From patchwork Wed Apr 24 08:16:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 13641529 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6DCA7C10F16 for ; Wed, 24 Apr 2024 08:22:53 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rzXp8-0000x2-5R; Wed, 24 Apr 2024 04:17:50 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rzXog-0000P7-6J for qemu-devel@nongnu.org; Wed, 24 Apr 2024 04:17:29 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rzXoc-0006NG-As for qemu-devel@nongnu.org; Wed, 24 Apr 2024 04:17:21 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1713946637; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/JA+E7+oxIQSq7gmDuExt2uAvYWnC5AlpRpdAm/hA4Q=; b=NMd+phVZS/yULyXi6GyxM/CsF/egedvc9Mb/8huFb+h7P9A4XANYVigaTOTBxd5HMLAxe1 W71U6JIBU/po4dMdnr/lAOwjZt22FzYj0SP0jQ9LTLnmyknfQVH4ZNFCPqUqpJZp3oVSXS Z3EsLxb7vvf0YuE22cm3Fy000QxDDRY= Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-151-sHszDX_aPsuAVDnmoWw3jA-1; Wed, 24 Apr 2024 04:17:13 -0400 X-MC-Unique: sHszDX_aPsuAVDnmoWw3jA-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 2D6983C108C1; Wed, 24 Apr 2024 08:17:13 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.39.192.247]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0D88140C5C2; Wed, 24 Apr 2024 08:17:13 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id E0A1C21EE971; Wed, 24 Apr 2024 10:17:10 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, John Snow Subject: [PULL 10/25] qapi/schema: add type narrowing to lookup_type() Date: Wed, 24 Apr 2024 10:16:55 +0200 Message-ID: <20240424081710.2907748-11-armbru@redhat.com> In-Reply-To: <20240424081710.2907748-1-armbru@redhat.com> References: <20240424081710.2907748-1-armbru@redhat.com> MIME-Version: 1.0 Content-type: text/plain X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.10 Received-SPF: pass client-ip=170.10.129.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.67, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: John Snow This function is a bit hard to type as-is; mypy needs some assertions to assist with the type narrowing. Signed-off-by: John Snow Reviewed-by: Markus Armbruster Signed-off-by: Markus Armbruster Message-ID: <20240315152301.3621858-11-armbru@redhat.com> --- scripts/qapi/schema.py | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/scripts/qapi/schema.py b/scripts/qapi/schema.py index e44802369d..1034825415 100644 --- a/scripts/qapi/schema.py +++ b/scripts/qapi/schema.py @@ -989,7 +989,9 @@ def lookup_entity(self, name, typ=None): return ent def lookup_type(self, name): - return self.lookup_entity(name, QAPISchemaType) + typ = self.lookup_entity(name, QAPISchemaType) + assert typ is None or isinstance(typ, QAPISchemaType) + return typ def resolve_type(self, name, info, what): typ = self.lookup_type(name)