Gaudi Framework, version v20r2
	Generated: 18 Jul 2008

GaudiPython Namespace Reference

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Detailed Description

GaudiPython.h GaudiPython/GaudiPython.h.

The general namespace to hide all Gaudi-python related classes

Author:

Vanya BELYAEV Ivan.Belyaev@lapp.in2p3.fr

Date:

2005-08-04

Classes
class	AlgDecorator
class	PyAlgorithm
	Python Algorithm base class. More...
class	PyAlg
	general class to embedd 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
	Author: Vanya BELYAEV Ivan.Belyaev@itep.ru More...
struct	Printer< ContainedObject >
struct	Printer< DataObject >
class	PyROOTPickle
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
StatusCode	call_python_method (PyObject *self, char *method)
	call the python method
bool	has_python_method (PyObject *self, char *method)
	check the existence of the method
int	call_python_method (PyObject *self, char *method, char *buf)
	call a python method with a string as an argument
StatusCode	call_python_method (PyObject *self, char *method)
	call the python method
int	call_python_method (PyObject *self, char *method, char *buf)
	call a python method with a string as an argument

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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.

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Function Documentation

int GaudiPython::call_python_method	(	PyObject *	self,
		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 , method , "s", buf ) ;
  if ( 0 == r ) {
    string err("Unsuccsesful call to bound Python method");
    err += method;
    PyErr_SetString( PyExc_TypeError , err.c_str() ) ;
    PyErr_Print() ;
    return 1 ;
  }
  Py_DECREF( r );
  return 0 ;
}

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

call the python method

Definition at line 24 of file Algorithm.cpp.

References c, std::basic_string< _CharT, _Traits, _Alloc >::c_str(), and StatusCode::FAILURE.

{
  StatusCode sc = StatusCode::FAILURE;
  // check arguments 
  if ( 0 == self || 0 == method ) { return StatusCode::FAILURE ; }
  
  // call Python 
  PyObject*  r  = PyObject_CallMethod ( self , method , "" ) ;
  
  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  , "getCode" , "" ) ;   
  
  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,
		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 , method , "s", buf ) ;
  if ( 0 == r ) {
    string err("Unsuccsesful call to bound Python method");
    err += method;
    PyErr_SetString( PyExc_TypeError , err.c_str() ) ;
    PyErr_Print() ;
    return 1 ;
  }
  Py_DECREF( r );
  return 0 ;
}

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

call the python method

Definition at line 24 of file Algorithm.cpp.

Referenced by GaudiPython::PyAlgorithm::beginRun(), GaudiPython::PyAlg< ALGORITHM >::beginRun(), GaudiPython::PyAlgorithm::endRun(), GaudiPython::PyAlg< ALGORITHM >::endRun(), GaudiPython::PyAlgorithm::execute(), GaudiPython::PyAlg< ALGORITHM >::execute(), GaudiPython::PyAlgorithm::finalize(), GaudiPython::PyAlg< ALGORITHM >::finalize(), GaudiPython::PyAlgorithm::initialize(), GaudiPython::PyAlg< ALGORITHM >::initialize(), GaudiPython::PyAlgorithm::start(), GaudiPython::PyAlg< ALGORITHM >::start(), GaudiPython::PyAlgorithm::stop(), GaudiPython::PyAlg< ALGORITHM >::stop(), and GaudiPython::CallbackStreamBuf::sync().

{
  StatusCode sc = StatusCode::FAILURE;
  // check arguments 
  if ( 0 == self || 0 == method ) { return StatusCode::FAILURE ; }
  
  // call Python 
  PyObject*  r  = PyObject_CallMethod ( self , method , "" ) ;
  
  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  , "getCode" , "" ) ;   
  
  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;
} ;

bool GaudiPython::has_python_method	(	PyObject *	self,
		char *	method
	)

check the existence of the method

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