yikes.py

['', '            float add(float a, float b);', '       ']
ITEM1 float add(float a, float b);
X ['float add', 'float a, float b);']
PARSE ['float a', ' float b']
[(['float', 'add'], [('float', 'a'), ('float', 'b')])]
FP ['float', 'add'] [('float', 'a'), ('float', 'b')]
PARAM {'a': 5.0, 'b': 12.110000610351562}
add a,b
_cffi__x5594ce1fx833f21d4.c
C:\Users\zeffi\Desktop\test_blenders\sverchok_cffi_28 (1)/build\_cffi__x5594ce1fx833f21d4.c(2): fatal error C1083: Cannot open include file: 'Python.h': No such file or directory
Unexpected error: <class 'cffi.error.VerificationError'>
on line:  58
Traceback (most recent call last):
  File "C:\Users\zeffi\Desktop\test_blenders\blender-2.80-4c5e76025d83-win64\blender-2.80.0-git.4c5e76025d83-windows64\2.80\python\lib\distutils\_msvccompiler.py", line 423, in compile
    self.spawn(args)
  File "C:\Users\zeffi\Desktop\test_blenders\blender-2.80-4c5e76025d83-win64\blender-2.80.0-git.4c5e76025d83-windows64\2.80\python\lib\distutils\_msvccompiler.py", line 542, in spawn
    return super().spawn(cmd)
distutils.errors.DistutilsExecError: command 'C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\Community\\VC\\Tools\\MSVC\\14.16.27023\\bin\\HostX86\\x64\\cl.exe' failed with exit status 2

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\zeffi\Desktop\test_blenders\blender-2.80-4c5e76025d83-win64\blender-2.80.0-git.4c5e76025d83-windows64\2.80\python\lib\site-packages\cffi\ffiplatform.py", line 51, in _build
    dist.run_command('build_ext')
  File "C:\Users\zeffi\Desktop\test_blenders\blender-2.80-4c5e76025d83-win64\blender-2.80.0-git.4c5e76025d83-windows64\2.80\python\lib\distutils\dist.py", line 985, in run_command
    cmd_obj.run()
distutils.errors.CompileError: command 'C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\Community\\VC\\Tools\\MSVC\\14.16.27023\\bin\\HostX86\\x64\\cl.exe' failed with exit status 2

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\zeffi\Desktop\scripts\addons_contrib\sverchok\nodes\generator\script1_lite.py", line 398, in process_script
    exec(self.script_str, locals(), locals())
  File "<string>", line 138, in <module>
cffi.error.VerificationError: CompileError: command 'C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\Community\\VC\\Tools\\MSVC\\14.16.27023\\bin\\HostX86\\x64\\cl.exe' failed with exit status 2