requests/models.py
<<<<<<< SEARCH
        elif body is not None:
            l = super_len(body)
            if l:
                self.headers['Content-Length'] = str(l)
        else:
            self.headers['Content-Length'] = '0'
=======
        elif body is not None:
            l = super_len(body)
            if l:
                self.headers['Content-Length'] = str(l)
        elif self.method not in ('GET', 'HEAD'):
            self.headers['Content-Length'] = '0'
>>>>>>> REPLACE