validate canons without yatest_common

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diff --git a/contrib/libs/pycxx/Python3/Extensions.hxx b/contrib/libs/pycxx/Python3/Extensions.hxx
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+++ b/contrib/libs/pycxx/Python3/Extensions.hxx
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+//-----------------------------------------------------------------------------
+//
+// Copyright (c) 1998 - 2007, The Regents of the University of California
+// Produced at the Lawrence Livermore National Laboratory
+// All rights reserved.
+//
+// This file is part of PyCXX. For details,see http://cxx.sourceforge.net/. The
+// full copyright notice is contained in the file COPYRIGHT located at the root
+// of the PyCXX distribution.
+//
+// Redistribution  and  use  in  source  and  binary  forms,  with  or  without
+// modification, are permitted provided that the following conditions are met:
+//
+//  - Redistributions of  source code must  retain the above  copyright notice,
+//    this list of conditions and the disclaimer below.
+//  - Redistributions in binary form must reproduce the above copyright notice,
+//    this  list of  conditions  and  the  disclaimer (as noted below)  in  the
+//    documentation and/or materials provided with the distribution.
+//  - Neither the name of the UC/LLNL nor  the names of its contributors may be
+//    used to  endorse or  promote products derived from  this software without
+//    specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT  HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR  IMPLIED WARRANTIES, INCLUDING,  BUT NOT  LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND  FITNESS FOR A PARTICULAR  PURPOSE
+// ARE  DISCLAIMED.  IN  NO  EVENT  SHALL  THE  REGENTS  OF  THE  UNIVERSITY OF
+// CALIFORNIA, THE U.S.  DEPARTMENT  OF  ENERGY OR CONTRIBUTORS BE  LIABLE  FOR
+// ANY  DIRECT,  INDIRECT,  INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR CONSEQUENTIAL
+// DAMAGES (INCLUDING, BUT NOT  LIMITED TO, PROCUREMENT OF  SUBSTITUTE GOODS OR
+// SERVICES; LOSS OF  USE, DATA, OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER
+// CAUSED  AND  ON  ANY  THEORY  OF  LIABILITY,  WHETHER  IN  CONTRACT,  STRICT
+// LIABILITY, OR TORT  (INCLUDING NEGLIGENCE OR OTHERWISE)  ARISING IN ANY  WAY
+// OUT OF THE  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+// DAMAGE.
+//
+//-----------------------------------------------------------------------------
+
+#ifndef __CXX_Extensions__h
+#define __CXX_Extensions__h
+
+
+#ifdef _MSC_VER
+// disable warning C4786: symbol greater than 255 character,
+// okay to ignore
+#pragma warning( disable: 4786 )
+#endif
+
+#include "../WrapPython.h"
+#include "../Version.hxx"
+#include "Config.hxx"
+#include "CxxDebug.hxx"
+#include "Objects.hxx"
+
+extern "C" { extern PyObject py_object_initializer; }
+
+#include <vector>
+#include <map>
+
+// ----------------------------------------------------------------------
+
+namespace Py
+{
+    class ExtensionModuleBase;
+
+    // Make an Exception Type for use in raising custom exceptions
+    class ExtensionExceptionType : public Object
+    {
+    public:
+        ExtensionExceptionType();
+        virtual ~ExtensionExceptionType();
+
+        // call init to create the type
+        void init( ExtensionModuleBase &module, const std::string &name, ExtensionExceptionType &parent );
+        void init( ExtensionModuleBase &module, const std::string &name );
+    };
+
+    class MethodTable
+    {
+    public:
+        MethodTable();
+        virtual ~MethodTable();
+
+        void add( const char *method_name, PyCFunction f, const char *doc="", int flag=1 );
+        PyMethodDef *table();
+
+    protected:
+        std::vector<PyMethodDef> t;    // accumulator of PyMethodDef's
+        PyMethodDef *mt;        // Actual method table produced when full
+
+        static PyMethodDef method( const char* method_name, PyCFunction f, int flags=1, const char* doc="" );
+
+    private:
+        //
+        // prevent the compiler generating these unwanted functions
+        //
+        MethodTable( const MethodTable &m );    //unimplemented
+        void operator=( const MethodTable &m );    //unimplemented
+
+    }; // end class MethodTable
+
+    // Note: Python calls noargs as varargs buts args==NULL
+    extern "C" typedef PyObject *(*method_noargs_call_handler_t)( PyObject *_self, PyObject * );
+    extern "C" typedef PyObject *(*method_varargs_call_handler_t)( PyObject *_self, PyObject *_args );
+    extern "C" typedef PyObject *(*method_keyword_call_handler_t)( PyObject *_self, PyObject *_args, PyObject *_dict );
+
+    template<class T>
+    class MethodDefExt
+    {
+    public:
+        typedef Object (T::*method_noargs_function_t)();
+        typedef Object (T::*method_varargs_function_t)( const Tuple &args );
+        typedef Object (T::*method_keyword_function_t)( const Tuple &args, const Dict &kws );
+
+        // NOARGS
+        MethodDefExt
+        (
+            const char *_name,
+            method_noargs_function_t _function,
+            method_noargs_call_handler_t _handler,
+            const char *_doc
+        )
+        {
+            ext_meth_def.ml_name = const_cast<char *>( _name );
+            ext_meth_def.ml_meth = reinterpret_cast<method_varargs_call_handler_t>( _handler );
+            ext_meth_def.ml_flags = METH_NOARGS;
+            ext_meth_def.ml_doc = const_cast<char *>( _doc );
+
+            ext_noargs_function = _function;
+            ext_varargs_function = NULL;
+            ext_keyword_function = NULL;
+        }
+
+        // VARARGS
+        MethodDefExt
+        (
+            const char *_name,
+            method_varargs_function_t _function,
+            method_varargs_call_handler_t _handler,
+            const char *_doc
+        )
+        {
+            ext_meth_def.ml_name = const_cast<char *>( _name );
+            ext_meth_def.ml_meth = reinterpret_cast<method_varargs_call_handler_t>( _handler );
+            ext_meth_def.ml_flags = METH_VARARGS;
+            ext_meth_def.ml_doc = const_cast<char *>( _doc );
+
+            ext_noargs_function = NULL;
+            ext_varargs_function = _function;
+            ext_keyword_function = NULL;
+        }
+
+        // VARARGS + KEYWORD
+        MethodDefExt
+        (
+            const char *_name,
+            method_keyword_function_t _function,
+            method_keyword_call_handler_t _handler,
+            const char *_doc
+        )
+        {
+            ext_meth_def.ml_name = const_cast<char *>( _name );
+            ext_meth_def.ml_meth = reinterpret_cast<method_varargs_call_handler_t>( _handler );
+            ext_meth_def.ml_flags = METH_VARARGS|METH_KEYWORDS;
+            ext_meth_def.ml_doc = const_cast<char *>( _doc );
+
+            ext_noargs_function = NULL;
+            ext_varargs_function = NULL;
+            ext_keyword_function = _function;
+        }
+
+        ~MethodDefExt()
+        {}
+
+        PyMethodDef ext_meth_def;
+        method_noargs_function_t ext_noargs_function;
+        method_varargs_function_t ext_varargs_function;
+        method_keyword_function_t ext_keyword_function;
+        Object py_method;
+    };
+} // Namespace Py
+
+#include "ExtensionModule.hxx"
+#include "PythonType.hxx"
+#include "ExtensionTypeBase.hxx"
+#include "ExtensionOldType.hxx"
+#include "ExtensionType.hxx"
+
+// End of CXX_Extensions.h
+#endif