| The Gaudi Framework v32r1 (f65d50dc)

Public Member Functions | Private Attributes | List of all members
PythonScriptingSvc Class Reference

This service handles scripting implemented using Python. More...

`#include <GaudiPython/PythonScriptingSvc.h>`

Inheritance diagram for PythonScriptingSvc:
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Collaboration diagram for PythonScriptingSvc:
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## Public Member Functions
| PythonScriptingSvc (const std::string &name, ISvcLocator *svc)
| Standard Constructor. More...
StatusCode | initialize () override
| Initialize the service. [IService::initialize()]. More...
StatusCode | finalize () override
| Finalize the service. [IService::finalize()]. More...
StatusCode | run () override
| Run the service by taking full control. [IRunable::run()]. More...
| ~PythonScriptingSvc () override
| Destructor. More...
Public Member Functions inherited from extends< Service, IRunable >
void * | i_cast (const InterfaceID &tid) const override
| Implementation of IInterface::i_cast. More...
StatusCode | queryInterface (const InterfaceID &ti, void **pp) override
| Implementation of IInterface::queryInterface. More...
std::vector< std::string > | getInterfaceNames () const override
| Implementation of IInterface::getInterfaceNames. More...
Public Member Functions inherited from Service
const std::string & | name () const override
| Retrieve name of the service. More...
StatusCode | configure () override
StatusCode | initialize () override
StatusCode | start () override
StatusCode | stop () override
StatusCode | finalize () override
StatusCode | terminate () override
Gaudi::StateMachine::State | FSMState () const override
Gaudi::StateMachine::State | targetFSMState () const override
StatusCode | reinitialize () override
StatusCode | restart () override
StatusCode | sysInitialize () override
| Initialize Service. More...
StatusCode | sysStart () override
| Initialize Service. More...
StatusCode | sysStop () override
| Initialize Service. More...
StatusCode | sysFinalize () override
| Finalize Service. More...
StatusCode | sysReinitialize () override
| Re-initialize the Service. More...
StatusCode | sysRestart () override
| Re-initialize the Service. More...
| Service (std::string name, ISvcLocator *svcloc)
| Standard Constructor. More...
SmartIF< ISvcLocator > & | serviceLocator () const override
| Retrieve pointer to service locator. More...
StatusCode | setProperties ()
| Method for setting declared properties to the values specified for the job. More...
template<class T >
StatusCode | service (const std::string &name, const T *&psvc, bool createIf=true) const
| Access a service by name, creating it if it doesn't already exist. More...
template<class T >
StatusCode | service (const std::string &name, T *&psvc, bool createIf=true) const
template<typename IFace = IService>
SmartIF< IFace > | service (const std::string &name, bool createIf=true) const
template<class T >
StatusCode | service (const std::string &svcType, const std::string &svcName, T *&psvc) const
| Access a service by name and type, creating it if it doesn't already exist. More...
template<class T >
StatusCode | declareTool (ToolHandle< T > &handle, std::string toolTypeAndName, bool createIf=true)
| Declare used tool. More...
SmartIF< IAuditorSvc > & | auditorSvc () const
| The standard auditor service.May not be invoked before sysInitialize() has been invoked. More...
Public Member Functions inherited from PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >
| PropertyHolder ()=default
Gaudi::Details::PropertyBase & | declareProperty (Gaudi::Details::PropertyBase &prop)
| Declare a property. More...
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, TYPE &value, const std::string &doc="none")
| Helper to wrap a regular data member and use it as a regular property. More...
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, Gaudi::Property< TYPE, VERIFIER, HANDLERS > &prop, const std::string &doc="none")
| Declare a PropertyBase instance setting name and documentation. More...
Gaudi::Details::PropertyBase * | declareRemoteProperty (const std::string &name, IProperty *rsvc, const std::string &rname="")
| Declare a remote property. More...
StatusCode | setProperty (const Gaudi::Details::PropertyBase &p) override
| set the property form another property More...
StatusCode | setProperty (const std::string &s) override
| set the property from the formatted string More...
StatusCode | setProperty (const std::string &n, const std::string &v) override
| set the property from name and the value More...
StatusCode | setProperty (const std::string &name, const TYPE &value)
| set the property form the value More...
StatusCode | getProperty (Gaudi::Details::PropertyBase *p) const override
| get the property More...
const Gaudi::Details::PropertyBase & | getProperty (const std::string &name) const override
| get the property by name More...
StatusCode | getProperty (const std::string &n, std::string &v) const override
| convert the property to the string More...
const std::vector< Gaudi::Details::PropertyBase * > & | getProperties () const override
| get all properties More...
bool | hasProperty (const std::string &name) const override
| Return true if we have a property with the given name. More...
| PropertyHolder (const PropertyHolder &)=delete
PropertyHolder & | operator= (const PropertyHolder &)=delete
Public Member Functions inherited from CommonMessaging< implements< IService, IProperty, IStateful > >
MSG::Level | msgLevel () const
| get the cached level (originally extracted from the embedded MsgStream) More...
bool | msgLevel (MSG::Level lvl) const
| get the output level from the embedded MsgStream More...
MSG::Level | outputLevel () const
| Backward compatibility function for getting the output level. More...
Public Member Functions inherited from CommonMessagingBase
virtual | ~CommonMessagingBase ()=default
| Virtual destructor. More...
const SmartIF< IMessageSvc > & | msgSvc () const
| The standard message service. More...
MsgStream & | msgStream () const
| Return an uninitialized MsgStream. More...
MsgStream & | msgStream (const MSG::Level level) const
| Predefined configurable message stream for the efficient printouts. More...
MsgStream & | always () const
| shortcut for the method msgStream(MSG::ALWAYS) More...
MsgStream & | fatal () const
| shortcut for the method msgStream(MSG::FATAL) More...
MsgStream & | err () const
| shortcut for the method msgStream(MSG::ERROR) More...
MsgStream & | error () const
| shortcut for the method msgStream(MSG::ERROR) More...
MsgStream & | warning () const
| shortcut for the method msgStream(MSG::WARNING) More...
MsgStream & | info () const
| shortcut for the method msgStream(MSG::INFO) More...
MsgStream & | debug () const
| shortcut for the method msgStream(MSG::DEBUG) More...
MsgStream & | verbose () const
| shortcut for the method msgStream(MSG::VERBOSE) More...
MsgStream & | msg () const
| shortcut for the method msgStream(MSG::INFO) More...

