diff --git a/Modules/Python/autoload/PythonService/mitkPythonActivator.cpp b/Modules/Python/autoload/PythonService/mitkPythonActivator.cpp
index d58ba5cf27..f14ab932c2 100644
--- a/Modules/Python/autoload/PythonService/mitkPythonActivator.cpp
+++ b/Modules/Python/autoload/PythonService/mitkPythonActivator.cpp
@@ -1,63 +1,63 @@
 /*============================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center (DKFZ)
 All rights reserved.
 
 Use of this source code is governed by a 3-clause BSD license that can be
 found in the LICENSE file.
 
 ============================================================================*/
 #ifndef mitkPythonActivator_h
 #define mitkPythonActivator_h
 
 // Microservices
+#include "mitkPythonService.h"
 #include <usModuleActivator.h>
 #include "usModuleContext.h"
-#include "mitkPythonService.h"
 #include <usServiceRegistration.h>
 
 namespace mitk
 {
     ///
     /// installs the PythonService
     /// runs all initial commands (setting env paths etc)
     ///
     class PythonActivator : public us::ModuleActivator
     {
     public:
 
         void Load(us::ModuleContext* context) override
         {
           MITK_DEBUG << "PythonActivator::Load";
           // Registering PythonService as MicroService
           m_PythonService = itk::SmartPointer<mitk::PythonService>(new PythonService());
 
           us::ServiceProperties _PythonServiceProps;
           _PythonServiceProps["Name"] = std::string("PythonService");
 
           m_PythonServiceRegistration = context->RegisterService<mitk::IPythonService>(m_PythonService.GetPointer(), _PythonServiceProps);
         }
 
         void Unload(us::ModuleContext*) override
         {
           MITK_DEBUG("PythonActivator") << "PythonActivator::Unload";
           MITK_DEBUG("PythonActivator") << "m_PythonService GetReferenceCount " << m_PythonService->GetReferenceCount();
           m_PythonServiceRegistration.Unregister();
           m_PythonService->Delete();
           MITK_DEBUG("PythonActivator") << "m_PythonService GetReferenceCount " << m_PythonService->GetReferenceCount();
         }
 
         ~PythonActivator() override
         {
         }
 
     private:
         itk::SmartPointer<mitk::PythonService> m_PythonService;
         us::ServiceRegistration<PythonService> m_PythonServiceRegistration;
     };
 }
 
 US_EXPORT_MODULE_ACTIVATOR(mitk::PythonActivator)
 #endif
diff --git a/Modules/Python/autoload/PythonService/mitkPythonService.h b/Modules/Python/autoload/PythonService/mitkPythonService.h
index 31338dd8e1..6158d4be84 100644
--- a/Modules/Python/autoload/PythonService/mitkPythonService.h
+++ b/Modules/Python/autoload/PythonService/mitkPythonService.h
@@ -1,107 +1,107 @@
 /*============================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center (DKFZ)
 All rights reserved.
 
 Use of this source code is governed by a 3-clause BSD license that can be
 found in the LICENSE file.
 
 ============================================================================*/
 #ifndef mitkPythonService_h
 #define mitkPythonService_h
 
+#include <mitkIPythonService.h>
+#include <mitkSurface.h>
 #include <ctkAbstractPythonManager.h>
-#include "mitkIPythonService.h"
 #include <itkLightObject.h>
-#include "mitkSurface.h"
 
