new_contents: #!/usr/bin/env python
  # -*- coding: UTF-8 -*-
  
  from __future__ import print_function
  
  # change those symbols to whatever you prefer
  symbols = {'ahead of': '↑', 'behind': '↓', 'prehash':':'}
  
  from subprocess import Popen, PIPE
  
  import sys
  gitsym = Popen(['git', 'symbolic-ref', 'HEAD'], stdout=PIPE, stderr=PIPE)
  branch, error = gitsym.communicate()
  
  error_string = error.decode('utf-8')
  
  if 'fatal: Not a git repository' in error_string:
          sys.exit(0)
  
  branch = branch.strip()[11:]
  
  res, err = Popen(['git','diff','--name-status'], stdout=PIPE, stderr=PIPE).communicate()
  err_string = err.decode('utf-8')
  if 'fatal' in err_string:
          sys.exit(0)
  changed_files = [namestat[0] for namestat in res.splitlines()]
  staged_files = [namestat[0] for namestat in Popen(['git','diff', '--staged','--name-status'], stdout=PIPE).communicate()[0].splitlines()]
  nb_changed = len(changed_files) - changed_files.count('U')
  nb_U = staged_files.count('U')
  nb_staged = len(staged_files) - nb_U
  staged = str(nb_staged)
  conflicts = str(nb_U)
  changed = str(nb_changed)
  nb_untracked = len(Popen(['git','ls-files','--others','--exclude-standard'],stdout=PIPE).communicate()[0].splitlines())
  untracked = str(nb_untracked)
  if not nb_changed and not nb_staged and not nb_U and not nb_untracked:
          clean = '1'
  else:
          clean = '0'
  
  remote = ''
  
  if not branch: # not on any branch
          branch = symbols['prehash']+ Popen(['git','rev-parse','--short','HEAD'], stdout=PIPE).communicate()[0][:-1]
  else:
          remote_name = Popen(['git','config','branch.%s.remote' % branch], stdout=PIPE).communicate()[0].strip()
          if remote_name:
                  merge_name = Popen(['git','config','branch.%s.merge' % branch], stdout=PIPE).communicate()[0].strip()
                  if remote_name == '.': # local
                          remote_ref = merge_name
                  else:
                          remote_ref = 'refs/remotes/%s/%s' % (remote_name, merge_name[11:])
                  revgit = Popen(['git', 'rev-list', '--left-right', '%s...HEAD' % remote_ref],stdout=PIPE, stderr=PIPE)
                  revlist = revgit.communicate()[0]
                  if revgit.poll(): # fallback to local
                          revlist = Popen(['git', 'rev-list', '--left-right', '%s...HEAD' % merge_name],stdout=PIPE, stderr=PIPE).communicate()[0]
                  behead = revlist.splitlines()
                  ahead = len([x for x in behead if x[0]=='>'])
                  behind = len(behead) - ahead
                  if behind:
                          remote += '%s%s' % (symbols['behind'], behind)
                  if ahead:
                          remote += '%s%s' % (symbols['ahead of'], ahead)
  
  out = '\n'.join([
          str(branch),
          remote,
          staged,
          conflicts,
          changed,
          untracked,
          clean])
  print(out)
  
subject: Create gitstatus.py