diff --git a/kms/snippets/create_key_asymmetric_decrypt.py b/kms/snippets/create_key_asymmetric_decrypt.py
index 993d6840a2df..5d0e64a0754e 100644
--- a/kms/snippets/create_key_asymmetric_decrypt.py
+++ b/kms/snippets/create_key_asymmetric_decrypt.py
@@ -13,7 +13,7 @@
 
 
 # [START kms_create_key_asymmetric_decrypt]
-def create_key_asymmetric_decrypt(project_id, location_id, key_ring_id, id):
+def create_key_asymmetric_decrypt(project_id, location_id, key_ring_id, key_id):
     """
     Creates a new asymmetric decryption key in Cloud KMS.
 
@@ -21,7 +21,7 @@ def create_key_asymmetric_decrypt(project_id, location_id, key_ring_id, id):
         project_id (string): Google Cloud project ID (e.g. 'my-project').
         location_id (string): Cloud KMS location (e.g. 'us-east1').
         key_ring_id (string): ID of the Cloud KMS key ring (e.g. 'my-key-ring').
-        id (string): ID of the key to create (e.g. 'my-asymmetric-decrypt-key').
+        key_id (string): ID of the key to create (e.g. 'my-asymmetric-decrypt-key').
 
     Returns:
         CryptoKey: Cloud KMS key.
@@ -54,7 +54,8 @@ def create_key_asymmetric_decrypt(project_id, location_id, key_ring_id, id):
     }
 
     # Call the API.
-    created_key = client.create_crypto_key(request={'parent': key_ring_name, 'crypto_key_id': id, 'crypto_key': key})
+    created_key = client.create_crypto_key(
+        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
     print('Created asymmetric decrypt key: {}'.format(created_key.name))
     return created_key
 # [END kms_create_key_asymmetric_decrypt]
diff --git a/kms/snippets/create_key_asymmetric_sign.py b/kms/snippets/create_key_asymmetric_sign.py
index b3fbaa9e2fd2..0422508ceb21 100644
--- a/kms/snippets/create_key_asymmetric_sign.py
+++ b/kms/snippets/create_key_asymmetric_sign.py
@@ -13,7 +13,7 @@
 
 
 # [START kms_create_key_asymmetric_sign]
-def create_key_asymmetric_sign(project_id, location_id, key_ring_id, id):
+def create_key_asymmetric_sign(project_id, location_id, key_ring_id, key_id):
     """
     Creates a new asymmetric signing key in Cloud KMS.
 
@@ -21,7 +21,7 @@ def create_key_asymmetric_sign(project_id, location_id, key_ring_id, id):
         project_id (string): Google Cloud project ID (e.g. 'my-project').
         location_id (string): Cloud KMS location (e.g. 'us-east1').
         key_ring_id (string): ID of the Cloud KMS key ring (e.g. 'my-key-ring').
-        id (string): ID of the key to create (e.g. 'my-asymmetric-signing-key').
+        key_id (string): ID of the key to create (e.g. 'my-asymmetric-signing-key').
 
     Returns:
         CryptoKey: Cloud KMS key.
@@ -54,7 +54,8 @@ def create_key_asymmetric_sign(project_id, location_id, key_ring_id, id):
     }
 
     # Call the API.
-    created_key = client.create_crypto_key(request={'parent': key_ring_name, 'crypto_key_id': id, 'crypto_key': key})
+    created_key = client.create_crypto_key(
+        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
     print('Created asymmetric signing key: {}'.format(created_key.name))
     return created_key
 # [END kms_create_key_asymmetric_sign]
diff --git a/kms/snippets/create_key_hsm.py b/kms/snippets/create_key_hsm.py
index a850391a3eb7..6e95e68c9275 100644
--- a/kms/snippets/create_key_hsm.py
+++ b/kms/snippets/create_key_hsm.py
@@ -13,7 +13,7 @@
 
 
 # [START kms_create_key_hsm]
-def create_key_hsm(project_id, location_id, key_ring_id, id):
+def create_key_hsm(project_id, location_id, key_ring_id, key_id):
     """
     Creates a new key in Cloud KMS backed by Cloud HSM.
 
@@ -21,7 +21,7 @@ def create_key_hsm(project_id, location_id, key_ring_id, id):
         project_id (string): Google Cloud project ID (e.g. 'my-project').
         location_id (string): Cloud KMS location (e.g. 'us-east1').
         key_ring_id (string): ID of the Cloud KMS key ring (e.g. 'my-key-ring').
-        id (string): ID of the key to create (e.g. 'my-hsm-key').
+        key_id (string): ID of the key to create (e.g. 'my-hsm-key').
 
