diff --git a/.github/linters/.flake8 b/.github/linters/.flake8
new file mode 100644
index 0000000..2050bd5
--- /dev/null
+++ b/.github/linters/.flake8
@@ -0,0 +1,5 @@
+[flake8]
+max-line-length = 120
+exclude =
+  # Exclude generated code.
+  *_pb2.py
diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index f117026..8bf8e38 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -45,10 +45,10 @@ jobs:
       # Run Linter against code base #
       ################################
       - name: Lint Code Base
-        uses: github/super-linter@v3
+        uses: github/super-linter/slim@v4
         env:
           VALIDATE_ALL_CODEBASE: true
-          # VALIDATE_PYTHON_FLAKE8: true
+          VALIDATE_PYTHON_FLAKE8: true
           VALIDATE_BASH: true
           VALIDATE_JSON: true
           VALIDATE_DOCKERFILE_HADOLINT: true
diff --git a/.github/workflows/python-tests.yml b/.github/workflows/python-tests.yml
index 993dfea..84cc5a6 100644
--- a/.github/workflows/python-tests.yml
+++ b/.github/workflows/python-tests.yml
@@ -19,4 +19,4 @@ jobs:
         pip install -r test-requirements.txt
         pip install -r requirements.txt
         export PYTHONPATH=`pwd`
-        pytest --cov=minerconfig --cov=lib --cov-fail-under=1
\ No newline at end of file
+        pytest --cov=gatewayconfig --cov=lib --cov-fail-under=70
diff --git a/.github/workflows/security-audit.yml b/.github/workflows/security-audit.yml
index 1157c1a..dd99b41 100644
--- a/.github/workflows/security-audit.yml
+++ b/.github/workflows/security-audit.yml
@@ -16,4 +16,4 @@ jobs:
     - name: Run bandit against code base 
       run: |
         pip install bandit
-        bandit -r config-python        
+        bandit -r .
diff --git a/gatewayconfig/__main__.py b/gatewayconfig/__main__.py
index b4780c5..0db1aa8 100644
--- a/gatewayconfig/__main__.py
+++ b/gatewayconfig/__main__.py
@@ -6,7 +6,7 @@
 logger = get_logger(__name__)
 VARIANT = os.getenv('VARIANT')
 # SENTRY_CONFIG currently being used in production
-SENTRY_DSN = os.getenv('SENTRY_CONFIG') # https://docs.sentry.io/product/sentry-basics/dsn-explainer/
+SENTRY_DSN = os.getenv('SENTRY_CONFIG')  # https://docs.sentry.io/product/sentry-basics/dsn-explainer/
 BALENA_DEVICE_UUID = os.getenv('BALENA_DEVICE_UUID')
 BALENA_APP_NAME = os.getenv('BALENA_APP_NAME')
 FIRMWARE_VERSION = os.getenv('FIRMWARE_VERSION')
@@ -24,10 +24,12 @@
 )
 ETHERNET_IS_ONLINE_FILEPATH = os.getenv('ETHERNET_IS_ONLINE_FILEPATH', '/sys/class/net/eth0/carrier')
 
+
 def main():
     validate_env()
     start()
 
+
 def validate_env():
     logger.debug("Starting with the following ENV:\n\
         SENTRY_DSN=%s\n\
@@ -50,6 +52,7 @@ def validate_env():
             FIRMWARE_VERSION
         ))
 
+
 def start():
     config_app = GatewayconfigApp(
             SENTRY_DSN,
diff --git a/gatewayconfig/bluetooth/advertisements/bluetooth_connection_advertisement.py b/gatewayconfig/bluetooth/advertisements/bluetooth_connection_advertisement.py
index f88428a..a207424 100644
--- a/gatewayconfig/bluetooth/advertisements/bluetooth_connection_advertisement.py
+++ b/gatewayconfig/bluetooth/advertisements/bluetooth_connection_advertisement.py
@@ -22,4 +22,4 @@ def __init__(self, index, eth0_mac_address, advertisement_type, variant_details)
 
         self.add_local_name(advertisement_name)
         self.include_tx_power = True
-        self.service_uuids = [constants.HELIUM_SERVICE_UUID]
\ No newline at end of file
+        self.service_uuids = [constants.HELIUM_SERVICE_UUID]
diff --git a/gatewayconfig/bluetooth/characteristics/assert_location_characteristic.py b/gatewayconfig/bluetooth/characteristics/assert_location_characteristic.py
index ac6f965..8c20fa2 100644
--- a/gatewayconfig/bluetooth/characteristics/assert_location_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/assert_location_characteristic.py
@@ -71,8 +71,9 @@ def WriteValue(self, value, options):
             fee = assert_location_details.fee
             payer = assert_location_details.payer
 
-            logger.debug("Going to assert location for h3 %s, owner %s, nonce %s, amount %s, fee %s, payer %s" % 
-                (h3_string, owner, nonce, amount, fee, payer))
+            logger.debug("Going to assert location for h3 %s, owner %s, nonce %s, amount %s, fee %s, payer %s" %
+                         (h3_string, owner, nonce, amount, fee, payer))
+
             miner_assert_request = miner_interface.AssertLocation(h3_string, owner, nonce, amount, fee, payer)
 
             logger.debug("Asserted location")
diff --git a/gatewayconfig/bluetooth/characteristics/diagnostics_characteristic.py b/gatewayconfig/bluetooth/characteristics/diagnostics_characteristic.py
index 955c070..d76968b 100644
--- a/gatewayconfig/bluetooth/characteristics/diagnostics_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/diagnostics_characteristic.py
@@ -1,5 +1,4 @@
 import dbus
-import os
 from time import sleep
 
 from lib.cputemp.service import Characteristic
diff --git a/gatewayconfig/bluetooth/characteristics/ethernet_online_characteristic.py b/gatewayconfig/bluetooth/characteristics/ethernet_online_characteristic.py
index b00393b..7088fb8 100644
--- a/gatewayconfig/bluetooth/characteristics/ethernet_online_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/ethernet_online_characteristic.py
@@ -26,4 +26,4 @@ def ReadValue(self, options):
 
         is_ethernet_online = read_ethernet_is_online(self.ethernet_is_online_filepath)
         logger.debug("Ethernet is online: %s" % is_ethernet_online)
-        return string_to_dbus_encoded_byte_array(is_ethernet_online)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(is_ethernet_online)
diff --git a/gatewayconfig/bluetooth/characteristics/lights_characteristic.py b/gatewayconfig/bluetooth/characteristics/lights_characteristic.py
index d44a3a4..d274681 100644
--- a/gatewayconfig/bluetooth/characteristics/lights_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/lights_characteristic.py
@@ -1,6 +1,3 @@
-import logging
-import dbus
-
 from lib.cputemp.service import Characteristic
 