 namespace mitk
 {
   ///
   /// implementation of the IPythonService using ctkabstractpythonmanager
   /// \see IPythonService
   class PythonService: public itk::LightObject, public mitk::IPythonService
   {
   public:
       ///
       /// instantiate python manager here
       PythonService();
       ///
       /// empty implementation...
       ~PythonService() override;
       ///
       /// \see IPythonService::Execute()
       std::string Execute( const std::string& pythonCommand, int commandType = SINGLE_LINE_COMMAND ) override;
       ///
       /// \see IPythonService::ExecuteScript()
       void ExecuteScript(const std::string &pathToPythonScript) override;
       ///
       /// \see IPythonService::PythonErrorOccured()
       bool PythonErrorOccured() const override;
       ///
       /// \see IPythonService::GetVariableStack()
       std::vector<PythonVariable> GetVariableStack() const override;
       ///
       /// \see IPythonService::DoesVariableExist()
       bool DoesVariableExist(const std::string& name) const override;
       ///
       /// \see IPythonService::GetVariable()
       std::string GetVariable(const std::string& name) const override;
       ///
       /// \see IPythonService::AddPythonCommandObserver()
       void AddPythonCommandObserver( PythonCommandObserver* observer ) override;
       ///
       /// \see IPythonService::RemovePythonCommandObserver()
       void RemovePythonCommandObserver( PythonCommandObserver* observer ) override;
       ///
       /// \see IPythonService::NotifyObserver()
       void NotifyObserver( const std::string& command ) override;
       ///
       /// \see IPythonService::IsItkPythonWrappingAvailable()
       bool IsSimpleItkPythonWrappingAvailable() override;
       ///
       /// \see IPythonService::CopyToPythonAsItkImage()
       bool CopyToPythonAsSimpleItkImage( mitk::Image* image, const std::string& varName ) override;
       ///
       /// \see IPythonService::CopyItkImageFromPython()
       mitk::Image::Pointer CopySimpleItkImageFromPython( const std::string& varName ) override;
       ///
       /// \see IPythonService::IsOpenCvPythonWrappingAvailable()
       bool IsOpenCvPythonWrappingAvailable() override;
       ///
       /// \see IPythonService::CopyToPythonAsCvImage()
       bool CopyToPythonAsCvImage( mitk::Image* image, const std::string& varName ) override;
       ///
       /// \see IPythonService::CopyCvImageFromPython()
       mitk::Image::Pointer CopyCvImageFromPython( const std::string& varName ) override;
       ///
       /// \see IPythonService::IsVtkPythonWrappingAvailable()
       bool IsVtkPythonWrappingAvailable() override;
       ///
       /// \see IPythonService::CopyToPythonAsVtkPolyData()
       bool CopyToPythonAsVtkPolyData( mitk::Surface* surface, const std::string& varName ) override;
       ///
       /// \see IPythonService::CopyVtkPolyDataFromPython()
       mitk::Surface::Pointer CopyVtkPolyDataFromPython( const std::string& varName ) override;
       ///
       /// \return the ctk abstract python manager instance
       ctkAbstractPythonManager* GetPythonManager() override;
 
       void AddRelativeSearchDirs(std::vector< std::string > dirs) override;
 
       void AddAbsoluteSearchDirs(std::vector< std::string > dirs) override;
 
   protected:
 
   private:
       QList<PythonCommandObserver*> m_Observer;
       ctkAbstractPythonManager m_PythonManager;
       bool m_ItkWrappingAvailable;
       bool m_OpenCVWrappingAvailable;
       bool m_VtkWrappingAvailable;
       bool m_ErrorOccured;
   };
 }
 #endif
diff --git a/Modules/Python/mitkIPythonService.h b/Modules/Python/mitkIPythonService.h
index eb9c4d1dad..e53457d24a 100644
--- a/Modules/Python/mitkIPythonService.h
+++ b/Modules/Python/mitkIPythonService.h
@@ -1,153 +1,155 @@
 /*============================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center (DKFZ)
 All rights reserved.
 
 Use of this source code is governed by a 3-clause BSD license that can be
 found in the LICENSE file.
 
 ============================================================================*/
 #ifndef mitkIPythonService_h
 #define mitkIPythonService_h
 
 // mitk
+#include <mitkImage.h>
+#include <mitkSurface.h>
 #include <MitkPythonExports.h>
-#include "mitkImage.h"
+
 //for microservices
 #include <mitkServiceInterface.h>
-#include "mitkSurface.h"
+
 #include <vector>
 
 
 class ctkAbstractPythonManager;
 
 namespace mitk
 {
     ///
     /// describes a python variable (data container)
     /// \see IPythonService::GetVariableStack()
     ///
     struct PythonVariable
     {
       std::string m_Name;
       std::string m_Type;
       std::string m_Value;
     };
 
     ///
     /// a PythonCommandObserver gets informed as soon as a python command was issued
     /// \see IPythonService::AddPythonCommandObserver()
     ///
     class PythonCommandObserver
     {
     public:
       virtual void CommandExecuted(const std::string& pythonCommand) = 0;
     };
 
