<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _meta_name(self, name):
 """ Translate HTTP header names to the format used by Django request objects. See https://docs.djangoproject.com/en/1.4/ref/request-response/#django.http.HttpRequest.META """

        name = name.upper().replace('-', '_')
        if name not in self.UNPREFIXED_HEADERS:
            name = 'HTTP_' + name
        return name