Fixed #24463 -- Removed mod_python functionality from HttpRequest._get_scheme()

from __future__ import unicode_literals

import copy

import os

import re

import sys

from io import BytesIO

        return iri_to_uri(location)

    def _get_scheme(self):

        return 'https' if os.environ.get("HTTPS") == "on" else 'http'

        """

        Hook for subclasses like WSGIRequest to implement. Returns 'http' by

        default.

        """

        return 'http'

    @property

    def scheme(self):

        # First, check the SECURE_PROXY_SSL_HEADER setting.

        if settings.SECURE_PROXY_SSL_HEADER:

            try:

                header, value = settings.SECURE_PROXY_SSL_HEADER

                )

            if self.META.get(header, None) == value:

                return 'https'

        # Failing that, fall back to _get_scheme(), which is a hook for

        # subclasses to implement.

        return self._get_scheme()

    def is_secure(self):