From nobody Sat Sep 21 07:25:53 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1705098638; cv=none; d=zohomail.com; s=zohoarc; b=M1s3ciD1CxjuH6YxOIZYdHZakOBeWXQrKzHEWn8tuqtjo9txezO4MuSh+fi8hQOhKoqZ14kn0Nqv8OHSxIcO3LtaGerfyFZ89Xju8U4S6M69FKobpC22gJOuHLVKqjaZRgTUQD3oOTW9SJw8BWDYw7QIrqP6ASJFj7WyTNP7Obs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1705098638; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=9VpO+kS6waO53CbOYwskuf+rPNGJ8x+JfaSLKpcyLLw=; b=GfxrMBycwEO+glBHlscnQu+jiUQIR8Fxyl8FnDvj2K6yhlfqNgcaDpNKZlGFWO0hBDLfQPZ2gSBr7f6DDDrG7zcovCTmbP5maeJerlPOkNAhlf7jOadFoJYvGGM3I2LEX87HHJGSOyUjyUZUzxc4mWhJAEwjhQhaGCr0QvSnm5E= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1705098638443409.6572297151181; Fri, 12 Jan 2024 14:30:38 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rOQ2L-0005nc-EJ; Fri, 12 Jan 2024 17:30:01 -0500 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 1rOQ2F-0005mK-JX for qemu-devel@nongnu.org; Fri, 12 Jan 2024 17:29:55 -0500 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 1rOQ2D-0005zB-Pv for qemu-devel@nongnu.org; Fri, 12 Jan 2024 17:29:55 -0500 Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-589-7xfXRBuYN3SR_n4BH0MMmQ-1; Fri, 12 Jan 2024 17:29:49 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (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 3A5BD82DFE1; Fri, 12 Jan 2024 22:29:49 +0000 (UTC) Received: from scv.localdomain (unknown [10.22.17.171]) by smtp.corp.redhat.com (Postfix) with ESMTP id E7F53C25AC8; Fri, 12 Jan 2024 22:29:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1705098593; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9VpO+kS6waO53CbOYwskuf+rPNGJ8x+JfaSLKpcyLLw=; b=CmJR0xPO3BXnFqX7DmdHyNUm8EZ6FI0Gomyl4zuGdetO9BYXaJApnuoqmCCvoYMv90UGPb i5IPp3MmdGt07FV+Y0F3fRl0+66C1/I3CQYp7lqI1rsMhd6nLrbRjxCrDAtW3fg3WEdnxy bFbvsdm9hR/gx7Kh+g13bPY/yFDBIHY= X-MC-Unique: 7xfXRBuYN3SR_n4BH0MMmQ-1 From: John Snow To: qemu-devel@nongnu.org Cc: Michael Roth , Peter Maydell , Markus Armbruster , John Snow Subject: [PATCH v2 08/19] qapi/schema: add type narrowing to lookup_type() Date: Fri, 12 Jan 2024 17:29:34 -0500 Message-ID: <20240112222945.3033854-9-jsnow@redhat.com> In-Reply-To: <20240112222945.3033854-1-jsnow@redhat.com> References: <20240112222945.3033854-1-jsnow@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.8 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=jsnow@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.09, 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, T_SCC_BODY_TEXT_LINE=-0.01 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1705098638896100001 Content-Type: text/plain; charset="utf-8" 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 --- 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 775766c0135..66a78f28fd4 100644 --- a/scripts/qapi/schema.py +++ b/scripts/qapi/schema.py @@ -997,7 +997,9 @@ def lookup_entity(self, name, typ=3DNone): return ent =20 def lookup_type(self, name): - return self.lookup_entity(name, QAPISchemaType) + typ =3D self.lookup_entity(name, QAPISchemaType) + assert typ is None or isinstance(typ, QAPISchemaType) + return typ =20 def resolve_type(self, name, info, what): typ =3D self.lookup_type(name) --=20 2.43.0