when compile RandLA error #98
Description
running install
running build
running build_ext
building 'nearest_neighbors' extension
gcc -pthread -B /home/ywh/anaconda3/envs/FFB6D/compiler_compat -Wl,--sysroot=/ -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -fPIC -I./ -I/home/ywh/anaconda3/envs/FFB6D/lib/python3.6/site-packages/numpy/core/include -I/home/ywh/anaconda3/envs/FFB6D/include/python3.6m -c knn.cxx -o build/temp.linux-x86_64-3.6/knn.o -std=c++11 -fopenmp
gcc: error: knn.cxx: 没有那个文件或目录
error: command 'gcc' failed with exit status 1
running build_ext