No module named ‘pycocotools._mask‘

Solution

1) Install Microsoft C++ Build Tools first

Download address: https://visualstudio.microsoft.com/visual-cpp-build-tools/

2) First open a command prompt and run (open terminal)

git clone https://github.com/pdollar/coco.git

3) Then move to this directory (then enter into the directory)

cd coco/PythonAPI

4) And then edit the setup.py file in the coco/PythonAPI directory from this（修改setup.py文件）

Modify the following code: (delete two)

extra_compile_args=[‘-Wno-cpp’, ‘-Wno-unused-function’, ‘-std=c99’],

to this
extra_compile_args=[‘-std=c99’],

5) then save

And then in the coco/PythonAPI directory, run
python setup.py install

Question two:

error: Microsoft Visual C++ 14.0 or greater is required. Get it with “Microsoft C++ Build Tools”: https://visualstudio.microsoft.com/visual-cpp-build-tools/

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