File boost-python_call_operator.patch of Package boost

Index: /trunk/boost/python/object_core.hpp
===================================================================
--- /trunk/boost/python/object_core.hpp (revision 45918)
+++ /trunk/boost/python/object_core.hpp (revision 47846)
@@ -42,4 +42,10 @@
 
 namespace boost { namespace python { 
+
+namespace detail
+{
+ class kwds_proxy; 
+ class args_proxy; 
+} 
 
 namespace converter
@@ -103,4 +109,9 @@
 # define BOOST_PP_ITERATION_PARAMS_1 (3, (1, BOOST_PYTHON_MAX_ARITY, <boost/python/object_call.hpp>))
 # include BOOST_PP_ITERATE()
+ 
+ detail::args_proxy operator* () const; 
+ object operator()(detail::args_proxy const &args) const; 
+ object operator()(detail::args_proxy const &args, 
+ detail::kwds_proxy const &kwds) const; 
 
 // truth value testing
@@ -417,4 +428,60 @@
 //
 
+namespace detail 
+{
+
+class call_proxy 
+{ 
+public: 
+ call_proxy(object target) : m_target(target) {} 
+ operator object() const { return m_target;} 
+ 
+ private: 
+ object m_target; 
+}; 
+ 
+class kwds_proxy : public call_proxy 
+{ 
+public: 
+ kwds_proxy(object o = object()) : call_proxy(o) {} 
+}; 
+class args_proxy : public call_proxy 
+{ 
+public: 
+ args_proxy(object o) : call_proxy(o) {} 
+ kwds_proxy operator* () const { return kwds_proxy(*this);} 
+}; 
+} 
+ 
+template <typename U> 
+detail::args_proxy api::object_operators::operator* () const 
+{ 
+ object_cref2 x = *static_cast(this); 
+ return detail::args_proxy(x); 
+} 
+ 
+template <typename U> 
+object api::object_operators::operator()(detail::args_proxy const &args) const 
+{ 
+ U const& self = *static_cast(this); 
+ PyObject *result = PyObject_Call(get_managed_object(self, tag), 
+ args.operator object().ptr(), 
+ 0); 
+ return object(detail::new_reference(result)); 
+ 
+} 
+ 
+template <typename U> 
+object api::object_operators::operator()(detail::args_proxy const &args, 
+ detail::kwds_proxy const &kwds) const 
+{ 
+ U const& self = *static_cast(this); 
+ PyObject *result = PyObject_Call(get_managed_object(self, tag), 
+ args.operator object().ptr(), 
+ kwds.operator object().ptr()); 
+ return object(detail::new_reference(result)); 
+ 
+} 
+
 inline object::object()
 : object_base(python::incref(Py_None))
Index: /trunk/libs/python/test/object.cpp
===================================================================
--- /trunk/libs/python/test/object.cpp (revision 45918)
+++ /trunk/libs/python/test/object.cpp (revision 47846)
@@ -187,4 +187,9 @@
 return s.slice(2,-1).slice(1,-1) == "lo, wor";
 }
+
+object test_call(object c, object args, object kwds) 
+{ 
+ return c(*args, **kwds); 
+} 
 
 bool check_binary_operators()
@@ -378,4 +383,5 @@
 def("test_not_item", test_not_item);
 
+ def("test_call", test_call);
 def("check_binary_operators", check_binary_operators);
 def("check_inplace", check_inplace);
Index: /trunk/libs/python/test/object.py
===================================================================
--- /trunk/libs/python/test/object.py (revision 45918)
+++ /trunk/libs/python/test/object.py (revision 47846)
@@ -135,5 +135,10 @@
 Operators
 
- 
+>>> def print_args(*args, **kwds): 
+... print args, kwds 
+>>> test_call(print_args, (0, 1, 2, 3), {'a':'A'}) 
+(0, 1, 2, 3) {'a': 'A'}
+
+
 >>> assert check_binary_operators()
 
Index: /trunk/libs/python/doc/v2/object.html
===================================================================
--- /trunk/libs/python/doc/v2/object.html (revision 45918)
+++ /trunk/libs/python/doc/v2/object.html (revision 47846)
@@ -656,4 +656,9 @@
 object operator()(A0 const&amp;, A1 const&amp;,...An const&amp;) const;
 
+ detail::args_proxy operator* () const; 
+ object operator()(detail::args_proxy const &amp;args) const; 
+ object operator()(detail::args_proxy const &amp;args, 
+ detail::kwds_proxy const &amp;kwds) const; 
+
 // truth value testing
 //
@@ -705,4 +710,23 @@
 a2,...aN)</dt>
 </dl>
+
+<pre>
+object operator()(detail::args_proxy const &amp;args) const; 
+</pre>
+<dl class="function-semantics">
+ <dt>Effects:
+ call object with arguments given by the tuple <varname>args</varname></dt>
+</dl>
+<pre>
+object operator()(detail::args_proxy const &amp;args, 
+ detail::kwds_proxy const &amp;kwds) const; 
+</pre>
+<dl class="function-semantics">
+ <dt>Effects:
+ call object with arguments given by the tuple <varname>args</varname>, and named
+ arguments given by the dictionary <varname>kwds</varname></dt>
+</dl>
+
+
 <pre>
 operator bool_type() const;