diff --git a/src/modules/initramfs/main.py b/src/modules/initramfs/main.py
index 73faa1f9b..6b9fd1348 100644
--- a/src/modules/initramfs/main.py
+++ b/src/modules/initramfs/main.py
@@ -27,5 +27,6 @@ def run():
     :return:
     """
     returnCode = chroot_call(["update-initramfs", "-k", "all", "-u"])
+
     if returnCode != 0:
-        return ("Failed to run update-initramfs on the target", "The exit code was {}".format(returnCode))
+        return "Failed to run update-initramfs on the target", "The exit code was {}".format(returnCode)
diff --git a/src/modules/localecfg/main.py b/src/modules/localecfg/main.py
index ae477fec0..8f6330fe3 100644
--- a/src/modules/localecfg/main.py
+++ b/src/modules/localecfg/main.py
@@ -27,9 +27,9 @@ import libcalamares
 
 def run():
     """ Create locale """
-
     us = '#en_US'
     locale = libcalamares.globalstorage.value("lcLocale")
+
     if not locale:
         locale = 'en_US.UTF-8 UTF-8'
 
@@ -43,6 +43,7 @@ def run():
     # run locale-gen if detected
     if os.path.exists('/etc/locale.gen'):
         text = []
+
         with open("{!s}/etc/locale.gen".format(install_path), "r") as gen:
             text = gen.readlines()
 
@@ -52,15 +53,18 @@ def run():
                 if us in line and line[0] == "#":
                     # uncomment line
                     line = line[1:]
+
                 if locale in line and line[0] == "#":
                     # uncomment line
                     line = line[1:]
+
                 gen.write(line)
 
         libcalamares.utils.chroot_call(['locale-gen'])
         print('locale.gen done')
 
     locale_conf_path = os.path.join(install_path, "etc/locale.conf")
+
     with open(locale_conf_path, "w") as locale_conf:
         locale_split = locale.split(' ')[0]
         locale_conf.write("LANG={!s}\n".format(locale_split))
diff --git a/src/modules/machineid/main.py b/src/modules/machineid/main.py
index 5bd807428..ddf134f5a 100644
--- a/src/modules/machineid/main.py
+++ b/src/modules/machineid/main.py
@@ -33,16 +33,22 @@ def run():
     enable_dbus = libcalamares.job.configuration["dbus"]
     enable_symlink = libcalamares.job.configuration["symlink"]
     target_systemd_machineid_file = "{}/etc/machine-id".format(root_mount_point)
+
     if enable_systemd:
         if os.path.exists(target_systemd_machineid_file):
             os.remove(target_systemd_machineid_file)
+
         check_chroot_call("systemd-machine-id-setup")
+
     if enable_dbus:
         target_dbus_machineid_file = "{}/var/lib/dbus/machine-id".format(root_mount_point)
+
         if os.path.exists(target_dbus_machineid_file):
             os.remove(target_dbus_machineid_file)
+
         if enable_symlink and os.path.exists(target_systemd_machineid_file):
             check_chroot_call(["ln", "-s", "/etc/machine-id", "/var/lib/dbus/machine-id"])
         else:
             check_chroot_call(["dbus-uuidgen", "--ensure"])
+
     return None
diff --git a/src/modules/mount/main.py b/src/modules/mount/main.py
index 5d17b8ba0..f5b0e09e9 100644
--- a/src/modules/mount/main.py
+++ b/src/modules/mount/main.py
@@ -35,17 +35,16 @@ def mount_partitions(root_mount_point, partitions):
         # Create mount point with `+` rather than `os.path.join()` because
         # `partition["mountPoint"]` starts with a '/'.
         mount_point = root_mount_point + partition["mountPoint"]
-
         fstype = partition.get("fs", "")
+
         if fstype == "fat16" or fstype == "fat32":
             fstype = "vfat"
 
-        libcalamares.utils.mount(
-            partition["device"],
-            mount_point,
-            fstype,
-            partition.get("options", "")
-        )
+        libcalamares.utils.mount(partition["device"],
+                                 mount_point,
+                                 fstype,
+                                 partition.get("options", ""),
+                                 )
 
 
 def run():
@@ -61,14 +60,14 @@ def run():
     # Sort by mount points to ensure / is mounted before the rest
     partitions.sort(key=lambda x: x["mountPoint"])
     mount_partitions(root_mount_point, partitions)
-
     mount_partitions(root_mount_point, extra_mounts)
-
     fw_type = libcalamares.globalstorage.value("firmwareType")
+
     if fw_type == 'efi':
         mount_partitions(root_mount_point, extra_mounts_efi)
 
     libcalamares.globalstorage.insert("rootMountPoint", root_mount_point)
+
     # Remember the extra mounts for the unpackfs module
     if fw_type == 'efi':
         libcalamares.globalstorage.insert("extraMounts", extra_mounts + extra_mounts_efi)
diff --git a/src/modules/networkcfg/main.py b/src/modules/networkcfg/main.py
index 4a558b946..b9c347d45 100644
--- a/src/modules/networkcfg/main.py
+++ b/src/modules/networkcfg/main.py
@@ -30,8 +30,7 @@ def run():
 
     root_mount_point = libcalamares.globalstorage.value("rootMountPoint")
     source_nm = "/etc/NetworkManager/system-connections/"
-    target_nm = os.path.join(root_mount_point,
-                             "etc/NetworkManager/system-connections/")
+    target_nm = os.path.join(root_mount_point, "etc/NetworkManager/system-connections/")
 
     # Sanity checks.  We don't want to do anything if a network
     # configuration already exists on the target
@@ -50,8 +49,7 @@ def run():
             try:
                 shutil.copy(source_network, target_network)
             except FileNotFoundError:
-                libcalamares.utils.debug(
-                    "Can't copy network configuration files in {}".format(source_network))
+                libcalamares.utils.debug("Can't copy network configuration files in {}".format(source_network))
             except FileExistsError:
                 pass