an@ubuntu:~/lede$ ./scripts/feeds update -a
Updating feed 'packages' from 'https://github.com/coolsnowwolf/packages' ...
Already up-to-date.
Create index file './feeds/packages.index'
Checking 'working-make'... ok.
Checking 'case-sensitive-fs'... ok.
Checking 'proper-umask'... ok.
Checking 'gcc'... ok.
Checking 'working-gcc'... ok.
Checking 'g++'... ok.
Checking 'working-g++'... ok.
Checking 'ncurses'... ok.
Checking 'perl-thread-queue'... ok.
Checking 'tar'... ok.
Checking 'find'... ok.
Checking 'bash'... ok.
Checking 'patch'... ok.
Checking 'diff'... ok.
Checking 'cp'... ok.
Checking 'seq'... ok.
Checking 'awk'... ok.
Checking 'grep'... ok.
Checking 'getopt'... ok.
Checking 'stat'... ok.
Checking 'unzip'... ok.
Checking 'bzip2'... ok.
Checking 'wget'... ok.
Checking 'perl'... ok.
Checking 'python2-cleanup'... ok.
Checking 'python'... failed.
Checking 'python3'... failed.
Checking 'git'... ok.
Checking 'file'... ok.
Checking 'ldconfig-stub'... ok.
Build dependency: Please install Python >= 3.5
Build dependency: Please install Python >= 3.5
Prerequisite check failed. Use FORCE=1 to override.
make: *** [staging_dir/host/.prereq-build] Error 1
* download.pl: add jsDelivr mirror for GitHub and add utsc mirrors
* m520: fix 'hlos' not found
* dependence: add python3
* netfilter: Revert delete support for kernel 4.9
* scons: move to packages feed