     Returns:
         CryptoKey: Cloud KMS key.
@@ -56,7 +56,8 @@ def create_key_hsm(project_id, location_id, key_ring_id, id):
     }
 
     # Call the API.
-    created_key = client.create_crypto_key(request={'parent': key_ring_name, 'crypto_key_id': id, 'crypto_key': key})
+    created_key = client.create_crypto_key(
+        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
     print('Created hsm key: {}'.format(created_key.name))
     return created_key
 # [END kms_create_key_hsm]
diff --git a/kms/snippets/create_key_labels.py b/kms/snippets/create_key_labels.py
index 1bef62ebfb24..cf84265a704e 100644
--- a/kms/snippets/create_key_labels.py
+++ b/kms/snippets/create_key_labels.py
@@ -13,7 +13,7 @@
 
 
 # [START kms_create_key_labels]
-def create_key_labels(project_id, location_id, key_ring_id, id):
+def create_key_labels(project_id, location_id, key_ring_id, key_id):
     """
     Creates a new key in Cloud KMS with labels.
 
@@ -21,7 +21,7 @@ def create_key_labels(project_id, location_id, key_ring_id, id):
         project_id (string): Google Cloud project ID (e.g. 'my-project').
         location_id (string): Cloud KMS location (e.g. 'us-east1').
         key_ring_id (string): ID of the Cloud KMS key ring (e.g. 'my-key-ring').
-        id (string): ID of the key to create (e.g. 'my-labeled-key').
+        key_id (string): ID of the key to create (e.g. 'my-labeled-key').
 
     Returns:
         CryptoKey: Cloud KMS key.
@@ -52,7 +52,8 @@ def create_key_labels(project_id, location_id, key_ring_id, id):
     }
 
     # Call the API.
-    created_key = client.create_crypto_key(request={'parent': key_ring_name, 'crypto_key_id': id, 'crypto_key': key})
+    created_key = client.create_crypto_key(
+        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
     print('Created labeled key: {}'.format(created_key.name))
     return created_key
 # [END kms_create_key_labels]
diff --git a/kms/snippets/create_key_mac.py b/kms/snippets/create_key_mac.py
index db8d086eded6..7c4c86755843 100644
--- a/kms/snippets/create_key_mac.py
+++ b/kms/snippets/create_key_mac.py
@@ -13,7 +13,7 @@
 
 
 # [START kms_create_key_mac]
-def create_key_mac(project_id, location_id, key_ring_id, id):
+def create_key_mac(project_id, location_id, key_ring_id, key_id):
     """
     Creates a new key in Cloud KMS for HMAC operations.
 
@@ -21,7 +21,7 @@ def create_key_mac(project_id, location_id, key_ring_id, id):
         project_id (string): Google Cloud project ID (e.g. 'my-project').
         location_id (string): Cloud KMS location (e.g. 'us-east1').
         key_ring_id (string): ID of the Cloud KMS key ring (e.g. 'my-key-ring').
-        id (string): ID of the key to create (e.g. 'my-mac-key').
+        key_id (string): ID of the key to create (e.g. 'my-mac-key').
 
     Returns:
         CryptoKey: Cloud KMS key.
@@ -54,7 +54,8 @@ def create_key_mac(project_id, location_id, key_ring_id, id):
     }
 
     # Call the API.
-    created_key = client.create_crypto_key(request={'parent': key_ring_name, 'crypto_key_id': id, 'crypto_key': key})
+    created_key = client.create_crypto_key(
+        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
     print('Created mac key: {}'.format(created_key.name))
     return created_key
 # [END kms_create_key_mac]
diff --git a/kms/snippets/create_key_ring.py b/kms/snippets/create_key_ring.py
index 49348aa9a20d..89e914e54268 100644
--- a/kms/snippets/create_key_ring.py
+++ b/kms/snippets/create_key_ring.py
@@ -13,14 +13,14 @@
 
 
 # [START kms_create_key_ring]
-def create_key_ring(project_id, location_id, id):
+def create_key_ring(project_id, location_id, key_ring_id):
     """
     Creates a new key ring in Cloud KMS
 
     Args:
         project_id (string): Google Cloud project ID (e.g. 'my-project').
         location_id (string): Cloud KMS location (e.g. 'us-east1').
-        id (string): ID of the key ring to create (e.g. 'my-key-ring').
+        key_ring_id (string): ID of the key ring to create (e.g. 'my-key-ring').
 
