Creates url of file location on AWS.

        :param filename: name of file
        :type filename: str
        :return: url of file location
        :rtype: str

def get_url(self, filename):
        """
        Creates url of file location on AWS.

        :param filename: name of file
        :type filename: str
        :return: url of file location
        :rtype: str
        """
        tile_url = self.tile_url
        force_http = filename in [AwsConstants.TILE_INFO, AwsConstants.PRODUCT_INFO, AwsConstants.METADATA]
        if tile_url is None or force_http:
            tile_url = self.get_tile_url(force_http=force_http)
        return '{}/{}'.format(tile_url, self.add_file_extension(filename))