Refactored -generatePhoton.py- to use the -AccumulatorCache-
decorator.

Tests:

Test project /afs/cern.ch/user/k/ktopolni/private/git_tutorial_15_03_2020/build
      Start  1: AthenaCommon_AthAppMgrUnitTests_ctest
      Start  2: AthenaCommon_ConfigurableUnitTests_ctest
      Start  3: AthenaCommon_JobOptionsUnitTests_ctest
 1/56 Test  #2: AthenaCommon_ConfigurableUnitTests_ctest ........................   Passed    4.62 sec
      Start  4: AthenaCommon_JobPropertiesUnitTests_ctest
 2/56 Test  #4: AthenaCommon_JobPropertiesUnitTests_ctest .......................   Passed    1.27 sec
      Start  5: AthenaCommon_KeyStoreUnitTests_ctest
 3/56 Test  #5: AthenaCommon_KeyStoreUnitTests_ctest ............................   Passed    1.65 sec
      Start  6: AthenaCommon_CFElementsTest_ctest
 4/56 Test  #6: AthenaCommon_CFElementsTest_ctest ...............................   Passed    1.07 sec
      Start  7: AthenaConfiguration_AthConfigFlagsTest_ctest
 5/56 Test  #7: AthenaConfiguration_AthConfigFlagsTest_ctest ....................   Passed    0.73 sec
      Start  8: AthenaConfiguration_MainServicesConfig_ctest
 6/56 Test  #8: AthenaConfiguration_MainServicesConfig_ctest ....................   Passed    3.76 sec
      Start  9: AthenaConfiguration_testAccumulatorCache_ctest
 7/56 Test  #9: AthenaConfiguration_testAccumulatorCache_ctest ..................   Passed    0.68 sec
      Start 10: AthenaConfiguration_ComponentAccumulatorTest_ctest
 8/56 Test  #3: AthenaCommon_JobOptionsUnitTests_ctest ..........................   Passed   13.84 sec
      Start 11: AthenaConfiguration_AllConfigFlagsTest_EVNT_test_ctest
 9/56 Test  #1: AthenaCommon_AthAppMgrUnitTests_ctest ...........................   Passed   13.91 sec
      Start 12: AthenaConfiguration_DetectorConfigFlags_test_ctest
10/56 Test #12: AthenaConfiguration_DetectorConfigFlags_test_ctest ..............   Passed    3.14 sec
      Start 13: AthenaConfiguration_AllConfigFlagsTest_HITS_test_ctest
11/56 Test #10: AthenaConfiguration_ComponentAccumulatorTest_ctest ..............   Passed    4.25 sec
      Start 14: AthenaConfiguration_AllConfigFlagsTest_RDO_test_ctest
12/56 Test #11: AthenaConfiguration_AllConfigFlagsTest_EVNT_test_ctest ..........   Passed    5.65 sec
      Start 15: AthenaConfiguration_AllConfigFlagsTest_ctest
13/56 Test #13: AthenaConfiguration_AllConfigFlagsTest_HITS_test_ctest ..........   Passed    6.46 sec
      Start 16: AthenaConfiguration_ComponentAccumulatorTestReco_ctest
14/56 Test #16: AthenaConfiguration_ComponentAccumulatorTestReco_ctest ..........   Passed    0.96 sec
      Start 17: AthenaMonitoring_ExampleMonitorAlgorithm_test_ctest
15/56 Test #14: AthenaConfiguration_AllConfigFlagsTest_RDO_test_ctest ...........   Passed   15.83 sec
      Start 18: AthenaMonitoring_ExampleMonitorAlgorithm_online_test_ctest
16/56 Test #15: AthenaConfiguration_AllConfigFlagsTest_ctest ....................   Passed   65.64 sec
      Start 19: TrigT2CaloCommon_TestService_ctest
17/56 Test #17: AthenaMonitoring_ExampleMonitorAlgorithm_test_ctest .............   Passed   61.01 sec
      Start 20: TrigT2CaloCommon_TestServiceNewJO_ctest
18/56 Test #18: AthenaMonitoring_ExampleMonitorAlgorithm_online_test_ctest ......   Passed   51.62 sec
      Start 21: TrigT2CaloCommon_caloOnly_ctest
19/56 Test #21: TrigT2CaloCommon_caloOnly_ctest .................................   Passed    0.13 sec
      Start 22: TrigT2CaloCommon_caloRinger_ctest
20/56 Test #22: TrigT2CaloCommon_caloRinger_ctest ...............................   Passed    0.13 sec
      Start 23: TrigConfigSvc_AccumulatorTest_ctest
21/56 Test #23: TrigConfigSvc_AccumulatorTest_ctest .............................   Passed    4.12 sec
      Start 24: TrigConfigSvc_FrontierTest_ctest
22/56 Test #24: TrigConfigSvc_FrontierTest_ctest ................................   Passed    5.37 sec
      Start 25: TrigInDetConfig_trigInDetFastTrackingCfg_ctest
23/56 Test #20: TrigT2CaloCommon_TestServiceNewJO_ctest .........................   Passed   27.16 sec
      Start 26: TrigInDetConfig_TrigTrackingCutFlags_ctest
24/56 Test #25: TrigInDetConfig_trigInDetFastTrackingCfg_ctest ..................   Passed   18.95 sec
      Start 27: TriggerTest_TrigValSteeringUT_ctest
25/56 Test #26: TrigInDetConfig_TrigTrackingCutFlags_ctest ......................   Passed    4.16 sec
      Start 28: TriggerMenuMT_generateMenuMT_newJO_ctest
26/56 Test #19: TrigT2CaloCommon_TestService_ctest ..............................   Passed   35.75 sec
      Start 29: TriggerMenuMT_generateMenuMT_ctest
27/56 Test #27: TriggerTest_TrigValSteeringUT_ctest .............................   Passed   53.96 sec
