BUILDING.txt

install check-manifest
then check-manifest  
pip install flake8
- checking formatting
flake8 setup.py  src |cat -n
- fixing them
autopep8 --in-place --recursive --max-line-length=100 src  *.py -v -a
# following can help removing unused imports 
autoflake --remove-all-unused-imports --remove-all-unused-imports --in-place -r .
then try 
flake8 src *.py 

isort errors:
isort  --check-only --diff --recursive src  *.py service/*.py
fixing isort errors: 
isort <filename> 
isort *.py  src -rc -v

###### 
pytest segfaulting try instaling 
pytest-faulthandler

# Numpy errors in frozen versions
Usually it is to do with cx_freeze failing to pick up correct mkl files. 
in python installation check the file mkl-<version>.json for a list of files. 
Then check including missing files one by one. 


# cx_freeze 
set QT_QPA_PLATFORM_PLUGIN_PATH=C:\python\WinPython-64bit-3.4.4.2Qt5\python-3.4.4.amd64\Lib\site-packages\PyQt5\plugins\platforms
python freeze.py