git add bin/python
error: readlink("bin/python"): Function not implemented
error: unable to index file bin/python
fatal: updating files failed

# 发现原来出错的文件都是软连接
ls -l bin/python
lrwxrwxrwx 1 zackzhao 1049089 9 十月  5 17:48 bin/python -> python2.7

git config core.symlinks true