old_contents: from os import environ
  from {{ project_name }} import __version__
  import uuid
  
  
  def metainfo(request):
      current_id = unicode(uuid.uuid4())
      metainfo = {
          'uuid': current_id,
          'version': version,
          'static_version': "?v={}".format(current_id),
          'branch': environ.get('BRANCH', None)
      }
      return metainfo
  
new_contents: from os import environ
  from {{ project_name }} import __version__
  import uuid
  
  
  def metainfo(request):
      current_id = unicode(uuid.uuid4())
      metainfo = {
          'uuid': current_id,
          'version': __version__,
          'static_version': "?v={}".format(current_id),
          'branch': environ.get('BRANCH', None)
      }
      return metainfo
  
subject: Update context_processors.py