ian Bell

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May 10, 2022, 7:22:56 PM5/10/22
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