Run mypy in azure-keyvault-certificates CI (Azure#20525)

Author: Yalin Li

eng/tox/mypy_hard_failure_packages.py

@@ -10,6 +10,7 @@
   "azure-eventhub",
   "azure-identity",
   "azure-keyvault-administration",
+  "azure-keyvault-certificates",
   "azure-servicebus",
   "azure-ai-textanalytics",
   "azure-ai-formrecognizer",

sdk/keyvault/azure-keyvault-certificates/azure/keyvault/certificates/_client.py

@@ -134,7 +134,7 @@ def begin_create_certificate(self, certificate_name, policy, **kwargs):
         create_certificate_polling = CreateCertificatePoller(
             get_certificate_command=get_certificate_command, interval=polling_interval
         )
-        return LROPoller(command, create_certificate_operation, None, create_certificate_polling)
+        return LROPoller(command, create_certificate_operation, lambda *_: None, create_certificate_polling)
 
     @distributed_trace
     def get_certificate(self, certificate_name, **kwargs):
@@ -668,13 +668,15 @@ def set_contacts(self, contacts, **kwargs):
                 :caption: Create contacts
                 :dedent: 8
         """
-        contacts = self._client.set_certificate_contacts(
+        new_contacts = self._client.set_certificate_contacts(
             vault_base_url=self.vault_url,
             contacts=self._models.Contacts(contact_list=[c._to_certificate_contacts_item() for c in contacts]),
             error_map=_error_map,
             **kwargs
         )
-        return [CertificateContact._from_certificate_contacts_item(contact_item=item) for item in contacts.contact_list]
+        return [
+            CertificateContact._from_certificate_contacts_item(contact_item=item) for item in new_contacts.contact_list
+        ]
 
     @distributed_trace
     def get_contacts(self, **kwargs):
@@ -885,7 +887,7 @@ def create_issuer(self, issuer_name, provider, **kwargs):
                     phone=contact.phone,
                 )
                 for contact in admin_contacts
-            ]
+            ]  # type: Optional[List[Any]]
         else:
             admin_details = None
         if organization_id or admin_details:
@@ -946,7 +948,7 @@ def update_issuer(self, issuer_name, **kwargs):
                     phone=contact.phone,
                 )
                 for contact in admin_contacts
-            ]
+            ]  # type: Optional[List[Any]]
         else:
             admin_details = None
         if organization_id or admin_details: