PyCallable.h

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// @(#)root/pyroot:$Id: PyCallable.h 33356 2010-05-04 00:45:17Z wlav $
// Author: Wim Lavrijsen, Aug 2004

#ifndef PYROOT_PYCALLABLE_H
#define PYROOT_PYCALLABLE_H


namespace PyROOT {

/** Python callable object interface
      @author  WLAV
      @date    01/27/2009
      @version 5.0
 */

   class ObjectProxy;

   class PyCallable {
   public:
      virtual ~PyCallable() {}

   public:
      virtual PyObject* GetSignature() = 0;
      virtual PyObject* GetPrototype() = 0;
      virtual PyObject* GetDocString() { return GetPrototype(); }
      virtual Int_t GetPriority() { return 0; }

      virtual Int_t GetMaxArgs() { return 0; }
      virtual PyObject* GetArgSpec( Int_t /* iarg */ ) { return 0; }
      virtual PyObject* GetArgDefault( Int_t /* iarg */ ) { return 0; }
      virtual PyObject* GetScope() { return 0; }

      virtual PyCallable* Clone() = 0;

   public:
      virtual PyObject* operator()(
         ObjectProxy* self, PyObject* args, PyObject* kwds, Long_t user = 0 ) = 0;
   };

} // namespace PyROOT

#endif // !PYROOT_PYCALLABLE_H

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