## Private Attributes
std::string | m_startupScript
| Startup script. More...

## Additional Inherited Members
Public Types inherited from extends< Service, IRunable >
using | base_class = extends
| Typedef to this class. More...
using | extend_interfaces_base = extend_interfaces< Interfaces... >
| Typedef to the base of this class. More...
Public Types inherited from Service
using | Factory = Gaudi::PluginService::Factory< IService *(const std::string &, ISvcLocator *)>
Public Types inherited from PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >
using | PropertyHolderImpl = PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >
| Typedef used to refer to this class from derived classes, as in. More...
Public Types inherited from CommonMessaging< implements< IService, IProperty, IStateful > >
using | base_class = CommonMessaging
Public Types inherited from extend_interfaces< Interfaces... >
using | ext_iids = typename Gaudi::interface_list_cat< typename Interfaces::ext_iids... >::type
| take union of the ext_iids of all Interfaces... More...
Protected Member Functions inherited from Service
| ~Service () override
| Standard Destructor. More...
int | outputLevel () const
| get the `Service's` output level More...
Protected Member Functions inherited from PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >
Gaudi::Details::PropertyBase * | property (const std::string &name) const
Protected Member Functions inherited from CommonMessaging< implements< IService, IProperty, IStateful > >
MSG::Level | setUpMessaging () const
| Set up local caches. More...
MSG::Level | resetMessaging ()
| Reinitialize internal states. More...
void | updateMsgStreamOutputLevel (int level)
| Update the output level of the cached MsgStream. More...
Protected Attributes inherited from Service
Gaudi::StateMachine::State | m_state = Gaudi::StateMachine::OFFLINE
| Service state. More...
Gaudi::StateMachine::State | m_targetState = Gaudi::StateMachine::OFFLINE
| Service state. More...
Gaudi::Property< int > | m_outputLevel {this, "OutputLevel", MSG::NIL, "output level"}
Gaudi::Property< bool > | m_auditInit {this, "AuditServices", false, " unused"}
Gaudi::Property< bool > | m_auditorInitialize {this, "AuditInitialize", false, "trigger auditor on initialize()"}
Gaudi::Property< bool > | m_auditorStart {this, "AuditStart", false, "trigger auditor on start()"}
Gaudi::Property< bool > | m_auditorStop {this, "AuditStop", false, "trigger auditor on stop()"}
Gaudi::Property< bool > | m_auditorFinalize {this, "AuditFinalize", false, "trigger auditor on finalize()"}
Gaudi::Property< bool > | m_auditorReinitialize {this, "AuditReinitialize", false, "trigger auditor on reinitialize()"}
Gaudi::Property< bool > | m_auditorRestart {this, "AuditRestart", false, "trigger auditor on restart()"}
SmartIF< IAuditorSvc > | m_pAuditorSvc
| Auditor Service. More...

