The Gaudi Framework
v36r7 (7f57a304)
HistoEx1.py
Go to the documentation of this file.
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#!/usr/bin/env python
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"""
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*******************************************************************************
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* *
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* Simple example which illustrate the usage of useful algorithm base class *
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* HistoAlgo (python version of C++ GaudiHistoAlg) for "easy" histogramming. *
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* It is an extension of HistoEx module, it provides similar algorithm, but *
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* with explicit histogram manipulation trhrough explicit book and fill *
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* *
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*******************************************************************************
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"""
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from
__future__
import
print_function
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# =============================================================================
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__author__ =
"Vanya BELYAEV Ivan.Belyaev@lapp.in2p3.fr"
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# =============================================================================
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from
GaudiPython.GaudiAlgs
import
SUCCESS, HistoAlgo
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# =============================================================================
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# Simple algorithm which book&fill 3 histograms
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# =============================================================================
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class
HistoEx1
(
HistoAlgo
):
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"""Simple algorithm which explicitely book&fill three histograms"""
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def
__init__
(self, name):
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"""Constructor"""
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HistoAlgo.__init__(self, name)
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def
initialize
(self):
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"""Initialization, initialize the base class and book histograms"""
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status = HistoAlgo.initialize(self)
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if
status.isFailure():
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return
status
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self.
h1
= self.book1D(
" 1D histo "
, 0, 20, 20)
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self.
h2
= self.book2D(
" 2D histo "
, 0, 20, 20, 0, 20, 20)
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self.
h3
= self.book3D(
" 3D histo "
, 0, 20, 20, 0, 20, 20, 0, 20, 20)
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return
SUCCESS
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def
execute
(self):
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"""The major method 'execute', it is invoked for each event"""
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for
i
in
range
(0, 10):
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self.
h1
.
fill
(i, 0.166)
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for
j
in
range
(0, 10):
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self.
h2
.
fill
(i, j)
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for
k
in
range
(0, 10):
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self.
h3
.
fill
(i, j, k)
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return
SUCCESS
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# =============================================================================
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# job configuration
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# =============================================================================
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def
configure
(gaudi=None):
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"""Configuration of the job"""
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import
HistoEx
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if
not
gaudi:
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from
GaudiPython.Bindings
import
AppMgr
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gaudi =
AppMgr
()
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HistoEx.configure
(gaudi)
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alg =
HistoEx1
(
"HistoEx1"
)
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gaudi.addAlgorithm(alg)
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alg.HistoPrint =
True
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return
SUCCESS
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# =============================================================================
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# The actual job excution
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# =============================================================================
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if
"__main__"
== __name__:
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print(__doc__ + __author__)
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from
GaudiPython.Bindings
import
AppMgr
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gaudi =
AppMgr
()
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configure
(gaudi)
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gaudi.run(20)
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import
GaudiPython.HistoUtils
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alg = gaudi.algorithm(
"HistoEx1"
)
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histos = alg.Histos()
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for
key
in
sorted(histos):
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histo = histos[key]
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if
hasattr(histo,
"dump"
):
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print(histo.dump(80, 20,
True
))
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# =============================================================================
HistoEx1.HistoEx1.h3
h3
Definition:
HistoEx1.py:51
GaudiPython.HistoUtils
Definition:
HistoUtils.py:1
GaudiPython.GaudiAlgs.HistoAlgo
Definition:
GaudiAlgs.py:768
HistoEx1.HistoEx1.initialize
def initialize(self)
Definition:
HistoEx1.py:43
HistoEx1.HistoEx1.h2
h2
Definition:
HistoEx1.py:50
GaudiPython.Bindings.AppMgr
Definition:
Bindings.py:873
HistoEx1.HistoEx1
Definition:
HistoEx1.py:36
HistoEx1.HistoEx1.execute
def execute(self)
Definition:
HistoEx1.py:55
GaudiPython.Bindings
Definition:
Bindings.py:1
HistoEx1.HistoEx1.h1
h1
Definition:
HistoEx1.py:49
HistoEx.configure
def configure(gaudi=None)
Definition:
HistoEx.py:56
HistoEx1.HistoEx1.__init__
def __init__(self, name)
Definition:
HistoEx1.py:39
Gaudi::Utils::Histos::fill
GAUDI_API void fill(AIDA::IHistogram1D *histo, const double value, const double weight=1.0)
simple function to fill AIDA::IHistogram1D objects
Definition:
Fill.cpp:45
GaudiPython.GaudiAlgs
Definition:
GaudiAlgs.py:1
HistoEx1.configure
def configure(gaudi=None)
Definition:
HistoEx1.py:71
Gaudi::Functional::details::zip::range
decltype(auto) range(Args &&... args)
Zips multiple containers together to form a single range.
Definition:
FunctionalDetails.h:102
GaudiExamples
scripts
HistoEx1.py
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