diff --git a/geant_service_orchestrator/services/ipam.py b/geant_service_orchestrator/services/ipam.py
index 3314bce4ed21d4cc1633a75a7cf10d77b54e94e1..021bcb4480859835a7fe081d294f91fa7f44f33a 100644
--- a/geant_service_orchestrator/services/ipam.py
+++ b/geant_service_orchestrator/services/ipam.py
@@ -2,6 +2,7 @@ import ipaddress
 from pydantic import BaseSettings
 from geant_service_orchestrator import settings
 
+
 class ServiceNetworks(BaseSettings):
     v4: ipaddress.IPv4Network
     v6: ipaddress.IPv6Network
diff --git a/geant_service_orchestrator/workflows/device/create_device.py b/geant_service_orchestrator/workflows/device/create_device.py
index 02eedfa7626b740258aba1cedec4ae478b3a9a25..bf7e66272d5ca6ef027ce1b5f844ef0f808bbdf7 100644
--- a/geant_service_orchestrator/workflows/device/create_device.py
+++ b/geant_service_orchestrator/workflows/device/create_device.py
@@ -95,7 +95,10 @@ def initialize_subscription(
 
 @step("Provision device [DRY RUN]")
 def provision_device_dry(
-    subscription: device.DeviceProvisioning, fqdn: str, ts_address: str, ts_port: str
+    subscription: device.DeviceProvisioning,
+    fqdn: str,
+    ts_address: str,
+    ts_port: str
 ) -> State:
     import ansible_runner
 
@@ -117,7 +120,7 @@ def provision_device_dry(
     )
     out = r.stdout.read()
     out_splitted = out.splitlines()
-    #if r.rc != 0: 
+    # if r.rc != 0:
     #    raise ValueError("Ansible has failed")
     return {"dry_run_output": out_splitted, "return_code": r.rc}
 
@@ -134,7 +137,10 @@ def confirm_step() -> FormGenerator:
 
 @step("Provision device [FOR REAL]")
 def provision_device_real(
-    subscription: device.DeviceProvisioning, fqdn: str, ts_address: str, ts_port: str
+    subscription: device.DeviceProvisioning,
+    fqdn: str,
+    ts_address: str,
+    ts_port: str
 ) -> State:
     import ansible_runner