## Detailed Description

This service handles scripting implemented using Python.

Author
  Pere Mato
  David Quarrie

Date
  2001

Definition at line 15 of file PythonScriptingSvc.h.

## Constructor & Destructor Documentation

## ◆ PythonScriptingSvc()

PythonScriptingSvc::PythonScriptingSvc | ( | const std::string & | name,
|  | ISvcLocator * | svc
| ) |  |

Standard Constructor.

Definition at line 23 of file PythonScriptingSvc.cpp.

25 : base_class( name, svc ) {
26 // Declare the startup script Property
27 declareProperty( "StartupScript", m_startupScript = "" );
28 }
PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >::declareProperty
Gaudi::Details::PropertyBase & declareProperty(Gaudi::Details::PropertyBase &prop)
Declare a property.
Definition: PropertyHolder.h:95
extends< Service, IRunable >::base_class
extends base_class
Typedef to this class.
Definition: extends.h:14
Service::name
const std::string & name() const override
Retrieve name of the service.
Definition: Service.cpp:274
PythonScriptingSvc::m_startupScript
std::string m_startupScript
Startup script.
Definition: PythonScriptingSvc.h:35

## ◆ ~PythonScriptingSvc()

PythonScriptingSvc::~PythonScriptingSvc | ( |  | ) |
| override

Destructor.

Definition at line 31 of file PythonScriptingSvc.cpp.

31 {}

## Member Function Documentation

## ◆ finalize()

StatusCode PythonScriptingSvc::finalize | ( |  | ) |
| override

Finalize the service. [IService::finalize()].

Definition at line 94 of file PythonScriptingSvc.cpp.

96 {
97 // Finalize this specific service
98 StatusCode sc = Service::finalize();
99 if ( sc.isFailure() ) return sc;
100
101 // Shutdown the Python interpreter
102 Py_Finalize();
103 return StatusCode::SUCCESS;
104 }
Service::finalize
StatusCode finalize() override
Definition: Service.cpp:164
StatusCode::SUCCESS
constexpr static const auto SUCCESS
Definition: StatusCode.h:85
StatusCode
This class is used for returning status codes from appropriate routines.
Definition: StatusCode.h:50
StatusCode::isFailure
bool isFailure() const
Definition: StatusCode.h:130

## ◆ initialize()

StatusCode PythonScriptingSvc::initialize | ( |  | ) |
| override

Initialize the service. [IService::initialize()].

Definition at line 35 of file PythonScriptingSvc.cpp.

