Gaudi Framework, version v25r0
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GaudiPython.Bindings Namespace Reference

Classes

class  InterfaceCast
 
class  Interface
 
class  PropertyEntry
 
class  iProperty
 
class  iService
 
class  iAlgorithm
 
class  iAlgTool
 
class  iDataSvc
 
class  iHistogramSvc
 
class  iNTupleSvc
 
class  iToolSvc
 
class  iJobOptSvc
 
class  iEventSelector
 
class  AppMgr
 
class  CallbackStreamBuf
 
class  PyAlgorithm
 

Functions

def deprecation
 
def loaddict
 
def getClass
 
def _getFIDandEvents
 
def getComponentProperties
 
def _copyFactoriesFromList
 

Variables

list __all__
 
 gbl cppyy.gbl
 
 Gaudi gbl.Gaudi
 
 _gaudi None
 
 Helper gbl.GaudiPython.Helper
 
tuple StringProperty gbl.SimpleProperty('string','BoundedVerifier<string>')
 
tuple StringPropertyRef gbl.SimplePropertyRef('string','NullVerifier<string>')
 
 GaudiHandleProperty gbl.GaudiHandleProperty
 
 GaudiHandleArrayProperty gbl.GaudiHandleArrayProperty
 
 DataObject gbl.DataObject
 
tuple SUCCESS gbl.StatusCode( gbl.StatusCode.SUCCESS, True )
 
tuple FAILURE gbl.StatusCode( gbl.StatusCode.FAILURE, True )
 
tuple toArray lambdatyp:getattr(Helper,"toArray")
 
 ROOT cppyy.libPyROOT
 
 makeNullPointer cppyy.libPyROOT.MakeNullPointer
 
 makeClass cppyy.libPyROOT.MakeRootClass
 
 setOwnership cppyy.libPyROOT.SetOwnership
 
 _CallbackStreamBufBase gbl.GaudiPython.CallbackStreamBuf
 
 _PyAlgorithm gbl.GaudiPython.PyAlgorithm
 

Function Documentation

def GaudiPython.Bindings._copyFactoriesFromList (   factories)
private

Definition at line 1073 of file Bindings.py.

1073 
1074 def _copyFactoriesFromList(factories) :
1075  result = []
1076  for i in range(factories.size()) :
1077  factory = factories.front()
1078  result.append(factory)
1079  factories.pop_front()
1080  for factory in result :
1081  factories.push_back(factory)
1082  return result
1083 
1084 #----CallbackStreamBuf----------------------------------------------------------------
# Used for redirecting C++ messages to python
def GaudiPython.Bindings._getFIDandEvents (   pfn)
private

Definition at line 1018 of file Bindings.py.

1018 
1019 def _getFIDandEvents( pfn ):
1020  tfile = gbl.TFile.Open(pfn)
1021  if not tfile : raise 'Cannot open ROOT file ', pfn
1022  tree = tfile.Get('##Params')
1023  tree.GetEvent(0)
1024  text = tree.db_string
1025  if 'NAME=FID' in text :
1026  fid = text[text.rfind('VALUE=')+6:-1]
1027  nevt = tfile.Get('_Event').GetEntries()
1028  tfile.Close()
1029  return fid, nevt
1030 
#--------------------------------------------------------------------------------------
def GaudiPython.Bindings.deprecation (   message)

Definition at line 74 of file Bindings.py.

74 
75 def deprecation(message):
76  warnings.warn('GaudiPython: '+ message, DeprecationWarning, stacklevel=3)
77 
#----InterfaceCast class ----------------------------------------------------------------
def GaudiPython.Bindings.getClass (   name,
  libs = [] 
) 
Function to retrieve a certain C++ class by name and to load dictionary if requested

Usage:

from gaudimodule import getClass
# one knows that class is already loaded
AppMgr     = getClass( 'ApplicationMgr'           )
# one knows where to look for class, if not loaded yet
MCParticle = getClass( 'MCParticle' , 'EventDict' )
# one knows where to look for class, if not loaded yet
Vertex     = getClass( 'Vertex' , ['EventDict', 'PhysEventDict'] )

Definition at line 118 of file Bindings.py.

118 
119 def getClass( name , libs = [] ) :
120  """
121  Function to retrieve a certain C++ class by name and to load dictionary if requested
122 
123  Usage:
124 
125  from gaudimodule import getClass
126  # one knows that class is already loaded
127  AppMgr = getClass( 'ApplicationMgr' )
128  # one knows where to look for class, if not loaded yet
129  MCParticle = getClass( 'MCParticle' , 'EventDict' )
130  # one knows where to look for class, if not loaded yet
131  Vertex = getClass( 'Vertex' , ['EventDict', 'PhysEventDict'] )
132  """
133  # see if class is already loaded
134  if hasattr( gbl , name ) : return getattr( gbl , name )
135  # try to load dictionaries and look for the required class
136  if type(libs) is not list : libs = [libs]
137  for lib in libs :
138  loaddict( lib )
139  if hasattr( gbl , name ) : return getattr( gbl , name )
140  # return None ( or raise exception? I do not know... )
141  return None
142 
#----PropertyEntry class---------------------------------------------------------------------
def GaudiPython.Bindings.getComponentProperties (   name) 
Get all the properties of a component as a Python dictionary.
    The component is instantiated using the component library

Definition at line 1031 of file Bindings.py.

