fix: Add type hints for KMS snippets

kms/snippets/check_state_import_job.py

@@ -13,7 +13,12 @@
 
 
 # [START kms_check_state_import_job]
-def check_state_import_job(project_id, location_id, key_ring_id, import_job_id):
+from google.cloud import kms
+
+
+def check_state_import_job(
+    project_id: str, location_id: str, key_ring_id: str, import_job_id: str
+) -> None:
     """
     Check the state of an import job in Cloud KMS.
 
@@ -24,18 +29,18 @@ def check_state_import_job(project_id, location_id, key_ring_id, import_job_id):
         import_job_id (string): ID of the import job (e.g. 'my-import-job').
     """
 
-    # Import the client library.
-    from google.cloud import kms
-
     # Create the client.
     client = kms.KeyManagementServiceClient()
 
     # Retrieve the fully-qualified import_job string.
     import_job_name = client.import_job_path(
-        project_id, location_id, key_ring_id, import_job_id)
+        project_id, location_id, key_ring_id, import_job_id
+    )
 
     # Retrieve the state from an existing import job.
     import_job = client.get_import_job(name=import_job_name)
 
-    print(f'Current state of import job {import_job.name}: {import_job.state}')
+    print(f"Current state of import job {import_job.name}: {import_job.state}")
+
+
 # [END kms_check_state_import_job]

kms/snippets/check_state_imported_key.py

@@ -13,7 +13,12 @@
 
 
 # [START kms_check_state_imported_key]
-def check_state_imported_key(project_id, location_id, key_ring_id, import_job_id):
+from google.cloud import kms
+
+
+def check_state_imported_key(
+    project_id: str, location_id: str, key_ring_id: str, import_job_id: str
+) -> None:
     """
     Check the state of an import job in Cloud KMS.
 
@@ -24,18 +29,18 @@ def check_state_imported_key(project_id, location_id, key_ring_id, import_job_id
         import_job_id (string): ID of the import job (e.g. 'my-import-job').
     """
 
-    # Import the client library.
-    from google.cloud import kms
-
     # Create the client.
     client = kms.KeyManagementServiceClient()
 
     # Retrieve the fully-qualified import_job string.
     import_job_name = client.import_job_path(
-        project_id, location_id, key_ring_id, import_job_id)
+        project_id, location_id, key_ring_id, import_job_id
+    )
 
     # Retrieve the state from an existing import job.
     import_job = client.get_import_job(name=import_job_name)
 
-    print(f'Current state of import job {import_job.name}: {import_job.state}')
+    print(f"Current state of import job {import_job.name}: {import_job.state}")
+
+
 # [END kms_check_state_imported_key]

kms/snippets/create_import_job.py

@@ -13,7 +13,12 @@
 
 
 # [START kms_create_import_job]
-def create_import_job(project_id, location_id, key_ring_id, import_job_id):
+from google.cloud import kms
+
+
+def create_import_job(
+    project_id: str, location_id: str, key_ring_id: str, import_job_id: str
+) -> None:
     """
     Create a new import job in Cloud KMS.
 
@@ -24,9 +29,6 @@ def create_import_job(project_id, location_id, key_ring_id, import_job_id):
         import_job_id (string): ID of the import job (e.g. 'my-import-job').
     """
 
-    # Import the client library.
-    from google.cloud import kms
-
     # Create the client.
     client = kms.KeyManagementServiceClient()
 
@@ -38,10 +40,21 @@ def create_import_job(project_id, location_id, key_ring_id, import_job_id):
 
     import_method = kms.ImportJob.ImportMethod.RSA_OAEP_3072_SHA1_AES_256
     protection_level = kms.ProtectionLevel.HSM
-    import_job_params = {"import_method": import_method, "protection_level": protection_level}
+    import_job_params = {
+        "import_method": import_method,
+        "protection_level": protection_level,
+    }
 
     # Call the client to create a new import job.
-    import_job = client.create_import_job({"parent": key_ring_name, "import_job_id": import_job_id, "import_job": import_job_params})
+    import_job = client.create_import_job(
+        {
+            "parent": key_ring_name,
+            "import_job_id": import_job_id,
+            "import_job": import_job_params,
+        }
+    )
+
+    print(f"Created import job: {import_job.name}")
+
 
-    print(f'Created import job: {import_job.name}')
 # [END kms_create_import_job]

kms/snippets/create_key_asymmetric_decrypt.py

@@ -11,9 +11,17 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 
-
 # [START kms_create_key_asymmetric_decrypt]
-def create_key_asymmetric_decrypt(project_id, location_id, key_ring_id, key_id):
+import datetime
+
+# Import the client library.
+from google.cloud import kms
+from google.protobuf import duration_pb2  # type: ignore
+
+
+def create_key_asymmetric_decrypt(
+    project_id: str, location_id: str, key_ring_id: str, key_id: str
+) -> kms.CryptoKey:
     """
     Creates a new asymmetric decryption key in Cloud KMS.
 