     Returns:
         KeyRing: Cloud KMS key ring.
@@ -40,7 +40,8 @@ def create_key_ring(project_id, location_id, id):
     key_ring = {}
 
     # Call the API.
-    created_key_ring = client.create_key_ring(request={'parent': location_name, 'key_ring_id': id, 'key_ring': key_ring})
+    created_key_ring = client.create_key_ring(
+        request={'parent': location_name, 'key_ring_id': key_ring_id, 'key_ring': key_ring})
     print('Created key ring: {}'.format(created_key_ring.name))
     return created_key_ring
 # [END kms_create_key_ring]
diff --git a/kms/snippets/create_key_rotation_schedule.py b/kms/snippets/create_key_rotation_schedule.py
index 02e323345e6f..ce450dea8334 100644
--- a/kms/snippets/create_key_rotation_schedule.py
+++ b/kms/snippets/create_key_rotation_schedule.py
@@ -13,7 +13,7 @@
 
 
 # [START kms_create_key_rotation_schedule]
-def create_key_rotation_schedule(project_id, location_id, key_ring_id, id):
+def create_key_rotation_schedule(project_id, location_id, key_ring_id, key_id):
     """
     Creates a new key in Cloud KMS that automatically rotates.
 
@@ -21,7 +21,7 @@ def create_key_rotation_schedule(project_id, location_id, key_ring_id, id):
         project_id (string): Google Cloud project ID (e.g. 'my-project').
         location_id (string): Cloud KMS location (e.g. 'us-east1').
         key_ring_id (string): ID of the Cloud KMS key ring (e.g. 'my-key-ring').
-        id (string): ID of the key to create (e.g. 'my-rotating-key').
+        key_id (string): ID of the key to create (e.g. 'my-rotating-key').
 
     Returns:
         CryptoKey: Cloud KMS key.
@@ -51,17 +51,18 @@ def create_key_rotation_schedule(project_id, location_id, key_ring_id, id):
 
         # Rotate the key every 30 days.
         'rotation_period': {
-            'seconds': 60*60*24*30
+            'seconds': 60 * 60 * 24 * 30
         },
 
         # Start the first rotation in 24 hours.
         'next_rotation_time': {
-            'seconds': int(time.time()) + 60*60*24
+            'seconds': int(time.time()) + 60 * 60 * 24
         }
     }
 
     # Call the API.
-    created_key = client.create_crypto_key(request={'parent': key_ring_name, 'crypto_key_id': id, 'crypto_key': key})
+    created_key = client.create_crypto_key(
+        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
     print('Created labeled key: {}'.format(created_key.name))
     return created_key
 # [END kms_create_key_rotation_schedule]
diff --git a/kms/snippets/create_key_symmetric_encrypt_decrypt.py b/kms/snippets/create_key_symmetric_encrypt_decrypt.py
index 1b6b88c5cf50..abc4eae2b787 100644
--- a/kms/snippets/create_key_symmetric_encrypt_decrypt.py
+++ b/kms/snippets/create_key_symmetric_encrypt_decrypt.py
@@ -13,7 +13,7 @@
 
 
 # [START kms_create_key_symmetric_encrypt_decrypt]
-def create_key_symmetric_encrypt_decrypt(project_id, location_id, key_ring_id, id):
+def create_key_symmetric_encrypt_decrypt(project_id, location_id, key_ring_id, key_id):
     """
     Creates a new symmetric encryption/decryption key in Cloud KMS.
 
@@ -21,7 +21,7 @@ def create_key_symmetric_encrypt_decrypt(project_id, location_id, key_ring_id, i
         project_id (string): Google Cloud project ID (e.g. 'my-project').
         location_id (string): Cloud KMS location (e.g. 'us-east1').
         key_ring_id (string): ID of the Cloud KMS key ring (e.g. 'my-key-ring').
-        id (string): ID of the key to create (e.g. 'my-symmetric-key').
+        key_id (string): ID of the key to create (e.g. 'my-symmetric-key').
 
     Returns:
         CryptoKey: Cloud KMS key.
@@ -43,12 +43,13 @@ def create_key_symmetric_encrypt_decrypt(project_id, location_id, key_ring_id, i
     key = {
         'purpose': purpose,
         'version_template': {
-          'algorithm': algorithm,
+            'algorithm': algorithm,
         }
     }
 
     # Call the API.
-    created_key = client.create_crypto_key(request={'parent': key_ring_name, 'crypto_key_id': id, 'crypto_key': key})
+    created_key = client.create_crypto_key(
+        request={'parent': key_ring_name, 'crypto_key_id': key_id, 'crypto_key': key})
     print('Created symmetric key: {}'.format(created_key.name))
     return created_key
 # [END kms_create_key_symmetric_encrypt_decrypt]