sublime text安装包失败

import urllib.request,os,hashlib; h = ‘6f4c264a24d933ce70df5dedcf1dcaee’ + ‘ebe013ee18cced0ef93d5f746d80ef60’; pf = ‘Package Control.sublime-package’; ipp = sublime.installed_packages_path (); urllib.request.install_opener ( urllib.request.build_opener ( urllib.request.ProxyHandler ()) ); by = urllib.request.urlopen ( ‘packagecontrol.io/‘ + pf.replace (‘ ‘, ‘%20’)).read (); dh = hashlib.sha256 (by).hexdigest (); print (‘Error validating download (got % s instead of % s), please try manual install’ % (dh, h)) if dh != h else open (os.path.join ( ipp, pf), ‘wb’ ).write (by) 这段代码粘贴、回车后报错：ValueError: unknown url type: ‘packagecontrol.io/Package%20Control.sublime-package’