runtime.py 文件源码

def _include_file(context, uri, calling_uri, **kwargs):
    """locate the template from the given uri and include it in
    the current output."""

    template = _lookup_template(context, uri, calling_uri)
    (callable_, ctx) = _populate_self_namespace(
        context._clean_inheritance_tokens(),
        template)
    kwargs = _kwargs_for_include(callable_, context._data, **kwargs)
    if template.include_error_handler:
        try:
            callable_(ctx, **kwargs)
        except Exception:
            result = template.include_error_handler(ctx, compat.exception_as())
            if not result:
                compat.reraise(*sys.exc_info())
    else:
        callable_(ctx, **kwargs)