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bh=76QBaBaYS27/bxb6F/DaBJM4qQmodtz9/KwoLqBFgPI=; b=Ct5XMkditVoXr6w2rDfoI3vUHJR1HiavE1ExUCAXbZuZTXL1c/N6FIuiBK14VGINJKBq49 pimb7i49DXQLChVnrrFky28Uj4nzZKwZzPDH3bMKL0w+d5IAY9x4kdVWq1lZkydknkA+27 vPZsWHvi2TnSw/3TYgM+YPEuua6lOcc= X-MC-Unique: e41qu8LENp-eWQJJLQlGvA-1 From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 03/11] qapi/main: handle theoretical None-return from re.match() Date: Fri, 18 Dec 2020 21:53:59 +0100 Message-Id: <20201218205407.1326907-4-armbru@redhat.com> In-Reply-To: <20201218205407.1326907-1-armbru@redhat.com> References: <20201218205407.1326907-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=armbru@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable 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=63.128.21.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: marcandre.lureau@redhat.com, jsnow@redhat.com, ehabkost@redhat.com, crosa@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: John Snow Mypy cannot understand that this match can never be None, so help it along. Signed-off-by: John Snow Message-Id: <20201217015927.197287-4-jsnow@redhat.com> --- scripts/qapi/main.py | 2 ++ 1 file changed, 2 insertions(+) diff --git a/scripts/qapi/main.py b/scripts/qapi/main.py index 42517210b8..703e7ed1ed 100644 --- a/scripts/qapi/main.py +++ b/scripts/qapi/main.py @@ -23,6 +23,8 @@ from .visit import gen_visit =20 def invalid_prefix_char(prefix: str) -> Optional[str]: match =3D re.match(r'([A-Za-z_.-][A-Za-z0-9_.-]*)?', prefix) + # match cannot be None, but mypy cannot infer that. + assert match is not None if match.end() !=3D len(prefix): return prefix[match.end()] return None --=20 2.26.2