@@ -28,11 +36,6 @@ def create_key_asymmetric_decrypt(project_id, location_id, key_ring_id, key_id):
 
     """
 
-    # Import the client library.
-    from google.cloud import kms
-    from google.protobuf import duration_pb2
-    import datetime
-
     # Create the client.
     client = kms.KeyManagementServiceClient()
 
@@ -41,21 +44,27 @@ def create_key_asymmetric_decrypt(project_id, location_id, key_ring_id, key_id):
 
     # Build the key.
     purpose = kms.CryptoKey.CryptoKeyPurpose.ASYMMETRIC_DECRYPT
-    algorithm = kms.CryptoKeyVersion.CryptoKeyVersionAlgorithm.RSA_DECRYPT_OAEP_2048_SHA256
+    algorithm = (
+        kms.CryptoKeyVersion.CryptoKeyVersionAlgorithm.RSA_DECRYPT_OAEP_2048_SHA256
+    )
     key = {
-        'purpose': purpose,
-        'version_template': {
-            'algorithm': algorithm,
+        "purpose": purpose,
+        "version_template": {
+            "algorithm": algorithm,
         },
-
         # Optional: customize how long key versions should be kept before
         # destroying.
-        'destroy_scheduled_duration': duration_pb2.Duration().FromTimedelta(datetime.timedelta(days=1))
+        "destroy_scheduled_duration": duration_pb2.Duration().FromTimedelta(
+            datetime.timedelta(days=1)
+        ),
     }
 
     # Call the API.
     created_key = client.create_crypto_key(
-        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
-    print(f'Created asymmetric decrypt key: {created_key.name}')
+        request={"parent": key_ring_name, "crypto_key_id": key_id, "crypto_key": key}
+    )
+    print(f"Created asymmetric decrypt key: {created_key.name}")
     return created_key
+
+
 # [END kms_create_key_asymmetric_decrypt]

kms/snippets/create_key_asymmetric_sign.py

@@ -11,9 +11,18 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 
-
 # [START kms_create_key_asymmetric_sign]
-def create_key_asymmetric_sign(project_id, location_id, key_ring_id, key_id):
+
+import datetime
+
+# Import the client library.
+from google.cloud import kms
+from google.protobuf import duration_pb2  # type: ignore
+
+
+def create_key_asymmetric_sign(
+    project_id: str, location_id: str, key_ring_id: str, key_id: str
+) -> kms.CryptoKey:
     """
     Creates a new asymmetric signing key in Cloud KMS.
 
@@ -28,11 +37,6 @@ def create_key_asymmetric_sign(project_id, location_id, key_ring_id, key_id):
 
     """
 
-    # Import the client library.
-    from google.cloud import kms
-    from google.protobuf import duration_pb2
-    import datetime
-
     # Create the client.
     client = kms.KeyManagementServiceClient()
 
@@ -41,21 +45,27 @@ def create_key_asymmetric_sign(project_id, location_id, key_ring_id, key_id):
 
     # Build the key.
     purpose = kms.CryptoKey.CryptoKeyPurpose.ASYMMETRIC_SIGN
-    algorithm = kms.CryptoKeyVersion.CryptoKeyVersionAlgorithm.RSA_SIGN_PKCS1_2048_SHA256
+    algorithm = (
+        kms.CryptoKeyVersion.CryptoKeyVersionAlgorithm.RSA_SIGN_PKCS1_2048_SHA256
+    )
     key = {
-        'purpose': purpose,
-        'version_template': {
-            'algorithm': algorithm,
+        "purpose": purpose,
+        "version_template": {
+            "algorithm": algorithm,
         },
-
         # Optional: customize how long key versions should be kept before
         # destroying.
-        'destroy_scheduled_duration': duration_pb2.Duration().FromTimedelta(datetime.timedelta(days=1))
+        "destroy_scheduled_duration": duration_pb2.Duration().FromTimedelta(
+            datetime.timedelta(days=1)
+        ),
     }
 