1031 
1032 def getComponentProperties( name ):
1033  """ Get all the properties of a component as a Python dictionary.
1034  The component is instantiated using the component library
1035  """
1036  properties = {}
1037  if name == 'GaudiCoreSvc' :
1038  if Helper.loadDynamicLib(name) != 1 :
1039  raise ImportError, 'Error loading component library '+ name
1040  factorylist = gbl.FactoryTable.instance().getEntries()
1041  factories = _copyFactoriesFromList(factorylist)
1042  g = AppMgr(outputlevel=7)
1043  else :
1044  g = AppMgr(outputlevel=7)
1045  if Helper.loadDynamicLib(name) != 1 :
1046  raise ImportError, 'Error loading component library '+ name
1047  factorylist = gbl.FactoryTable.instance().getEntries()
1048  factories = _copyFactoriesFromList(factorylist)
1049  svcloc = gbl.Gaudi.svcLocator()
1050  dummysvc = gbl.Service('DummySvc',svcloc)
1051  for factory in factories :
1052  if InterfaceCast(gbl.IAlgFactory)(factory) : ctype = 'Algorithm'
1053  elif InterfaceCast(gbl.ISvcFactory)(factory) : ctype = 'Service'
1054  elif InterfaceCast(gbl.IToolFactory)(factory) : ctype = 'AlgTool'
1055  elif factory.ident() == 'ApplicationMgr' : ctype = 'ApplicationMgr'
1056  else : ctype = 'Unknown'
1057  cname = factory.ident().split()[-1]
1058  if ctype in ('Algorithm','Service', 'AlgTool', 'ApplicationMgr') :
1059  try :
1060  if ctype == 'AlgTool' :
1061  obj = factory.instantiate(dummysvc)
1062  else :
1063  obj = factory.instantiate(svcloc)
1064  except RuntimeError, text :
1065  print 'Error instantiating', cname, ' from ', name
1066  print text
1067  continue
1068  prop = iProperty('dummy', obj)
1069  properties[cname] = [ctype, prop.properties()]
1070  try: obj.release()
1071  except: pass
1072  return properties
def GaudiPython.Bindings.loaddict (   dict) 
Load a LCG dictionary using various mechanisms

Definition at line 108 of file Bindings.py.

108 
109 def loaddict(dict) :
110  """ Load a LCG dictionary using various mechanisms"""
111  if Helper.loadDynamicLib(dict) == 1 : return
112  else :
113  try:
114  cppyy.loadDict(dict)
115  except:
116  raise ImportError, 'Error loading dictionary library'
117 
#---get a class (by loading modules if needed)--------------------------------------------

Variable Documentation

list GaudiPython.Bindings.__all__
Initial value:
1 [ 'gbl','InterfaceCast', 'Interface', 'PropertyEntry',
2  'AppMgr', 'PyAlgorithm', 'CallbackStreamBuf',
3  'iAlgorithm', 'iDataSvc', 'iHistogramSvc','iNTupleSvc','iService', 'iAlgTool', 'Helper',
4  'SUCCESS', 'FAILURE', 'toArray',
5  'ROOT', 'makeNullPointer', 'makeClass', 'setOwnership',
6  'getClass', 'loaddict', 'deprecation' ]

Definition at line 10 of file Bindings.py.

GaudiPython.Bindings._CallbackStreamBufBase gbl.GaudiPython.CallbackStreamBuf

Definition at line 1085 of file Bindings.py.

GaudiPython.Bindings._gaudi None

Definition at line 42 of file Bindings.py.

GaudiPython.Bindings._PyAlgorithm gbl.GaudiPython.PyAlgorithm

Definition at line 1097 of file Bindings.py.

GaudiPython.Bindings.DataObject gbl.DataObject

Definition at line 50 of file Bindings.py.

tuple GaudiPython.Bindings.FAILURE gbl.StatusCode( gbl.StatusCode.FAILURE, True )

Definition at line 52 of file Bindings.py.

GaudiPython.Bindings.Gaudi gbl.Gaudi

Definition at line 40 of file Bindings.py.

GaudiPython.Bindings.GaudiHandleArrayProperty gbl.GaudiHandleArrayProperty

Definition at line 49 of file Bindings.py.

GaudiPython.Bindings.GaudiHandleProperty gbl.GaudiHandleProperty

Definition at line 48 of file Bindings.py.

GaudiPython.Bindings.gbl cppyy.gbl

Definition at line 39 of file Bindings.py.

GaudiPython.Bindings.Helper gbl.GaudiPython.Helper

Definition at line 45 of file Bindings.py.

GaudiPython.Bindings.makeClass cppyy.libPyROOT.MakeRootClass

Definition at line 71 of file Bindings.py.

GaudiPython.Bindings.makeNullPointer cppyy.libPyROOT.MakeNullPointer

Definition at line 70 of file Bindings.py.

GaudiPython.Bindings.ROOT cppyy.libPyROOT

Definition at line 69 of file Bindings.py.

GaudiPython.Bindings.setOwnership cppyy.libPyROOT.SetOwnership

Definition at line 72 of file Bindings.py.

tuple GaudiPython.Bindings.StringProperty gbl.SimpleProperty('string','BoundedVerifier<string>')

Definition at line 46 of file Bindings.py.

tuple GaudiPython.Bindings.StringPropertyRef gbl.SimplePropertyRef('string','NullVerifier<string>')

Definition at line 47 of file Bindings.py.

tuple GaudiPython.Bindings.SUCCESS gbl.StatusCode( gbl.StatusCode.SUCCESS, True )

Definition at line 51 of file Bindings.py.

tuple GaudiPython.Bindings.toArray lambdatyp:getattr(Helper,"toArray")

Definition at line 63 of file Bindings.py.

Generated at Mon Feb 17 2014 14:38:19 for Gaudi Framework, version v25r0 by Doxygen version 1.8.2 written by Dimitri van Heesch, © 1997-2004