      Start 30: TriggerMenuMT_full_menu_cf_ctest
28/56 Test #30: TriggerMenuMT_full_menu_cf_ctest ................................   Passed   62.50 sec
      Start 31: TriggerMenuMT_ViewCFTest_ctest
29/56 Test #31: TriggerMenuMT_ViewCFTest_ctest ..................................   Passed    1.40 sec
      Start 32: TriggerMenuMT_EventBuildingSequences_ctest
30/56 Test #32: TriggerMenuMT_EventBuildingSequences_ctest ......................   Passed    4.11 sec
      Start 33: TriggerMenuMT_checkMenuPrimaries_ctest
31/56 Test #33: TriggerMenuMT_checkMenuPrimaries_ctest ..........................   Passed    6.40 sec
      Start 34: TriggerMenuMT_RecoFragmentsPool_ctest
32/56 Test #34: TriggerMenuMT_RecoFragmentsPool_ctest ...........................   Passed    3.79 sec
      Start 35: TriggerMenuMT_L1_LS2_v1_ctest
33/56 Test #35: TriggerMenuMT_L1_LS2_v1_ctest ...................................   Passed    4.23 sec
      Start 36: TriggerMenuMT_L1_Physics_pp_run3_v1_ctest
34/56 Test #36: TriggerMenuMT_L1_Physics_pp_run3_v1_ctest .......................   Passed    4.08 sec
      Start 37: TriggerMenuMT_L1_PhysicsP1_pp_run3_v1_ctest
35/56 Test #37: TriggerMenuMT_L1_PhysicsP1_pp_run3_v1_ctest .....................   Passed    3.66 sec
      Start 38: TriggerMenuMT_L1_MC_pp_run3_v1_ctest
36/56 Test #29: TriggerMenuMT_generateMenuMT_ctest ..............................   Passed  139.09 sec
      Start 39: TriggerMenuMT_L1_Cosmic_run3_v1_ctest
37/56 Test #38: TriggerMenuMT_L1_MC_pp_run3_v1_ctest ............................   Passed    4.01 sec
      Start 40: TriggerMenuMT_L1_PhysicsP1_HI_run3_v1_ctest
38/56 Test #39: TriggerMenuMT_L1_Cosmic_run3_v1_ctest ...........................   Passed    4.22 sec
      Start 41: TriggerMenuMT_L1_Dev_HI_run3_v1_ctest
39/56 Test #40: TriggerMenuMT_L1_PhysicsP1_HI_run3_v1_ctest .....................   Passed    4.12 sec
      Start 42: TriggerMenuMT_slice_independence_Egamma_ctest
40/56 Test #41: TriggerMenuMT_L1_Dev_HI_run3_v1_ctest ...........................   Passed    4.00 sec
      Start 43: TriggerMenuMT_slice_independence_Muon_ctest
41/56 Test #43: TriggerMenuMT_slice_independence_Muon_ctest .....................   Passed   22.78 sec
      Start 44: TriggerMenuMT_slice_independence_Tau_ctest
42/56 Test #42: TriggerMenuMT_slice_independence_Egamma_ctest ...................   Passed   24.92 sec
      Start 45: TriggerMenuMT_slice_independence_MET_ctest
43/56 Test #45: TriggerMenuMT_slice_independence_MET_ctest ......................   Passed   24.06 sec
      Start 46: TriggerMenuMT_slice_independence_Jet_ctest
44/56 Test #44: TriggerMenuMT_slice_independence_Tau_ctest ......................   Passed   24.48 sec
      Start 47: TriggerMenuMT_slice_independence_Bjet_ctest
45/56 Test #47: TriggerMenuMT_slice_independence_Bjet_ctest .....................   Passed   24.36 sec
      Start 48: TriggerMenuMT_slice_independence_Bphysics_ctest
46/56 Test #46: TriggerMenuMT_slice_independence_Jet_ctest ......................   Passed   24.40 sec
      Start 49: TriggerMenuMT_slice_independence_MinBias_ctest
47/56 Test #28: TriggerMenuMT_generateMenuMT_newJO_ctest ........................   Passed  245.24 sec
      Start 50: TriggerMenuMT_slice_independence_UnconventionalTracking_ctest
48/56 Test #49: TriggerMenuMT_slice_independence_MinBias_ctest ..................   Passed   24.66 sec
      Start 51: TriggerMenuMT_slice_independence_Calib_ctest
49/56 Test #48: TriggerMenuMT_slice_independence_Bphysics_ctest .................   Passed   44.07 sec
      Start 52: TriggerMenuMT_slice_independence_Beamspot_ctest
50/56 Test #50: TriggerMenuMT_slice_independence_UnconventionalTracking_ctest ...   Passed   24.56 sec
      Start 53: TriggerMenuMT_slice_independence_Cosmic_ctest
51/56 Test #51: TriggerMenuMT_slice_independence_Calib_ctest ....................   Passed   23.63 sec
      Start 54: TriggerMenuMT_slice_independence_Monitor_ctest
52/56 Test #52: TriggerMenuMT_slice_independence_Beamspot_ctest .................   Passed   23.99 sec
      Start 55: TriggerMenuMT_slice_independence_Streaming_ctest
53/56 Test #53: TriggerMenuMT_slice_independence_Cosmic_ctest ...................   Passed   23.32 sec
      Start 56: TriggerMenuMT_slice_independence_EnhancedBias_ctest
54/56 Test #54: TriggerMenuMT_slice_independence_Monitor_ctest ..................   Passed   22.60 sec
55/56 Test #56: TriggerMenuMT_slice_independence_EnhancedBias_ctest .............   Passed   23.17 sec
56/56 Test #55: TriggerMenuMT_slice_independence_Streaming_ctest ................   Passed   25.31 sec