     ///
     /// The central service for issuing Python Code
     /// The class also enables to transfer mitk images to python as itk::Image and vice versa
     /// \see IPythonService::GetVariableStack()
     ///
     class MITKPYTHON_EXPORT IPythonService
     {
     public:
         ///
         /// Constant representing a single line command
         /// \see IPythonService::Execute()
         static const int SINGLE_LINE_COMMAND = 0;
         ///
         /// Constant representing a command in which the commands are seperated by new lines, i.e. "\\n"
         /// \see IPythonService::Execute()
         static const int MULTI_LINE_COMMAND = 1;
         ///
         /// Constant representing a single line command x which is run as "eval(x)"
         /// \see IPythonService::Execute()
         static const int EVAL_COMMAND = 2;
 
         ///
         /// Executes a python command.
         /// \return A variant containing the return value as string of the python code (if any)
         virtual std::string Execute( const std::string& pythonCommand, int commandType = SINGLE_LINE_COMMAND ) = 0;
         ///
         /// Executes a python script.
         virtual void ExecuteScript( const std::string& pathToPythonScript ) = 0;
         ///
         /// \return true if the last call to Execute...() resulted in an error, false otherwise
         virtual bool PythonErrorOccured() const = 0;
         ///
         /// \return The list of variables in the __main__ namespace
         virtual std::vector<PythonVariable> GetVariableStack() const = 0;
         ///
         /// \return true if a variable with this name is defined in the __main__ namespace, false otherwise
         virtual bool DoesVariableExist(const std::string& name) const = 0;
         ///
         /// \return value of variable with this name as string, empty string if variable does not exist
         virtual std::string GetVariable(const std::string& name) const = 0;
         ///
         /// adds a command observer which is informed after a command was issued with "Execute"
         virtual void AddPythonCommandObserver( PythonCommandObserver* observer ) = 0;
         ///
         /// removes a specific command observer
         virtual void RemovePythonCommandObserver( PythonCommandObserver* observer ) = 0;
         ///
         /// notify all observer. this should only be used if it can be garantueed that the
         /// current python interpreter instance got another command from anywhere else
         /// the the Execute() method of this service, e.g. the shell widget uses this function
         /// since it does not use Execute()
         virtual void NotifyObserver( const std::string& command ) = 0;
 
         ///
         /// \return true, if itk wrapping is available, false otherwise
         virtual bool IsSimpleItkPythonWrappingAvailable() = 0;
         ///
         /// copies an mitk image as itk image into the python interpreter process
         /// the image will be available as "varName" in python if everythin worked
         /// \return true if image was copied, else false
         virtual bool CopyToPythonAsSimpleItkImage( mitk::Image* image, const std::string& varName ) = 0;
         ///
         /// copies an itk image from the python process that is named "varName"
         /// \return the image or 0 if copying was not possible
         virtual mitk::Image::Pointer CopySimpleItkImageFromPython( const std::string& varName ) = 0;
 
         ///
         /// \return true, if OpenCv wrapping is available, false otherwise
         virtual bool IsOpenCvPythonWrappingAvailable() = 0;
         ///
         /// \see CopyToPythonAsItkImage()
         virtual bool CopyToPythonAsCvImage( mitk::Image* image, const std::string& varName ) = 0;
         ///
         /// \see CopyCvImageFromPython()
         virtual mitk::Image::Pointer CopyCvImageFromPython( const std::string& varName ) = 0;
 
         ///
         /// \return true, if vtk wrapping is available, false otherwise
         virtual bool IsVtkPythonWrappingAvailable() = 0;
         ///
         /// \see CopyToPythonAsItkImage()
         virtual bool CopyToPythonAsVtkPolyData( mitk::Surface* surface, const std::string& varName ) = 0;
         ///
         /// \see CopyCvImageFromPython()
         virtual mitk::Surface::Pointer CopyVtkPolyDataFromPython( const std::string& varName ) = 0;
 
         /// \return the ctk abstract python manager instance
         virtual ctkAbstractPythonManager* GetPythonManager() = 0;
 
         ///
         /// nothing to do here
         virtual ~IPythonService(); // leer in mitkIPythonService.cpp implementieren
 
