REST_FRAMEWORK = {
    # Django REST framework default pagination.
    'DEFAULT_PAGINATION_CLASS': 'rest_framework.pagination.LimitOffsetPagination',
    'PAGE_SIZE': 100,

    # Any access to the API requires the user to be authenticated.
    'DEFAULT_PERMISSION_CLASSES': ('rest_framework.permissions.IsAuthenticated',),

    # If you prefer to use default TokenAuthentication using Basic Auth mechanism,
    # replace fir_api.authentication.TokenAuthentication with rest_framework.authentication.TokenAuthentication.
    'DEFAULT_AUTHENTICATION_CLASSES': (
        'fir_api.authentication.TokenAuthentication',
        'rest_framework.authentication.SessionAuthentication'),

    # Following configuration is dedicated to fir_api.authentication.TokenAuthentication.
    'TOKEN_AUTHENTICATION_KEYWORD': 'Token',

    # HTTP_X_API == "X-Api" in HTTP headers.
    'TOKEN_AUTHENTICATION_META': 'HTTP_X_API',
}