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
@@ -24,4 +21,4 @@ def __init__(self, service):
 
     def ReadValue(self, options):
         logger.debug('Read Lights')
-        return string_to_dbus_encoded_byte_array(DEFAULT_LIGHTS_VALUE)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(DEFAULT_LIGHTS_VALUE)
diff --git a/gatewayconfig/bluetooth/characteristics/mac_address_characteristic.py b/gatewayconfig/bluetooth/characteristics/mac_address_characteristic.py
index c1d8e95..ad31316 100644
--- a/gatewayconfig/bluetooth/characteristics/mac_address_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/mac_address_characteristic.py
@@ -1,6 +1,3 @@
-import logging
-import dbus
-
 from lib.cputemp.service import Characteristic
 
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
@@ -24,4 +21,4 @@ def __init__(self, service, eth0_mac_address):
 
     def ReadValue(self, options):
         logger.debug('Read Mac Address')
-        return string_to_dbus_encoded_byte_array(self.eth0_mac_address)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(self.eth0_mac_address)
diff --git a/gatewayconfig/bluetooth/characteristics/manufacturer_name_characteristic.py b/gatewayconfig/bluetooth/characteristics/manufacturer_name_characteristic.py
index 790789d..93911d1 100644
--- a/gatewayconfig/bluetooth/characteristics/manufacturer_name_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/manufacturer_name_characteristic.py
@@ -7,6 +7,7 @@
 logger = get_logger(__name__)
 MANUFACTURER_NAME = "Nebra LTD."
 
+
 class ManufacturerNameCharacteristic(Characteristic):
     def __init__(self, service):
         Characteristic.__init__(
@@ -15,4 +16,4 @@ def __init__(self, service):
 
     def ReadValue(self, options):
         logger.debug('Read Manufacturer')
-        return string_to_dbus_encoded_byte_array(MANUFACTURER_NAME)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(MANUFACTURER_NAME)
diff --git a/gatewayconfig/bluetooth/characteristics/public_key_characteristic.py b/gatewayconfig/bluetooth/characteristics/public_key_characteristic.py
index 5e5c46f..3dfade0 100644
--- a/gatewayconfig/bluetooth/characteristics/public_key_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/public_key_characteristic.py
@@ -1,7 +1,3 @@
-
-import logging
-import dbus
-
 from lib.cputemp.service import Characteristic
 
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
@@ -27,4 +23,4 @@ def ReadValue(self, options):
         logger.debug("Read Public Key")
         self.shared_state.load_public_key()
         logger.debug("Read Public Key: %s", self.shared_state.public_key)
-        return string_to_dbus_encoded_byte_array(self.shared_state.public_key)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(self.shared_state.public_key)
diff --git a/gatewayconfig/bluetooth/characteristics/wifi_configured_services_characteristic.py b/gatewayconfig/bluetooth/characteristics/wifi_configured_services_characteristic.py
index d1661a9..ccf9340 100644
--- a/gatewayconfig/bluetooth/characteristics/wifi_configured_services_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/wifi_configured_services_characteristic.py
@@ -22,7 +22,6 @@ def __init__(self, service, shared_state):
         self.shared_state = shared_state
         # logger.debug("Constructed WifiConfiguredServicesCharacteristic %s" % self.shared_state.to_s())
 
-
     def ReadValue(self, options):
         logger.debug("Read Wifi CONFIGURED Services")
         try:
diff --git a/gatewayconfig/bluetooth/characteristics/wifi_connect_characteristic.py b/gatewayconfig/bluetooth/characteristics/wifi_connect_characteristic.py
index c1167fe..fd3a88d 100644
--- a/gatewayconfig/bluetooth/characteristics/wifi_connect_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/wifi_connect_characteristic.py
@@ -1,5 +1,3 @@
-import dbus
-
 from lib.cputemp.service import Characteristic
 
 from gatewayconfig.logger import get_logger
@@ -74,7 +72,7 @@ def StartNotify(self):
             try:
                 self.connect_to_wifi(self.wifi_service, self.wifi_password)
             except Exception:
-                pass
+                logger.exception("Wifi connect failed for unknown reason")
 
             # Notify wifi status
             wifi_status = self.check_wifi_status()
diff --git a/gatewayconfig/bluetooth/characteristics/wifi_remove_characteristic.py b/gatewayconfig/bluetooth/characteristics/wifi_remove_characteristic.py
index 3759a2e..2b47dbe 100644
--- a/gatewayconfig/bluetooth/characteristics/wifi_remove_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/wifi_remove_characteristic.py
@@ -52,7 +52,7 @@ def WriteValue(self, value, options):
         wifi_remove_ssid.ParseFromString(bytes(value))
         nmcli_custom.connection.delete(wifi_remove_ssid.service)
         logger.debug('Connection %s should be deleted'
-                      % wifi_remove_ssid.service)
+                     % wifi_remove_ssid.service)
 
     def ReadValue(self, options):
         logger.debug('Read WiFi Remove')
diff --git a/gatewayconfig/bluetooth/characteristics/wifi_services_characteristic.py b/gatewayconfig/bluetooth/characteristics/wifi_services_characteristic.py
index e0c1197..4520c70 100644
--- a/gatewayconfig/bluetooth/characteristics/wifi_services_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/wifi_services_characteristic.py
@@ -35,7 +35,7 @@ def ReadValue(self, options):
                 if(is_valid_ssid(ssid_str)):
                     logger.debug("%s is a valid ssid" % ssid_str)
                     ssid_unknown = ssid_str not in known_wifi_services.services
-                    
+
                     if(ssid_unknown):
                         logger.debug("%s ssid is unknown" % ssid_str)
                         known_wifi_services.services.append(ssid_str)
@@ -54,4 +54,3 @@ def ReadValue(self, options):
 
         except Exception:
             logger.exception('WifiServicesCharacteristic failed for unknown reason')
-
diff --git a/gatewayconfig/bluetooth/characteristics/wifi_ssid_characteristic.py b/gatewayconfig/bluetooth/characteristics/wifi_ssid_characteristic.py
index cf0a768..28cf3ea 100644
--- a/gatewayconfig/bluetooth/characteristics/wifi_ssid_characteristic.py
+++ b/gatewayconfig/bluetooth/characteristics/wifi_ssid_characteristic.py
@@ -36,4 +36,4 @@ def ReadValue(self, options):
             else:
                 logger.debug("Ignoring SSID: %s" % ssid_str)
 