         // force us module loading by linking
         static std::string ForceLoadModule();
 
         virtual void AddRelativeSearchDirs(std::vector< std::string > dirs) = 0;
 
         virtual void AddAbsoluteSearchDirs(std::vector< std::string > dirs) = 0;
     };
 }
 
 MITK_DECLARE_SERVICE_INTERFACE(mitk::IPythonService, "org.mitk.services.IPythonService")
 
 #endif
diff --git a/Modules/QtPython/QmitkCtkPythonShell.cpp b/Modules/QtPython/QmitkCtkPythonShell.cpp
index ebdbbf36d8..c557fa1eac 100644
--- a/Modules/QtPython/QmitkCtkPythonShell.cpp
+++ b/Modules/QtPython/QmitkCtkPythonShell.cpp
@@ -1,94 +1,94 @@
 /*============================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center (DKFZ)
 All rights reserved.
 
 Use of this source code is governed by a 3-clause BSD license that can be
 found in the LICENSE file.
 
 ============================================================================*/
 
 #include "QmitkCtkPythonShell.h"
 
+#include <mitkIPythonService.h>
 #include <ctkAbstractPythonManager.h>
 #include <QDragEnterEvent>
 #include <QDropEvent>
 #include <QMimeData>
 #include <QUrl>
-#include "mitkIPythonService.h"
 #include <usModuleContext.h>
 #include <usServiceReference.h>
 #include <usGetModuleContext.h>
 
 struct QmitkCtkPythonShellData
 {
     mitk::IPythonService* m_PythonService;
     us::ServiceReference<mitk::IPythonService> m_PythonServiceRef;
 };
 
 QmitkCtkPythonShell::QmitkCtkPythonShell(QWidget* parent)
     : ctkPythonConsole(parent), d( new QmitkCtkPythonShellData )
 {
   this->setWelcomeTextColor(Qt::green);
   this->setPromptColor(Qt::gray);
   this->setStdinTextColor(Qt::white);
   this->setCommandTextColor(Qt::white);
   this->setOutputTextColor(Qt::white);
 
   MITK_DEBUG("QmitkCtkPythonShell") << "retrieving  IPythonService";
   us::ModuleContext* context = us::GetModuleContext();
   d->m_PythonServiceRef = context->GetServiceReference<mitk::IPythonService>();
   d->m_PythonService = dynamic_cast<mitk::IPythonService*> ( context->GetService<mitk::IPythonService>(d->m_PythonServiceRef) );
 
   MITK_DEBUG("QmitkCtkPythonShell") << "checking  IPythonService";
   Q_ASSERT( d->m_PythonService );
 
   MITK_DEBUG("QmitkCtkPythonShell") << "initialize  m_PythonService";
   this->initialize( d->m_PythonService->GetPythonManager() );
 
   MITK_DEBUG("QmitkCtkPythonShell") << "m_PythonService initialized";
   mitk::IPythonService::ForceLoadModule();
 }
 
 QmitkCtkPythonShell::~QmitkCtkPythonShell()
 {
   us::ModuleContext* context = us::GetModuleContext();
   context->UngetService( d->m_PythonServiceRef );
   delete d;
 }
 
 void QmitkCtkPythonShell::dragEnterEvent(QDragEnterEvent *event)
 {
   event->accept();
 }
 void QmitkCtkPythonShell::dropEvent(QDropEvent *event)
 {
   QList<QUrl> urls = event->mimeData()->urls();
   for(int i = 0; i < urls.size(); i++)
   {
     d->m_PythonService->Execute( urls[i].toString().toStdString(), mitk::IPythonService::SINGLE_LINE_COMMAND );
   }
 }
 
 bool QmitkCtkPythonShell::canInsertFromMimeData(const QMimeData *) const
 {
   return true;
 }
 
 void QmitkCtkPythonShell::executeCommand(const QString& command)
 {
   MITK_DEBUG("QmitkCtkPythonShell") << "executing command " << command.toStdString();
   d->m_PythonService->Execute(command.toStdString(),mitk::IPythonService::MULTI_LINE_COMMAND);
   d->m_PythonService->NotifyObserver(command.toStdString());
 }
 
 void QmitkCtkPythonShell::Paste(const QString &command)
 {
   if( this->isVisible() )
   {
     this->exec( command );
     //this->executeCommand( command );
   }
 }