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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def _makeResponse(self, urllib2_response):
        '''
        Construct an HTTPResponse from the the urllib response. Attempt to
        decode the response body from bytes to str if the necessary information
        is available.
        '''
        resp = HTTPResponse()
        resp.body = urllib2_response.read(MAX_RESPONSE_KB * 1024)
        resp.final_url = urllib2_response.geturl()
        resp.headers = self._lowerCaseKeys(
            dict(list(urllib2_response.info().items())))

        if hasattr(urllib2_response, 'code'):
            resp.status = urllib2_response.code
        else:
            resp.status = 200

        _, extra_dict = self._parseHeaderValue(
            resp.headers.get("content-type", ""))
        # Try to decode the response body to a string, if there's a
        # charset known; fall back to ISO-8859-1 otherwise, since that's
        # what's suggested in HTTP/1.1
        charset = extra_dict.get('charset', 'latin1')
        try:
            resp.body = resp.body.decode(charset)
        except Exception:
            pass

        return resp