-        return string_to_dbus_encoded_byte_array(active_connection)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(active_connection)
diff --git a/gatewayconfig/bluetooth/descriptors/add_gateway_descriptor.py b/gatewayconfig/bluetooth/descriptors/add_gateway_descriptor.py
index 2656def..8b18257 100644
--- a/gatewayconfig/bluetooth/descriptors/add_gateway_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/add_gateway_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class AddGatewayDescriptor(Descriptor):
 
     def __init__(self, characteristic):
diff --git a/gatewayconfig/bluetooth/descriptors/assert_location_descriptor.py b/gatewayconfig/bluetooth/descriptors/assert_location_descriptor.py
index 0abd44f..0c9c367 100644
--- a/gatewayconfig/bluetooth/descriptors/assert_location_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/assert_location_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class AssertLocationDescriptor(Descriptor):
 
     def __init__(self, characteristic):
@@ -12,4 +13,3 @@ def __init__(self, characteristic):
 
     def ReadValue(self, options):
         return string_to_dbus_encoded_byte_array(constants.ASSERT_LOCATION_LABEL)
-
diff --git a/gatewayconfig/bluetooth/descriptors/lights_descriptor.py b/gatewayconfig/bluetooth/descriptors/lights_descriptor.py
index 938e116..ba28060 100644
--- a/gatewayconfig/bluetooth/descriptors/lights_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/lights_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class LightsDescriptor(Descriptor):
 
     def __init__(self, characteristic):
@@ -12,4 +13,3 @@ def __init__(self, characteristic):
 
     def ReadValue(self, options):
         return string_to_dbus_encoded_byte_array(constants.LIGHTS_LABEL)
-
diff --git a/gatewayconfig/bluetooth/descriptors/mac_address_descriptor.py b/gatewayconfig/bluetooth/descriptors/mac_address_descriptor.py
index 1934183..0d2ab47 100644
--- a/gatewayconfig/bluetooth/descriptors/mac_address_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/mac_address_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class MacAddressDescriptor(Descriptor):
 
     def __init__(self, characteristic):
diff --git a/gatewayconfig/bluetooth/descriptors/onboarding_key_descriptor.py b/gatewayconfig/bluetooth/descriptors/onboarding_key_descriptor.py
index 6ef6bfb..da217eb 100644
--- a/gatewayconfig/bluetooth/descriptors/onboarding_key_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/onboarding_key_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class OnboardingKeyDescriptor(Descriptor):
 
     def __init__(self, characteristic):
diff --git a/gatewayconfig/bluetooth/descriptors/opaque_structure_descriptor.py b/gatewayconfig/bluetooth/descriptors/opaque_structure_descriptor.py
index bd9cf80..a75480d 100644
--- a/gatewayconfig/bluetooth/descriptors/opaque_structure_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/opaque_structure_descriptor.py
@@ -2,6 +2,7 @@
 from lib.cputemp.service import Descriptor
 import gatewayconfig.constants as constants
 
+
 class OpaqueStructureDescriptor(Descriptor):
 
     def __init__(self, characteristic):
@@ -20,4 +21,4 @@ def ReadValue(self, options):
         value.append(dbus.Byte(0x00))
         value.append(dbus.Byte(0x00))
 
-        return value
\ No newline at end of file
+        return value
diff --git a/gatewayconfig/bluetooth/descriptors/public_key_descriptor.py b/gatewayconfig/bluetooth/descriptors/public_key_descriptor.py
index c2a63f0..1d74630 100644
--- a/gatewayconfig/bluetooth/descriptors/public_key_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/public_key_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class PublicKeyDescriptor(Descriptor):
 
     def __init__(self, characteristic):
@@ -11,4 +12,4 @@ def __init__(self, characteristic):
                 characteristic)
 
     def ReadValue(self, options):
-        return string_to_dbus_encoded_byte_array(constants.PUBLIC_KEY_LABEL)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(constants.PUBLIC_KEY_LABEL)
diff --git a/gatewayconfig/bluetooth/descriptors/utf8_format_descriptor.py b/gatewayconfig/bluetooth/descriptors/utf8_format_descriptor.py
index c38bb65..2c09a4a 100644
--- a/gatewayconfig/bluetooth/descriptors/utf8_format_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/utf8_format_descriptor.py
@@ -2,6 +2,7 @@
 from lib.cputemp.service import Descriptor
 import gatewayconfig.constants as constants
 
+
 class UTF8FormatDescriptor(Descriptor):
 
     def __init__(self, characteristic):
@@ -20,4 +21,4 @@ def ReadValue(self, options):
         value.append(dbus.Byte(0x00))
         value.append(dbus.Byte(0x00))
 
-        return value
\ No newline at end of file
+        return value
diff --git a/gatewayconfig/bluetooth/descriptors/wifi_configured_services_descriptor.py b/gatewayconfig/bluetooth/descriptors/wifi_configured_services_descriptor.py
index aa63a66..d030a84 100644
--- a/gatewayconfig/bluetooth/descriptors/wifi_configured_services_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/wifi_configured_services_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class WifiConfiguredServicesDescriptor(Descriptor):
 
     def __init__(self, characteristic):
diff --git a/gatewayconfig/bluetooth/descriptors/wifi_connect_descriptor.py b/gatewayconfig/bluetooth/descriptors/wifi_connect_descriptor.py
index 8dd010f..e387288 100644
--- a/gatewayconfig/bluetooth/descriptors/wifi_connect_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/wifi_connect_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class WifiConnectDescriptor(Descriptor):
 
