Improve reporting of Python exceptions

src/Base/Exception.h

@@ -48,7 +48,7 @@ public:
 
   Exception &operator=(const Exception &inst);
   virtual const char* what(void) const throw();
-  void ReportException (void) const;
+  virtual void ReportException (void) const;
   inline void setMessage(const char * sMessage);
   inline void setMessage(const std::string& sMessage);
   

src/Base/Interpreter.cpp

@@ -71,9 +71,18 @@ PyException::PyException(void)
 
 
     _stackTrace = PP_last_error_trace;     /* exception traceback text */
+}
 
+PyException::~PyException() throw()
+{
+    PyGILStateLocker locker;
     PyErr_Clear(); // must be called to keep Python interpreter in a valid state (Werner)
+}
 
+void PyException::ReportException (void) const
+{
+    Base::Console().Error("%s%s: %s\n",
+        _stackTrace.c_str(), _errorType.c_str(), what());
 }
 
 // ---------------------------------------------------------

src/Base/Interpreter.h

@@ -54,11 +54,12 @@ class BaseExport PyException : public Exception
 public:
     /// constructor does the whole job
     PyException(void);
-    ~PyException() throw() {}
+    ~PyException() throw();
 
     ///  this function returns the stack trace
     const std::string &getStackTrace(void) const {return _stackTrace;}
     const std::string &getErrorType(void) const {return _errorType;}
+    void ReportException (void) const;
 
 protected:
     std::string _stackTrace;