cafana.PyCAFAna Class Reference

Public Member Functions
def	__init__ (self, cppyy)
def	convert_to_vector (self, elems, elemtype)
def	CVar (self, body)
def	SimpleVar (self, name)
def	CCut (self, body)
def	__getattr__ (self, name)

Private Attributes
	_cppyy

Detailed Description

Definition at line 53 of file cafana.py.

Constructor & Destructor Documentation

def cafana.PyCAFAna.__init__	(		self,
			cppyy
	)

Definition at line 54 of file cafana.py.

Referenced by PandAna.core.core.spectrum.fill().

    def __init__(self, cppyy):
        self._cppyy = cppyy

        # # Embed the osc namespace within cafana so it can be found
        # self.osc = self._cppyy.gbl.osc
        # self.caf = self._cppyy.gbl.caf

        # # Monkey-patch the constructor of Fitter to convert its vector args
        # orig = self.MinuitFitter.__init__
        # def monkey_init(fitself, expt, vs, systs = [], prec = self.MinuitFitter.kNormal):
        #     orig(fitself, expt,
        #          self.convert_to_vector(vs, 'const ana::IFitVar*'),
        #          self.convert_to_vector(systs, 'const ana::ISyst*'),
        #          prec)
        # self.MinuitFitter.__init__ = monkey_init

Member Function Documentation

def cafana.PyCAFAna.__getattr__	(		self,
			name
	)

Definition at line 100 of file cafana.py.

    def __getattr__(self, name):
        return getattr(self._cppyy.gbl.ana, name)

def cafana.PyCAFAna.CCut	(		self,
			body
	)

Construct a new Cut given the C++ body as a string

Definition at line 91 of file cafana.py.

    def CCut(self, body):
        '''Construct a new Cut given the C++ body as a string'''
        cut = 'pycut_'+self._cppyy.gbl.ana.UniqueName()
        text = '#include "StandardRecord/Proxy/SRProxy.h"\nbool '+cut+'_func(const caf::SRProxy* srp){\nconst caf::SRProxy& sr = *srp;\n'+body+'\n}\nconst ana::Cut '+cut+'('+cut+'_func);'
        self._cppyy.cppdef(text)
        return getattr(self._cppyy.gbl, cut)

def cafana.PyCAFAna.convert_to_vector	(		self,
			elems,
			elemtype
	)

Helper function to convert a python list to a std::vector

Definition at line 71 of file cafana.py.

    def convert_to_vector(self, elems, elemtype):
        '''Helper function to convert a python list to a std::vector'''
        ret = self._cppyy.gbl.std.vector(elemtype)()
        for e in elems: ret.push_back(e)
        return ret

def cafana.PyCAFAna.CVar	(		self,
			body
	)

Construct a new Var given the C++ body as a string

Definition at line 78 of file cafana.py.

Referenced by cafana.PyCAFAna.SimpleVar().

    def CVar(self, body):
        '''Construct a new Var given the C++ body as a string'''
        var = 'pyvar_'+self._cppyy.gbl.ana.UniqueName()
        text = '#include "StandardRecord/Proxy/SRProxy.h"\ndouble '+var+'_func(const caf::SRProxy* srp){\nconst caf::SRProxy& sr = *srp;\n'+body+'\n}\nconst ana::Var '+var+'('+var+'_func);'
        self._cppyy.cppdef(text)
        return getattr(self._cppyy.gbl, var)

def cafana.PyCAFAna.SimpleVar	(		self,
			name
	)

Equivalent of the SIMPLEVAR() macro

Definition at line 86 of file cafana.py.

References cafana.PyCAFAna.CVar().

    def SimpleVar(self, name):
        '''Equivalent of the SIMPLEVAR() macro'''
        return self.CVar('return sr.'+name+';')

Member Data Documentation

cafana.PyCAFAna._cppyy

private

Definition at line 55 of file cafana.py.

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

• /cvmfs/nova-development.opensciencegrid.org/novasoft/releases/N21-01-18/CAFAna/cafana.py