     def __init__(self, characteristic):
diff --git a/gatewayconfig/bluetooth/descriptors/wifi_remove_descriptor.py b/gatewayconfig/bluetooth/descriptors/wifi_remove_descriptor.py
index 3accd64..90ab909 100644
--- a/gatewayconfig/bluetooth/descriptors/wifi_remove_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/wifi_remove_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class WifiRemoveDescriptor(Descriptor):
 
     def __init__(self, characteristic):
@@ -11,4 +12,4 @@ def __init__(self, characteristic):
                 characteristic)
 
     def ReadValue(self, options):
-        return string_to_dbus_encoded_byte_array(constants.WIFI_REMOVE_VALUE)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(constants.WIFI_REMOVE_VALUE)
diff --git a/gatewayconfig/bluetooth/descriptors/wifi_services_descriptor.py b/gatewayconfig/bluetooth/descriptors/wifi_services_descriptor.py
index 457932a..f35e388 100644
--- a/gatewayconfig/bluetooth/descriptors/wifi_services_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/wifi_services_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class WifiServicesDescriptor(Descriptor):
 
     def __init__(self, characteristic):
@@ -11,4 +12,4 @@ def __init__(self, characteristic):
                 characteristic)
 
     def ReadValue(self, options):
-        return string_to_dbus_encoded_byte_array(constants.WIFI_SERVICES_LABEL)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(constants.WIFI_SERVICES_LABEL)
diff --git a/gatewayconfig/bluetooth/descriptors/wifi_ssid_descriptor.py b/gatewayconfig/bluetooth/descriptors/wifi_ssid_descriptor.py
index 7246d1d..c62e762 100644
--- a/gatewayconfig/bluetooth/descriptors/wifi_ssid_descriptor.py
+++ b/gatewayconfig/bluetooth/descriptors/wifi_ssid_descriptor.py
@@ -2,6 +2,7 @@
 from gatewayconfig.helpers import string_to_dbus_encoded_byte_array
 import gatewayconfig.constants as constants
 
+
 class WifiSSIDDescriptor(Descriptor):
 
     def __init__(self, characteristic):
@@ -11,4 +12,4 @@ def __init__(self, characteristic):
                 characteristic)
 
     def ReadValue(self, options):
-        return string_to_dbus_encoded_byte_array(constants.WIFI_SSID_LABEL)
\ No newline at end of file
+        return string_to_dbus_encoded_byte_array(constants.WIFI_SSID_LABEL)
diff --git a/gatewayconfig/bluetooth/services/device_information_service.py b/gatewayconfig/bluetooth/services/device_information_service.py
index c780435..7e60ac9 100644
--- a/gatewayconfig/bluetooth/services/device_information_service.py
+++ b/gatewayconfig/bluetooth/services/device_information_service.py
@@ -4,10 +4,11 @@
 from gatewayconfig.bluetooth.characteristics.serial_number_characteristic import SerialNumberCharacteristic
 import gatewayconfig.constants as constants
 
+
 class DeviceInformationService(Service):
     # Service that provides basic information
     def __init__(self, index, eth0_mac_address):
         Service.__init__(self, index, constants.DEVINFO_SVC_UUID, True)
         self.add_characteristic(ManufacturerNameCharacteristic(self))
         self.add_characteristic(FirmwareRevisionCharacteristic(self))
-        self.add_characteristic(SerialNumberCharacteristic(self, eth0_mac_address))
\ No newline at end of file
+        self.add_characteristic(SerialNumberCharacteristic(self, eth0_mac_address))
diff --git a/gatewayconfig/bluetooth/services/helium_service.py b/gatewayconfig/bluetooth/services/helium_service.py
index eeb8bbd..dc318d8 100644
--- a/gatewayconfig/bluetooth/services/helium_service.py
+++ b/gatewayconfig/bluetooth/services/helium_service.py
@@ -3,7 +3,6 @@
 from gatewayconfig.bluetooth.characteristics.onboarding_key_characteristic import OnboardingKeyCharacteristic
 from gatewayconfig.bluetooth.characteristics.public_key_characteristic import PublicKeyCharacteristic
 from gatewayconfig.bluetooth.characteristics.wifi_services_characteristic import WifiServicesCharacteristic
-from gatewayconfig.bluetooth.characteristics.wifi_configured_services_characteristic import WifiConfiguredServicesCharacteristic
 from gatewayconfig.bluetooth.characteristics.diagnostics_characteristic import DiagnosticsCharacteristic
 from gatewayconfig.bluetooth.characteristics.mac_address_characteristic import MacAddressCharacteristic
 from gatewayconfig.bluetooth.characteristics.lights_characteristic import LightsCharacteristic
@@ -14,11 +13,16 @@
 from gatewayconfig.bluetooth.characteristics.ethernet_online_characteristic import EthernetOnlineCharacteristic
 from gatewayconfig.bluetooth.characteristics.software_version_characteristic import SoftwareVersionCharacteristic
 from gatewayconfig.bluetooth.characteristics.wifi_remove_characteristic import WifiRemoveCharacteristic
+from gatewayconfig.bluetooth.characteristics.wifi_configured_services_characteristic import (
+    WifiConfiguredServicesCharacteristic
+)
 import gatewayconfig.constants as constants
 
+
 class HeliumService(Service):
 
-    def __init__(self, index, eth0_mac_address, wlan0_mac_address, firmware_version, ethernet_is_online_filepath, shared_state):
+    def __init__(self, index, eth0_mac_address, wlan0_mac_address, firmware_version, ethernet_is_online_filepath,
+                 shared_state):
 
         Service.__init__(self, index, constants.HELIUM_SERVICE_UUID, True)
         self.add_characteristic(OnboardingKeyCharacteristic(self, shared_state))
diff --git a/gatewayconfig/constants.py b/gatewayconfig/constants.py
index 475877d..d027138 100644
--- a/gatewayconfig/constants.py
+++ b/gatewayconfig/constants.py
@@ -93,7 +93,7 @@
 # https://github.com/helium/hotspot-app/blob/75df9970088606b0cc919929edc86764cf814668/src/features/hotspots/settings/WifiSetup.tsx#L26
 WIFI_CONNECTED = "connected"
 WIFI_ERROR = "error"
-WIFI_INVALID_PASSWORD = "invalid"
+WIFI_INVALID_PASSWORD = "invalid"  # nosec B105:hardcoded_password_string false positive
 