100% tests passed, 0 tests failed out of 56

Label Time Summary:
AthenaCommon           =  36.36 sec*proc (6 tests)
AthenaConfiguration    = 107.11 sec*proc (10 tests)
AthenaMonitoring       = 112.64 sec*proc (2 tests)
TrigConfigSvc          =   9.48 sec*proc (2 tests)
TrigInDetConfig        =  23.11 sec*proc (2 tests)
TrigT2CaloCommon       =  63.18 sec*proc (4 tests)
TriggerMenuMT          = 871.15 sec*proc (29 tests)
TriggerTest            =  53.96 sec*proc (1 test)

Total Test time (real) = 433.32 sec

INFO     The following 4 tests will be executed:
INFO         test_trig_data_newJO_build.py
INFO         test_trig_data_v1Dev_build.py
INFO         test_trigAna_RDOtoRDOTrig_v1Dev_build.py
INFO         test_trigP1_v1Dev_build.py
INFO     Executing ART command: art.py run --run-all-tests --max-jobs=4 -q . results
INFO:art:ART      /cvmfs/atlas.cern.ch/repo/ATLASLocalRootBase/x86_64/art/1.5.0/scripts
INFO:art:ART_PATH /cvmfs/atlas.cern.ch/repo/ATLASLocalRootBase/x86_64/art/1.5.0/scripts
INFO:art:ART_LIB  /cvmfs/atlas.cern.ch/repo/ATLASLocalRootBase/x86_64/art/1.5.0/python
INFO:art:ART_VERSION  1.5.0
INFO     ART finished, analysing the results

INFO     -------------------------------------------------------------------------------------------------------------------------------------------------
INFO     | test_trigAna_RDOtoRDOTrig_v1Dev_build.py | Reco_tf: 0, CheckLog: 0, MessageCount: 3, RootComp: 22, CountRefComp: 0, ZeroCounts: 0, exit: 0    |
INFO     | test_trigP1_v1Dev_build.py               | athenaHLT: 0, CheckLog: 0, MessageCount: 2, RootComp: 70, ZeroCounts: 0, exit: 0                   |
INFO     | test_trig_data_newJO_build.py            | athena_run: 0, ExecSummary: 0, CheckLog: 0, MessageCount: 3, RootComp: 107, ZeroCounts: 0, exit: 0 |
INFO     | test_trig_data_v1Dev_build.py            | athena: 0, CheckLog: 0, MessageCount: 0, RootComp: 188, CountRefComp: 0, ZeroCounts: 0, exit: 0    |
INFO     -------------------------------------------------------------------------------------------------------------------------------------------------
INFO     ==================================================
INFO     All 4 executed tests succeeded
INFO     ==================================================