From 952d6fc109ee750d813c6689f238f621117922e1 Mon Sep 17 00:00:00 2001
From: Mark Spruiell <mes@zeroc.com>
Date: Thu, 23 Sep 2004 20:36:03 +0000
Subject: prevent abstract class from being instantiated

---
 cpp/src/Slice/PythonUtil.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'cpp/src/Slice/PythonUtil.cpp')

diff --git a/cpp/src/Slice/PythonUtil.cpp b/cpp/src/Slice/PythonUtil.cpp
index eb2594c02de..3ba1683101f 100644
--- a/cpp/src/Slice/PythonUtil.cpp
+++ b/cpp/src/Slice/PythonUtil.cpp
@@ -320,12 +320,19 @@ Slice::Python::CodeVisitor::visitClassDefStart(const ClassDefPtr& p)
     }
     _out << "):";
     _out.inc();
-    if(baseName.empty() && !p->hasDataMembers())
+    if(baseName.empty() && !p->hasDataMembers() && !p->isAbstract())
     {
         _out << nl << "pass";
     }
     else
     {
+        if(p->isAbstract())
+        {
+            _out << nl << "if __builtin__.type(self) == _M_" << fixedScoped << ':';
+            _out.inc();
+            _out << nl << "raise RuntimeError('" << fixedScoped << " is an abstract class')";
+            _out.dec();
+        }
         if(!baseName.empty())
         {
             _out << nl << baseName << ".__init__(self";
@@ -1493,7 +1500,7 @@ changeInclude(const string& orig, const vector<string>& includePaths)
 void
 Slice::Python::generate(const UnitPtr& unit, bool all, bool checksum, const vector<string>& includePaths, Output& out)
 {
-    out << nl << "import Ice, IcePy";
+    out << nl << "import Ice, IcePy, __builtin__";
 
     if(!all)
     {
-- 
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