 # WiFi Status Mapping
 WIFI_STATUSES = {
diff --git a/gatewayconfig/file_loader.py b/gatewayconfig/file_loader.py
index b2586f4..f5f4cb4 100644
--- a/gatewayconfig/file_loader.py
+++ b/gatewayconfig/file_loader.py
@@ -1,17 +1,17 @@
-import json
-from retry import retry
 from gatewayconfig.logger import get_logger
 from gatewayconfig.constants import ETHERNET_IS_ONLINE_CARRIER_VAL
 
 logger = get_logger(__name__)
 RETRY_SLEEP_SECONDS = 60
 
+
 def read_eth0_mac_address(eth0_mac_address_filepath):
     return open(eth0_mac_address_filepath) \
             .readline() \
             .strip() \
             .upper()
 
+
 def read_wlan0_mac_address(wlan0_mac_address_filepath):
     try:
         return open(wlan0_mac_address_filepath) \
@@ -21,6 +21,7 @@ def read_wlan0_mac_address(wlan0_mac_address_filepath):
     except FileNotFoundError:
         return "FF:FF:FF:FF:FF:FF"
 
+
 def read_ethernet_is_online(ethernet_is_online_filepath):
     is_ethernet_online = "false"
 
diff --git a/gatewayconfig/gatewayconfig_app.py b/gatewayconfig/gatewayconfig_app.py
index 82eac0b..a715aec 100644
--- a/gatewayconfig/gatewayconfig_app.py
+++ b/gatewayconfig/gatewayconfig_app.py
@@ -1,11 +1,11 @@
 import sentry_sdk
 import threading
 from gpiozero import Button, LED
-import requests
+
 try:
     # checks if you have access to RPi.GPIO, which is available inside RPi
     import RPi.GPIO as GPIO
-except:
+except Exception:
     # In case of exception, you are executing your script outside of RPi, so import Mock.GPIO
     import Mock.GPIO as GPIO
 
@@ -27,9 +27,10 @@
 
 
 class GatewayconfigApp:
-    def __init__(self, sentry_dsn, balena_app_name, balena_device_uuid, variant, eth0_mac_address_filepath, wlan0_mac_address_filepath,
-        diagnostics_json_url, ethernet_is_online_filepath, firmware_version
-    ):
+    def __init__(self, sentry_dsn, balena_app_name, balena_device_uuid, variant, eth0_mac_address_filepath,
+                 wlan0_mac_address_filepath, diagnostics_json_url, ethernet_is_online_filepath,
+                 firmware_version
+                 ):
 
         self.variant = variant
         self.variant_details = variant_definitions[variant]
@@ -43,15 +44,22 @@ def __init__(self, sentry_dsn, balena_app_name, balena_device_uuid, variant, eth
         logger.debug("Read eth0 mac address %s and wlan0 %s" % (eth0_mac_address, wlan0_mac_address))
         self.shared_state.load_public_key()
 
-        self.bluetooth_services_processor = BluetoothServicesProcessor(eth0_mac_address, wlan0_mac_address, firmware_version, ethernet_is_online_filepath, self.shared_state)
+        self.bluetooth_services_processor = BluetoothServicesProcessor(
+                eth0_mac_address, wlan0_mac_address,
+                firmware_version, ethernet_is_online_filepath,
+                self.shared_state
+        )
         self.led_processor = LEDProcessor(self.status_led, self.shared_state)
         self.diagnostics_processor = DiagnosticsProcessor(
                 diagnostics_json_url,
                 self.shared_state
         )
         self.wifi_processor = WifiProcessor(self.shared_state)
-        self.bluetooth_advertisement_processor = BluetoothAdvertisementProcessor(eth0_mac_address, self.shared_state, self.variant_details)
-
+        self.bluetooth_advertisement_processor = BluetoothAdvertisementProcessor(
+                eth0_mac_address,
+                self.shared_state,
+                self.variant_details
+        )
 
     def start(self):
         logger.debug("Starting ConfigApp")
@@ -74,8 +82,8 @@ def stop(self):
 
     def init_sentry(self, sentry_dsn, balena_app_name, balena_device_uuid, variant):
         sentry_sdk.init(sentry_dsn, environment=balena_app_name)
-        sentry_sdk.set_user({ "id": balena_device_uuid })
-        sentry_sdk.set_context("variant", { variant })
+        sentry_sdk.set_user({"id": balena_device_uuid})
+        sentry_sdk.set_context("variant", {variant})
 
     def init_nmcli(self):
         nmcli_custom.disable_use_sudo()
@@ -83,7 +91,7 @@ def init_nmcli(self):
     def init_gpio(self):
         if is_raspberry_pi():
             self.user_button = Button(self.get_button_pin(), hold_time=USER_BUTTON_HOLD_SECONDS)
-            self.user_button.when_held= self.start_bluetooth_advertisement
+            self.user_button.when_held = self.start_bluetooth_advertisement
             self.status_led = LED(self.get_status_led_pin())
         else:
             logger.warn("LEDs and buttons are disabled. GPIO not yet supported on this device.")
@@ -122,4 +130,3 @@ def get_button_pin(self):
 
     def get_status_led_pin(self):
         return self.variant_details['STATUS']
-
diff --git a/gatewayconfig/gatewayconfig_shared_state.py b/gatewayconfig/gatewayconfig_shared_state.py
index fee6749..9a243b5 100644
--- a/gatewayconfig/gatewayconfig_shared_state.py
+++ b/gatewayconfig/gatewayconfig_shared_state.py
@@ -5,6 +5,7 @@
 LOGGER = get_logger(__name__)
 PUBLIC_KEY_UNAVAILABLE = 'Unavailable'
 
+
 # Context is shared between multiple threads/processes.
 # This class simplifies and centralizes read/write of the state:
 class GatewayconfigSharedState:
@@ -32,4 +33,4 @@ def load_public_key(self):
             public_keys = get_public_keys_rust()
             self.public_key = public_keys['key']
         except Exception:
-            LOGGER.exception("Unable to read public key.")
\ No newline at end of file
+            LOGGER.exception("Unable to read public key.")
diff --git a/gatewayconfig/helpers.py b/gatewayconfig/helpers.py
index 1fcaad7..2be558a 100644
--- a/gatewayconfig/helpers.py
+++ b/gatewayconfig/helpers.py
@@ -1,5 +1,6 @@
 import dbus
 