37 {
38 // initialize the Service Base class
39 StatusCode sc = Service::initialize();
40 if ( sc.isFailure() ) return sc;
41
42 // Setup startup script. If none is explicitly specified, then
43 // use the ApplicationMgr JobOptionsPath property as long as
44 // the JobOptionsType property is set to "NONE".
45 if ( m_startupScript.empty() ) {
46 auto prpMgr = serviceLocator()->as<IProperty>();
47 if ( prpMgr ) {
48 Gaudi::Property<std::string> tmp;
49 tmp.assign( prpMgr->getProperty( "JobOptionsType" ) );
50 if ( tmp.value() == "NONE" ) {
51 tmp.assign( prpMgr->getProperty( "JobOptionsPath" ) );
52 m_startupScript = tmp;
53 }
54 }
55 }
56
57 char* progName[] = {const_cast<char*>( "GaudiPython" )};
58
59 // Initialize the Python interpreter. Required.
60 Py_Initialize();
61 // Set argv for Tkinter (needs program name)
62 PySys_SetArgv( 1, progName );
63 // Get the Python version
64 std::string fullversion = Py_GetVersion();
65 std::string version( fullversion, 0, fullversion.find_first_of( ' ' ) );
66 std::string vers( version, 0, version.find_first_of( '.', version.find_first_of( '.' ) + 1 ) );
67 info() << "Python version: [" << vers << "]" << endmsg;
68
69 #if defined( __linux )
70 // This is hack to make global the python symbols
71 // which are needed by the other python modules
72 // (eg. readline, math, etc,) libraries.
73 std::string libname = "libpython" + vers + ".so";
74 dlopen( libname.c_str(), RTLD_GLOBAL | RTLD_LAZY );
75 #endif
76
77 // Startup commands
78 PyRun_SimpleString( "from gaudimodule import *" );
79 PyRun_SimpleString( "g = AppMgr()" );
80 // backward compatibility with SIPython
81 PyRun_SimpleString( "theApp = g" );
82 PyRun_SimpleString( "def Service(n): return g.service(n)" );
83 PyRun_SimpleString( "def Algorithm(n): return g.algorithm(n)" );
84 PyRun_SimpleString( "def Property(n): return g.service(n)" );
85 // For command-line completion (unix only)
86 #if !defined( _WIN32 )
87 PyRun_SimpleString( "import rlcompleter" );
88 PyRun_SimpleString( "rlcompleter.readline.parse_and_bind('tab: complete')" );
89 #endif
90 return StatusCode::SUCCESS;
91 }
Service::initialize
StatusCode initialize() override
Definition: Service.cpp:60
Service::serviceLocator
SmartIF< ISvcLocator > & serviceLocator() const override
Retrieve pointer to service locator.
Definition: Service.cpp:277
std::string::empty
T empty(T... args)
Gaudi::Property
Implementation of property with value of concrete type.
Definition: Property.h:352
StatusCode::SUCCESS
constexpr static const auto SUCCESS
Definition: StatusCode.h:85
ISvcLocator::as
SmartIF< IFace > as()
Definition: ISvcLocator.h:103
CommonMessagingBase::info
MsgStream & info() const
shortcut for the method msgStream(MSG::INFO)
Definition: CommonMessaging.h:104
std::string
STL class.
StatusCode
This class is used for returning status codes from appropriate routines.
Definition: StatusCode.h:50
Gaudi::Property::value
const ValueType & value() const
Backward compatibility (.
Definition: Property.h:526
PythonScriptingSvc::m_startupScript
std::string m_startupScript
Startup script.
Definition: PythonScriptingSvc.h:35
std::string::find_first_of
T find_first_of(T... args)
std::string::c_str
T c_str(T... args)
Gaudi::Property::assign
bool assign(const Details::PropertyBase &source) override
get the value from another property
Definition: Property.h:659
StatusCode::isFailure
bool isFailure() const
Definition: StatusCode.h:130
IProperty
The IProperty is the basic interface for all components which have properties that can be set or get.
Definition: IProperty.h:20
endmsg
MsgStream & endmsg(MsgStream &s)
MsgStream Modifier: endmsg. Calls the output method of the MsgStream.
Definition: MsgStream.h:192

## ◆ run()

StatusCode PythonScriptingSvc::run | ( |  | ) |
| override

Run the service by taking full control. [IRunable::run()].

Definition at line 107 of file PythonScriptingSvc.cpp.

109 {
110 if ( !m_startupScript.empty() ) {
111 std::ifstream file{m_startupScript};
112 std::stringstream stream;
113 if ( file ) {
114 std::string buffer;
115 file.seekg( 0, std::ios::end );
116 buffer.reserve( file.tellg() );
117 file.seekg( 0, std::ios::beg );
118 buffer.assign( ( std::istreambuf_iterator<char>{file} ), std::istreambuf_iterator<char>{} );
119 file.close();
120 PyRun_SimpleString( buffer.c_str() );
121 } else {
122 warning() << "Python startup file " << m_startupScript << " not found" << endmsg;
123 }
124 }
125 PyRun_InteractiveLoop( stdin, "\0" );
126 return StatusCode::SUCCESS;
127 }
std::string::empty
T empty(T... args)
CommonMessagingBase::warning
MsgStream & warning() const
shortcut for the method msgStream(MSG::WARNING)
Definition: CommonMessaging.h:101
std::istreambuf_iterator
StatusCode::SUCCESS
constexpr static const auto SUCCESS
Definition: StatusCode.h:85
std::stringstream
STL class.
std::string
STL class.
PythonScriptingSvc::m_startupScript
std::string m_startupScript
Startup script.
Definition: PythonScriptingSvc.h:35
IOTest.end
def end
Definition: IOTest.py:112
std::string::assign
T assign(T... args)
std::string::c_str
T c_str(T... args)
endmsg
MsgStream & endmsg(MsgStream &s)
MsgStream Modifier: endmsg. Calls the output method of the MsgStream.
Definition: MsgStream.h:192
std::ifstream
STL class.
std::string::reserve
T reserve(T... args)

## Member Data Documentation

## ◆ m_startupScript

std::string PythonScriptingSvc::m_startupScript
| private

Startup script.

Definition at line 35 of file PythonScriptingSvc.h.

The documentation for this class was generated from the following files:

- GaudiPython/src/Services/PythonScriptingSvc.h
- GaudiPython/src/Services/PythonScriptingSvc.cpp