python.PyKernel._SetEventCounter Class Reference

Collaboration diagram for python.PyKernel._SetEventCounter:

Public Member Functions
	__init__ (self, methodName)
	__call__ (self, *var)

Public Attributes
	methodObj = getattr(theApp,methodName)

Detailed Description

Function object to set event counter in ROOT stream.
This class is used to patch, e.g., theApp.nextEvent(), run() ...

:param methodObj: reference to method to be patched

Definition at line 82 of file PyKernel.py.

Constructor & Destructor Documentation

__init__()

python.PyKernel._SetEventCounter.__init__	(		self,
			methodName )

Definition at line 89 of file PyKernel.py.

    def __init__(self,methodName):
        self.methodObj   = getattr(theApp,methodName)

Member Function Documentation

__call__()

python.PyKernel._SetEventCounter.__call__	(		self,
		*	var )

Definition at line 92 of file PyKernel.py.

    def __call__ (self,*var):
        global curEvent
        # set event counter. For pre-process internal curEvent is used
        if eventLoopType != _PreProcess:
            curEvent = theApp.curEvent()
        # get ROOT entry    
        if eventLoopType != _NormalProcess and rootStream:
            rootStream.GetEntry(curEvent)
        # return if pre-process
        if eventLoopType == _PreProcess:
            # increment event counter
            curEvent = curEvent+1
            return GNS.StatusCode(1)
        # call original method
        return self.methodObj(var)
    
 
# retrieve object from StoreGate

Member Data Documentation

methodObj

python.PyKernel._SetEventCounter.methodObj = getattr(theApp,methodName)

Definition at line 90 of file PyKernel.py.

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

• PyKernel.py