+
 # There is probably a less verbose way of doing this involving builtin functions
 # and/or maps. But this is how the working code functions. Maintaining the logic
 # for now.
@@ -11,6 +12,7 @@ def string_to_dbus_encoded_byte_array(str):
 
     return byte_array
 
+
 def string_to_dbus_byte_array(str):
     byte_array = []
 
@@ -19,5 +21,6 @@ def string_to_dbus_byte_array(str):
 
     return byte_array
 
+
 def is_valid_ssid(ssid_str):
-        return ssid_str != "--" and ssid_str != ""
+    return ssid_str != "--" and ssid_str != ""
diff --git a/gatewayconfig/logger.py b/gatewayconfig/logger.py
index b6c5d1c..4f21e9c 100644
--- a/gatewayconfig/logger.py
+++ b/gatewayconfig/logger.py
@@ -2,7 +2,8 @@
 import logging
 
 LOGLEVEL = os.environ.get("LOGLEVEL", "DEBUG")
-_log_format = f"%(asctime)s - [%(levelname)s] - %(name)s - (%(filename)s).%(funcName)s -- %(pathname)s:(%(lineno)d) - %(message)s"
+_log_format = ("%(asctime)s - [%(levelname)s] - %(name)s - (%(filename)s).%(funcName)s "
+               "-- %(pathname)s:(%(lineno)d) - %(message)s")
 
 
 def get_stream_handler():
diff --git a/gatewayconfig/nmcli_custom.py b/gatewayconfig/nmcli_custom.py
index 32326a2..6505d32 100644
--- a/gatewayconfig/nmcli_custom.py
+++ b/gatewayconfig/nmcli_custom.py
@@ -85,7 +85,9 @@ def nmcli(self, parameters: CommandParameter) -> str:
 def disable_use_sudo():
     _syscmd.disable_use_sudo()
 
+
 def enable_use_sudo():
     _syscmd._use_sudo = True
 
-disable_use_sudo()
\ No newline at end of file
+
+disable_use_sudo()
diff --git a/gatewayconfig/processors/bluetooth_advertisement_processor.py b/gatewayconfig/processors/bluetooth_advertisement_processor.py
index 0b635db..24993cd 100644
--- a/gatewayconfig/processors/bluetooth_advertisement_processor.py
+++ b/gatewayconfig/processors/bluetooth_advertisement_processor.py
@@ -15,11 +15,12 @@
 class BluetoothAdvertisementProcessor:
     def __init__(self, eth0_mac_address, shared_state, variant_details):
         self.shared_state = shared_state
-        self.connection_advertisement = BluetoothConnectionAdvertisement(ADVERTISEMENT_INDEX, eth0_mac_address, ADVERTISEMENT_TYPE, variant_details)
+        self.connection_advertisement = BluetoothConnectionAdvertisement(ADVERTISEMENT_INDEX, eth0_mac_address,
+                                                                         ADVERTISEMENT_TYPE, variant_details)
 
     def run(self):
         logger.debug("Running BluetoothAdvertisementProcessor")
-        
+
         while True:
             if(self.shared_state.should_advertise_bluetooth is True):
                 # Prepare to advertise by first scanning wifi and stopping any existing connections
@@ -43,4 +44,4 @@ def run(self):
                 self.shared_state.is_advertising_bluetooth = False
                 self.shared_state.should_scan_wifi = False
             else:
-                sleep(ADVERTISEMENT_OFF_SLEEP_SECONDS)
\ No newline at end of file
+                sleep(ADVERTISEMENT_OFF_SLEEP_SECONDS)
diff --git a/gatewayconfig/processors/bluetooth_services_processor.py b/gatewayconfig/processors/bluetooth_services_processor.py
index 63c2296..97049a0 100644
--- a/gatewayconfig/processors/bluetooth_services_processor.py
+++ b/gatewayconfig/processors/bluetooth_services_processor.py
@@ -7,10 +7,12 @@
 
 
 class BluetoothServicesProcessor(Application):
-    def __init__(self, eth0_mac_address, wlan0_mac_address, firmware_version, ethernet_is_online_filepath, shared_state):
+    def __init__(self, eth0_mac_address, wlan0_mac_address, firmware_version,
+                 ethernet_is_online_filepath, shared_state):
         super().__init__()
         self.add_service(DeviceInformationService(0, eth0_mac_address))
-        self.add_service(HeliumService(1, eth0_mac_address, wlan0_mac_address, firmware_version, ethernet_is_online_filepath, shared_state))
+        self.add_service(HeliumService(1, eth0_mac_address, wlan0_mac_address, firmware_version,
+                         ethernet_is_online_filepath, shared_state))
         self.register()
 
     # Unlike the other processors, #run is not defined here. Instead, Application#run is used
diff --git a/lib/cputemp/bletools.py b/lib/cputemp/bletools.py
index 3baa89a..d3b414a 100755
--- a/lib/cputemp/bletools.py
+++ b/lib/cputemp/bletools.py
@@ -24,7 +24,7 @@
     from gi.repository import GObject
 except ImportError:
     import gobject as GObject  # noqa: F401
-    
+
 BLUEZ_SERVICE_NAME = "org.bluez"
 LE_ADVERTISING_MANAGER_IFACE = "org.bluez.LEAdvertisingManager1"
 DBUS_OM_IFACE = "org.freedesktop.DBus.ObjectManager"
diff --git a/lib/cputemp/service.py b/lib/cputemp/service.py
index b179129..438d6ec 100755
--- a/lib/cputemp/service.py
+++ b/lib/cputemp/service.py
@@ -53,6 +53,7 @@ class NotSupportedException(dbus.exceptions.DBusException):
 class NotPermittedException(dbus.exceptions.DBusException):
     _dbus_error_name = "org.bluez.Error.NotPermitted"
 
+
 class Application(dbus.service.Object):
     def __init__(self):
         dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
@@ -328,4 +329,4 @@ def ReadValue(self, options):
     def WriteValue(self, value, options):
         if not self.writable:
             raise NotPermittedException()
-        self.value = value
\ No newline at end of file
+        self.value = value
diff --git a/tests/gatewayconfig/bluetooth/test_bluetooth_connection_advertisement.py b/tests/gatewayconfig/bluetooth/test_bluetooth_connection_advertisement.py
index ea7ad13..c425878 100644
--- a/tests/gatewayconfig/bluetooth/test_bluetooth_connection_advertisement.py
+++ b/tests/gatewayconfig/bluetooth/test_bluetooth_connection_advertisement.py
@@ -16,6 +16,7 @@
 VALID_LE_ADVERTISEMENT_IFACE = 'org.bluez.LEAdvertisement1'
 INVALID_LE_ADVERTISEMENT_IFACE = 'org.fake.iface'
 
