diff --git a/scripts/mk_util.py b/scripts/mk_util.py
index be54c2487..8559daeed 100644
--- a/scripts/mk_util.py
+++ b/scripts/mk_util.py
@@ -541,11 +541,11 @@ def find_c_compiler():
     raise MKException('C compiler was not found. Try to set the environment variable CC with the C compiler available in your system.')
 
 def set_version(major, minor, build, revision):
-    global ASSEMBLY_VERSION,VER_MAJOR, VER_MINOR, VER_BUILD, VER_TWEAK, GIT_DESCRIBE
+    global ASSEMBLY_VERSION, VER_MAJOR, VER_MINOR, VER_BUILD, VER_TWEAK, GIT_DESCRIBE
 
     # We need to give the assembly a build specific version
     # global version overrides local default expression
-    if not ASSEMBLY_VERSION is None:
+    if ASSEMBLY_VERSION is not None:
         versionSplits = ASSEMBLY_VERSION.split('.')
         if len(versionSplits) > 3:
             VER_MAJOR = versionSplits[0]
@@ -1718,7 +1718,7 @@ class DotNetDLLComponent(Component):
 
         version = get_version_string(4)
 
-        print(f'Version output to csproj: {version}')
+        print(f"Version output to csproj: {version}")
 
         core_csproj_str = f"""<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
diff --git a/scripts/mk_win_dist.py b/scripts/mk_win_dist.py
index 845f0dc92..0ade18f08 100644
--- a/scripts/mk_win_dist.py
+++ b/scripts/mk_win_dist.py
@@ -63,7 +63,7 @@ def display_help():
     print("  -s, --silent                  do not print verbose messages.")
     print("  -b <sudir>, --build=<subdir>  subdirectory where x86 and x64 Z3 versions will be built (default: build-dist).")
     print("  -f, --force                   force script to regenerate Makefiles.")
-    print("  --assembly-version             assembly version for dll")
+    print("  --assembly-version            assembly version for dll")
     print("  --nodotnet                    do not include .NET bindings in the binary distribution files.")
     print("  --dotnet-key=<file>           strongname sign the .NET assembly with the private key in <file>.")
     print("  --nojava                      do not include Java bindings in the binary distribution files.")
@@ -136,9 +136,9 @@ def mk_build_dir(path, x64):
         opts = ["python", os.path.join('scripts', 'mk_make.py'), parallel, "-b", path]
         if DOTNET_CORE_ENABLED:
             opts.append('--dotnet')
-            if not DOTNET_KEY_FILE is None:
+            if DOTNET_KEY_FILE is not None:
                 opts.append('--dotnet-key=' + DOTNET_KEY_FILE)
-        if not ASSEMBLY_VERSION is None:
+        if ASSEMBLY_VERSION is not None:
             opts.append('--assembly-version='+ASSEMBLY_VERSION)
         if JAVA_ENABLED:
             opts.append('--java')
diff --git a/scripts/nightly.yaml b/scripts/nightly.yaml
index 5cc4c2daa..e68f38ee9 100644
--- a/scripts/nightly.yaml
+++ b/scripts/nightly.yaml
@@ -8,7 +8,6 @@ variables:
 stages:
 - stage: Build
   jobs:
-  
   - job: Mac
     displayName: "Mac Build"
     pool:
@@ -23,7 +22,6 @@ stages:
         artifactName: 'Mac'
         targetPath: $(Build.ArtifactStagingDirectory)
 
-
   - job: MacArm64
     displayName: "Mac ARM64 Build"
     pool:
@@ -37,7 +35,6 @@ stages:
         artifactName: 'MacArm64'
         targetPath: $(Build.ArtifactStagingDirectory)
 
-
   - job: Ubuntu
     displayName: "Ubuntu build"
     pool:
@@ -124,7 +121,6 @@ stages:
 #        artifactName: '$(name)Build'
 #        targetPath: $(Build.ArtifactStagingDirectory)
 
-
   - job: Windows32
     displayName: "Windows 32-bit build"
     pool: