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bh=UWlRvp04PP8y4awj0DstdIy0uVKYQOYQ4hnvF2zD2T8=; b=JXN6KDgrIdFSjhAdxO7J2NIxuTd0gE6e8YYknA5yxNsBVSE/d5P3L9P2K3Vp5vy/tugziH kd/7685KUKCth6nEZLHhhp1gORUQkHlls30ciyhRYJQ9emu6HqRlUUBs+ZeLkQdqdHuHqG JOe69P+DDLkofe0wt46Z/THv+sZlNlg= X-MC-Unique: -iqOFrKlOyiaIBC0bTVlIg-1 From: John Snow To: qemu-devel@nongnu.org Subject: [PATCH v3 03/17] qapi/main: handle theoretical None-return from re.match() Date: Tue, 19 Jan 2021 13:02:28 -0500 Message-Id: <20210119180242.1570753-4-jsnow@redhat.com> In-Reply-To: <20210119180242.1570753-1-jsnow@redhat.com> References: <20210119180242.1570753-1-jsnow@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jsnow@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=216.205.24.124; envelope-from=jsnow@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.195, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=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: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , John Snow , Markus Armbruster , Eduardo Habkost , Cleber Rosa 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" Mypy cannot understand that this match can never be None, so help it along. Signed-off-by: John Snow --- scripts/qapi/main.py | 2 ++ 1 file changed, 2 insertions(+) diff --git a/scripts/qapi/main.py b/scripts/qapi/main.py index 42517210b80..703e7ed1ed5 100644 --- a/scripts/qapi/main.py +++ b/scripts/qapi/main.py @@ -23,6 +23,8 @@ =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