+
 class TestBluetoothConnectionAdvertisement(TestCase):
 
     # Prevent error log diff from being trimmed
@@ -42,7 +43,7 @@ def test_instantiation(self):
         )
 
     def test_name_no_friendly(self):
-        variant_details = { 'FRIENDLY': 'WALRUS' }
+        variant_details = {'FRIENDLY': 'WALRUS'}
         advertisement = BluetoothConnectionAdvertisement(105, 'A1:B2:C3:DD:E5:F6', 'peripheral_', variant_details)
         self.assertEqual(
             advertisement.local_name,
diff --git a/tests/gatewayconfig/processors/test_diagnostics_processor.py b/tests/gatewayconfig/processors/test_diagnostics_processor.py
index c8ee7d8..9af76d7 100644
--- a/tests/gatewayconfig/processors/test_diagnostics_processor.py
+++ b/tests/gatewayconfig/processors/test_diagnostics_processor.py
@@ -1,23 +1,25 @@
 from unittest import TestCase
 from unittest.mock import patch
-from time import sleep
-
 
 from gatewayconfig.gatewayconfig_shared_state import GatewayconfigSharedState
 from gatewayconfig.processors.diagnostics_processor import DiagnosticsProcessor
 
+
 class TestDiagnosticsProcessor(TestCase):
 
-# This method will be used by the mock to replace requests.get
+    # This method will be used by the mock to replace requests.get
     def mocked_requests_get(*args, **kwargs):
-        DIAGNOSTICS_JSON_MOCK = {"AN":"acrobatic-neon-caribou","APPNAME":"Indoor","BA":"dev-marvin","BCH":976046,
-            "BN":"snowy-river","BSP":98.337,"BT":True,"BUTTON":26,"CELLULAR":False,"E0":"00:BD:27:78:06:EF",
-            "ECC":True,"ECCOB":True,"FR":"915","FRIENDLY":"Nebra Indoor Hotspot Gen 1","FW":"2021.08.16.1",
-            "ID":"851af059f032f4708fc6b77d07e9bc15","LOR":False,"LTE":False,"MAC":"eth0","MC":"yes","MD":"yes",
-            "MH":"959816","MN":"symmetric","MR":True,"MS":False,"OK":"11cdcEkzjvbGRwpNkihsqoM4yCsrw66jCznJkVuJDcyTf5xKJP",
-            "PF":True,"PK":"11cecEkzjvbGdwpNkihsqoM4yCsrw66jCznJkVuJDcyTf5xKJP","RE":"US915","RESET":38,
-            "RPI":"0000000057a920e3","SPIBUS":"spidev1.2","STATUS":25,"TYPE":"Full","VA":"NEBHNT-IN1",
-            "W0":"C8:FE:30:FF:F1:72","last_updated":"21:38 UTC 21 Aug 2021"}
+        DIAGNOSTICS_JSON_MOCK = {
+            "AN": "acrobatic-neon-caribou", "APPNAME": "Indoor", "BA": "dev-marvin", "BCH": 976046, "BN": "snowy-river",
+            "BSP": 98.337, "BT": True, "BUTTON": 26, "CELLULAR": False, "E0": "00:BD:27:78:06:EF", "ECC": True,
+            "ECCOB": True, "FR": "915", "FRIENDLY": "Nebra Indoor Hotspot Gen 1", "FW": "2021.08.16.1",
+            "ID": "851af059f032f4708fc6b77d07e9bc15", "LOR": False, "LTE": False, "MAC": "eth0", "MC": "yes",
+            "MD": "yes", "MH": "959816", "MN": "symmetric", "MR": True, "MS": False,
+            "OK": "11cdcEkzjvbGRwpNkihsqoM4yCsrw66jCznJkVuJDcyTf5xKJP", "PF": True,
+            "PK": "11cecEkzjvbGdwpNkihsqoM4yCsrw66jCznJkVuJDcyTf5xKJP", "RE": "US915", "RESET": 38,
+            "RPI": "0000000057a920e3", "SPIBUS": "spidev1.2", "STATUS": 25, "TYPE": "Full", "VA": "NEBHNT-IN1",
+            "W0": "C8:FE:30:FF:F1:72", "last_updated": "21:38 UTC 21 Aug 2021"
+            }
 
         class MockResponse:
             def __init__(self, json_data, status_code):
@@ -34,7 +36,7 @@ def test_read_diagnostics(self, diagnostics_json_mock):
         shared_state = GatewayconfigSharedState()
         self.assertEqual(shared_state.are_diagnostics_ok, False)
         diagnostics_processor = DiagnosticsProcessor('url/ignored', shared_state)
-        
+
         diagnostics_processor.read_diagnostics()
         # sleep(1)
         self.assertEqual(shared_state.are_diagnostics_ok, True)
diff --git a/tests/gatewayconfig/test_file_loader.py b/tests/gatewayconfig/test_file_loader.py
index c7681de..1e3bb37 100644
--- a/tests/gatewayconfig/test_file_loader.py
+++ b/tests/gatewayconfig/test_file_loader.py
@@ -3,6 +3,7 @@
 
 from gatewayconfig.file_loader import read_eth0_mac_address, read_wlan0_mac_address, read_ethernet_is_online
 
+
 class TestFileLoader(TestCase):
 
     @patch(
diff --git a/tests/gatewayconfig/test_gatewayconfig_app.py b/tests/gatewayconfig/test_gatewayconfig_app.py
index 726cc98..03d07ec 100644
--- a/tests/gatewayconfig/test_gatewayconfig_app.py
+++ b/tests/gatewayconfig/test_gatewayconfig_app.py
@@ -10,7 +10,16 @@
 Device.pin_factory = MockFactory()
 