     # Call the API.
     created_key = client.create_crypto_key(
-        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
-    print(f'Created asymmetric signing key: {created_key.name}')
+        request={"parent": key_ring_name, "crypto_key_id": key_id, "crypto_key": key}
+    )
+    print(f"Created asymmetric signing key: {created_key.name}")
     return created_key
+
+
 # [END kms_create_key_asymmetric_sign]

kms/snippets/create_key_for_import.py

@@ -13,7 +13,12 @@
 
 
 # [START kms_create_key_for_import]
-def create_key_for_import(project_id, location_id, key_ring_id, crypto_key_id):
+from google.cloud import kms
+
+
+def create_key_for_import(
+    project_id: str, location_id: str, key_ring_id: str, crypto_key_id: str
+) -> None:
     """
 
     Sets up an empty CryptoKey within a KeyRing for import.
@@ -26,9 +31,6 @@ def create_key_for_import(project_id, location_id, key_ring_id, crypto_key_id):
         crypto_key_id (string): ID of the key to import (e.g. 'my-asymmetric-signing-key').
     """
 
-    # Import the client library.
-    from google.cloud import kms
-
     # Create the client.
     client = kms.KeyManagementServiceClient()
 
@@ -38,17 +40,25 @@ def create_key_for_import(project_id, location_id, key_ring_id, crypto_key_id):
     algorithm = kms.CryptoKeyVersion.CryptoKeyVersionAlgorithm.EC_SIGN_P256_SHA256
     protection_level = kms.ProtectionLevel.HSM
     key = {
-        'purpose': purpose,
-        'version_template': {
-            'algorithm': algorithm,
-            'protection_level': protection_level
-        }
+        "purpose": purpose,
+        "version_template": {
+            "algorithm": algorithm,
+            "protection_level": protection_level,
+        },
     }
 
     # Build the parent key ring name.
     key_ring_name = client.key_ring_path(project_id, location_id, key_ring_id)
 
     # Call the API.
-    created_key = client.create_crypto_key(request={'parent': key_ring_name, 'crypto_key_id': crypto_key_id, 'crypto_key': key})
-    print(f'Created hsm key: {created_key.name}')
+    created_key = client.create_crypto_key(
+        request={
+            "parent": key_ring_name,
+            "crypto_key_id": crypto_key_id,
+            "crypto_key": key,
+        }
+    )
+    print(f"Created hsm key: {created_key.name}")
+
+
 # [END kms_create_key_for_import]

kms/snippets/create_key_hsm.py

@@ -11,9 +11,16 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 
-
 # [START kms_create_key_hsm]
-def create_key_hsm(project_id, location_id, key_ring_id, key_id):
+import datetime
+
+from google.cloud import kms
+from google.protobuf import duration_pb2  # type: ignore
+
+
+def create_key_hsm(
+    project_id: str, location_id: str, key_ring_id: str, key_id: str
+) -> kms.CryptoKey:
     """
     Creates a new key in Cloud KMS backed by Cloud HSM.
 
@@ -28,11 +35,6 @@ def create_key_hsm(project_id, location_id, key_ring_id, key_id):
 
     """
 
-    # Import the client library.
-    from google.cloud import kms
-    from google.protobuf import duration_pb2
-    import datetime
-
     # Create the client.
     client = kms.KeyManagementServiceClient()
 
@@ -41,23 +43,29 @@ def create_key_hsm(project_id, location_id, key_ring_id, key_id):
 
     # Build the key.
     purpose = kms.CryptoKey.CryptoKeyPurpose.ENCRYPT_DECRYPT
-    algorithm = kms.CryptoKeyVersion.CryptoKeyVersionAlgorithm.GOOGLE_SYMMETRIC_ENCRYPTION
+    algorithm = (
+        kms.CryptoKeyVersion.CryptoKeyVersionAlgorithm.GOOGLE_SYMMETRIC_ENCRYPTION
+    )
     protection_level = kms.ProtectionLevel.HSM
     key = {
-        'purpose': purpose,
-        'version_template': {
-            'algorithm': algorithm,
-            'protection_level': protection_level
+        "purpose": purpose,
+        "version_template": {
+            "algorithm": algorithm,
+            "protection_level": protection_level,
         },
-
         # Optional: customize how long key versions should be kept before
         # destroying.
-        'destroy_scheduled_duration': duration_pb2.Duration().FromTimedelta(datetime.timedelta(days=1))
+        "destroy_scheduled_duration": duration_pb2.Duration().FromTimedelta(
+            datetime.timedelta(days=1)
+        ),
     }
 
     # Call the API.
     created_key = client.create_crypto_key(
-        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
-    print(f'Created hsm key: {created_key.name}')
+        request={"parent": key_ring_name, "crypto_key_id": key_id, "crypto_key": key}
+    )
+    print(f"Created hsm key: {created_key.name}")
     return created_key
+
+
 # [END kms_create_key_hsm]