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Problem with using "or None" in conditions.

See original GitHub issue

I’ve had this issue when trying to use matplotlib for a while, do you know what it could be? I am running the latest version.

0.6.4 Python: 3.7.3 (v3.7.3:ef4ec6ed12, Mar 25 2019, 22:22:05) [MSC v.1916 64 bit (AMD64)] Executable: C:\Program Files\Python37\python.exe OS: Windows Arch: x86_64

cl /Fowallet.build\module.__main__.obj /c "wallet.build\module.__main__.cpp" /TP /nologo /EHsc /J /Gd /Ox /MT /D_NUITKA_STANDALONE /D_NUITKA_SYSFLAG_BYTES_WARNING=0 /D_NUITKA_SYSFLAG_NO_SITE=0 /D_NUITKA_SYSFLAG_VERBOSE=0 /D_NUITKA_SYSFLAG_UTF8=0 /D_NUITKA_SYSFLAG_OPTIMIZE=0 /D__NUITKA_NO_ASSERT__ /D_NUITKA_CONSTANTS_FROM_RESOURCE /D_NUITKA_FROZEN=168 /D_NUITKA_MODULE_COUNT=1548 /D_NUITKA_EXE "/IC:\Program Files\Python37\include" "/IC:\Program Files\Python37\PC" /Iwallet.build "/IC:\Program Files\Python37\lib\site-packages\nuitka\build\include" "/IC:\Program Files\Python37\lib\site-packages\nuitka\build\static_src"
wallet.build\module.__main__.cpp(89927): error C2440: '=': cannot convert from 'PyObject *' to 'nuitka_bool'
wallet.build\module.__main__.cpp(89927): note: There is no context in which this conversion is possiblescons: *** [wallet.build\module.__main__.obj] Error 2