 ETHO_FILE_MOCK = 'A1:B2:C3:DD:E5:F6'
-DIAGNOSTICS_RESPONSE_MOCK = '{"AN":"big-apple-animal","APPNAME":"Outdoor","BA":"HELIUM-OUTDOOR-915","BCH":0005594,"BN":"warm-night","BSP":0.0,"BT":true,"BUTTON":24,"CELLULAR":true,"E0":"00:00:00:EF:7F:F7","ECC":true,"ECCOB":true,"FR":"915","FRIENDLY":"Nebra Outdoor Hotspot Gen 1","FW":"2021.10.07.1","ID":"111111111111439dbbdb408ca51a93f6","LOR":true,"LTE":false,"MAC":"eth0","MC":true,"MD":true,"MH":1,"MN":"none","MR":false,"MS":false,"OK":"11111111111111zFs11TjTSb2hPBZMwq527XdQv2L7ibh4Ma4f4D","PF":true,"PK":"11111111111111zFs11TjTSb2hPBZMwq527XdQv2L7ibh4Ma4f4D","RE":"UN123","RESET":38,"RPI":"00000000000092f3","SPIBUS":"spidev1.2","STATUS":25,"TYPE":"Full","VA":"NEBHNT-OUT1","W0":"00:00:6B:20:00:42","last_updated":"17:40 UTC 15 Oct 2021"}'
+DIAGNOSTICS_RESPONSE_MOCK = (
+    '{"AN":"big-apple-animal","APPNAME":"Outdoor","BA":"HELIUM-OUTDOOR-915","BCH":0005594,"BN":"warm-night",'
+    '"BSP":0.0,"BT":true,"BUTTON":24,"CELLULAR":true,"E0":"00:00:00:EF:7F:F7","ECC":true,"ECCOB":true,"FR":"915",'
+    '"FRIENDLY":"Nebra Outdoor Hotspot Gen 1","FW":"2021.10.07.1","ID":"111111111111439dbbdb408ca51a93f6",'
+    '"LOR":true,"LTE":false,"MAC":"eth0","MC":true,"MD":true,"MH":1,"MN":"none","MR":false,"MS":false,'
+    '"OK":"11111111111111zFs11TjTSb2hPBZMwq527XdQv2L7ibh4Ma4f4D","PF":true,'
+    '"PK":"11111111111111zFs11TjTSb2hPBZMwq527XdQv2L7ibh4Ma4f4D","RE":"UN123","RESET":38,"RPI":"00000000000092f3",'
+    '"SPIBUS":"spidev1.2","STATUS":25,"TYPE":"Full","VA":"NEBHNT-OUT1","W0":"00:00:6B:20:00:42",'
+    '"last_updated":"17:40 UTC 15 Oct 2021"}')
+
 
 class TestGatewayconfigSha(TestCase):
 
@@ -21,8 +30,11 @@ class TestGatewayconfigSha(TestCase):
     @patch('requests.get', response=DIAGNOSTICS_RESPONSE_MOCK)
     def test_gpio_pins(self, mock_dbus_interface, mock_findadapter, mock_getbus, mock_file, mock_diagnostics):
         os.environ['BALENA_DEVICE_TYPE'] = 'TEST'
-        app = GatewayconfigApp('https://11111111111111119f8b0c9b118c415a@o111111.ingest.sentry.io/1111111', 'BALENA_APP_NAME', 'BALENA_DEVICE_UUID', 'NEBHNT-IN1',
-        'ETH0_MOCK_USED', 'WLAN0_MAC_ADDRESS_FILEPATH', 'DIAGNOSTICS_JSON_URL', 'ETHERNET_IS_ONLINE_FILEPATH', 'FIRMWARE_VERSION')
+        app = GatewayconfigApp(
+                'https://11111111111111119f8b0c9b118c415a@o111111.ingest.sentry.io/1111111',
+                'BALENA_APP_NAME', 'BALENA_DEVICE_UUID', 'NEBHNT-IN1', 'ETH0_MOCK_USED', 'WLAN0_MAC_ADDRESS_FILEPATH',
+                'DIAGNOSTICS_JSON_URL', 'ETHERNET_IS_ONLINE_FILEPATH', 'FIRMWARE_VERSION'
+                )
 
         self.assertEqual(app.variant, 'NEBHNT-IN1')
         self.assertEqual(app.get_button_pin(), 26)
diff --git a/tests/gatewayconfig/test_gatewayconfig_shared_state.py b/tests/gatewayconfig/test_gatewayconfig_shared_state.py
index c416ec0..54aac59 100644
--- a/tests/gatewayconfig/test_gatewayconfig_shared_state.py
+++ b/tests/gatewayconfig/test_gatewayconfig_shared_state.py
@@ -3,6 +3,7 @@
 
 from gatewayconfig.gatewayconfig_shared_state import GatewayconfigSharedState
 
+
 class TestGatewayconfigSha(TestCase):
 
     def test_init(self):
@@ -16,9 +17,11 @@ def test_init(self):
 
     def test_to_s(self):
         shared_state = GatewayconfigSharedState()
-        self.assertEqual(shared_state.to_s(), 
-            '{"wifi_list_cache": [], "should_scan_wifi": false, "should_advertise_bluetooth": true, "is_advertising_bluetooth": false, "are_diagnostics_ok": false, "public_key": "Unavailable"}') 
-    
+        self.assertEqual(shared_state.to_s(),
+                         '{"wifi_list_cache": [], "should_scan_wifi": false, "should_advertise_bluetooth": true, '
+                         '"is_advertising_bluetooth": false, "are_diagnostics_ok": false, "public_key": "Unavailable"}'
+                         )
+
     @patch('gatewayconfig.gatewayconfig_shared_state.get_public_keys_rust', return_value={'key': 'foo'})
     def test_load_public_key(self, _):
         shared_state = GatewayconfigSharedState()
diff --git a/tests/lib/cputemp/test_nmcli_custom.py b/tests/lib/cputemp/test_nmcli_custom.py
index 4317fda..e8c03d3 100644
--- a/tests/lib/cputemp/test_nmcli_custom.py
+++ b/tests/lib/cputemp/test_nmcli_custom.py
@@ -177,4 +177,4 @@ def test_handle_called_process_error_exception(self):
         # We shouldn't get a result as we expect an exception to be
         # thrown and the handle_error method to be called.
         self.assertEqual(result, None)
-        self.sys_command._handle_error.assert_called()
\ No newline at end of file
+        self.sys_command._handle_error.assert_called()