GaudiPython Namespace Reference

GaudiPython.h GaudiPython/GaudiPython.h. More...

Namespaces
namespace	Bindings
namespace	GaudiAlgs
namespace	GaudiHandles
namespace	HistoUtils
namespace	Persistency
namespace	Pythonizations
namespace	TupleUtils
Classes
class	AlgDecorator
class	PyAlgorithm
	Python Algorithm base class. More...
class	PyAlg
	general class to embed the existing algorithm/base class into the python More...
class	CallbackStreamBuf
struct	Helper
class	HistoDecorator
	Simple decorator class to allow to reuse the functionality of GaudiHistos<TYPE> class in pythin. More...
struct	Interface
	Minor mofidication of original Pere's structure GaudiPython::Interface This helper class is nesessary to perform C++ castings from python. More...
struct	Interface< IInterface >
struct	Printer
struct	Printer< ContainedObject >
struct	Printer< DataObject >
class	TupleDecorator
	Simple class which performs the decoration of the standard N-Tuple. More...
class	TupleAlgDecorator
	Simple class to perform the "decoration" of Tuples in Python/Reflex. More...
class	TupleToolDecorator
	Simple class to perform the "decoration" of Tuples in Python/Reflex. More...
struct	_identity
	It is here due to 'missing'(?) std::identity. More...
Typedefs
typedef std::vector< double >	Vector
	useful type definition for implicit loos
typedef Vector	Row
typedef std::vector< Row >	Matrix
Functions
GAUDI_API StatusCode	call_python_method (PyObject *self, const char *method)
	call the python method
int GAUDI_API	call_python_method (PyObject *self, const char *method, char *buf)
	call a python method with a string as an argument

---

Detailed Description

GaudiPython.h GaudiPython/GaudiPython.h.

Namespace for all classes interfacing Gaudi to Python.

The general namespace to hide all Gaudi-python related classes

Author:

Vanya BELYAEV Ivan.Belyaev@lapp.in2p3.fr

Date:

2005-08-04

---

Typedef Documentation

typedef std::vector<Row> GaudiPython::Matrix

Definition at line 23 of file Vector.h.

typedef Vector GaudiPython::Row

Definition at line 22 of file Vector.h.

typedef std::vector<double> GaudiPython::Vector

useful type definition for implicit loos

Definition at line 21 of file Vector.h.

---

Function Documentation

StatusCode GaudiPython::call_python_method	(	PyObject *	self,
		const char *	method
	)

call the python method

Definition at line 33 of file Algorithm.cpp.

{
  StatusCode sc = StatusCode::FAILURE;
  // check arguments
  if ( 0 == self || 0 == method ) { return StatusCode::FAILURE ; }

  // call Python
  PyObject* r = PyObject_CallMethod(self, chr(method), chr(""));

  if ( 0 == r ) { PyErr_Print() ;              return sc ; } // RETURN

  if ( PyInt_Check ( r ) )
  { sc = PyInt_AS_LONG( r ) ; Py_DECREF( r ) ; return sc ; } // RETURN

  // look for the method getCode with the signature:
  //  ' int getCode() '
  PyObject* c = PyObject_CallMethod(r, chr("getCode"), chr(""));

  if      ( 0 == c           ) {      PyErr_Print()      ; }
  else if ( PyLong_Check( c )) { sc = PyLong_AsLong( c ); }
  else
  {
    std::string msg( " call_python_method unexpected type from '" );
    msg += method ;
    msg += "().getCode()' " ;
    PyErr_SetString( PyExc_TypeError , msg.c_str() ) ;
    PyErr_Print() ;
  }
  // release used objects
  Py_XDECREF( c ) ;
  Py_XDECREF( r ) ;
  //
  return sc;
}

int GaudiPython::call_python_method	(	PyObject *	self,
		const char *	method,
		char *	buf
	)

call a python method with a string as an argument

Definition at line 23 of file CallbackStreamBuf.cpp.

{
  if ( 0 == self || 0 == method ) { return 1 ; }
  PyObject* r = PyObject_CallMethod(self, const_cast<char*>(method),
                                          const_cast<char*>("s"), buf);
  if ( 0 == r ) {
    string err("Unsuccessful call to bound Python method");
    err += method;
    PyErr_SetString( PyExc_TypeError , err.c_str() ) ;
    PyErr_Print() ;
    return 1 ;
  }
  Py_DECREF( r );
  return 0 ;
}