Regression in fts3 transfertool due to private variables
Motivation
----------
There are two private variables in the module which are not accessible to the class.
diff --git a/lib/rucio/tests/test_schema_cms.py b/lib/rucio/tests/test_schema_cms.py
index 0a1af08aa..361415abc 100755
--- a/lib/rucio/tests/test_schema_cms.py
+++ b/lib/rucio/tests/test_schema_cms.py
@@ -77,13 +77,13 @@ class TestSchemaCMS(object):
             '/store/backfill/1/t0temp/data/Run2010A/Cosmics/RECO/v4/000/143/316/0000/F65F4AFE-14AC-DF11-B3BE-00215E21F32E.root',
             '/store/backfill/1/unmerged/data/Run2010A/Cosmics/RECO/v4/000/143/316/0000/F65F4AFE-14AC-DF11-B3BE-00215E21F32E.root',
             '/store/backfill/1/Run2012B/Cosmics/RAW-RECO/PromptSkim-v1/000/194/912/00000/F65F4AFE-14AC-DF11-B3BE-00215E21F32E.root',
-            '/store/results/qcd/QCD_Pt80/StoreResults-Summer09-MC_31X_V3_7TeV-Jet30U-JetAODSkim-0a98be42532eba1f0545cc9b086ec3c3/QCD_Pt80/USER/StoreResults-Summer09-MC_31X_V3_7TeV-Jet30U-JetAODSkim-0a98be42532eba1f0545cc9b086ec3c3/0000/C44630AC-C0C7-DE11-AD4E-0019B9CAC0F8.root',
+            '/store/results/qcd/QCD_Pt80/StoreResults-Summer09-MC_31X_V3_7TeV-Jet30U-JetAODSkim-0a98be42532eba1f0545cc9b086ec3c3/QCD_Pt80/USER/StoreResults-Summer09-MC_31X_V3_7TeV-Jet30U-JetAODSkim-0a98be42532eba1f0545cc9b086ec3c3/0000/C44630AC-C0C7-DE11-AD4E-0019B9CAC0F8.root',  # noqa: E501
             '/store/results/qcd/StoreResults/QCD_Pt_40_2017_14TeV_612_SLHC6_patch1/USER/QCD_Pt_40_2017_14TeV_612_SLHC6_patch1_6be6d116203e430d91d7e1d6d9a88cd7-v1/00000/028DDC2A-63A8-E311-BB40-842B2B5546DE.root',
             '/store/user/fanzago/RelValZMM/FanzagoTutGrid/f30a6bb13f516198b2814e83414acca1/outfile_10_2_tw4.root',
             '/store/group/higgs/SDMu9_Zmumu/Zmumu/OctX_HZZ3lepSkim_SDMu9/1eb161a436e69f7af28d18145e4ce909/3lepSkim_SDMu9_1.root',
             '/store/group/e-gamma_ecal/SDMu9_Zmumu/Zmumu/OctX_HZZ3lepSkim_SDMu9/1eb161a436e69f7af28d18145e4ce909/3lepSkim_SDMu9_1.root',
             '/store/group/B2G/SDMu9_Zmumu/Zmumu/OctX_HZZ3lepSkim_SDMu9/1eb161a436e69f7af28d18145e4ce909/3lepSkim_SDMu9_1.root',
-            '/store/group/phys_higgs/meridian/HGGProd/GluGluToHToGG_M-125_8TeV-powheg-pythia6-Summer12-START53_V7D-v2/meridian/GluGlu_HToGG_M-125_8TeV-powheg-LHE_v1/GluGluToHToGG_M-125_8TeV-powheg-pythia6-Summer12-START53_V7D-v2/fb576e5b6a5810681def50b608ec31ad/Hadronizer_TuneZ2star_8TeV_Powheg_pythia_tauola_cff_py_GEN_SIM_DIGI_L1_DIGI2RAW_RAW2DIGI_L1Reco_RECO_PU_1_1_ukQ.root',
+            '/store/group/phys_higgs/meridian/HGGProd/GluGluToHToGG_M-125_8TeV-powheg-pythia6-Summer12-START53_V7D-v2/meridian/GluGlu_HToGG_M-125_8TeV-powheg-LHE_v1/GluGluToHToGG_M-125_8TeV-powheg-pythia6-Summer12-START53_V7D-v2/fb576e5b6a5810681def50b608ec31ad/Hadronizer_TuneZ2star_8TeV_Powheg_pythia_tauola_cff_py_GEN_SIM_DIGI_L1_DIGI2RAW_RAW2DIGI_L1Reco_RECO_PU_1_1_ukQ.root',  # noqa: E501
             '/store/lhe/7365/TprimeTprimeToTHTH_M-400_TuneZ2star_8TeV-madgraph_50219221.lhe',
             '/store/lhe/10860/LQToUE_BetaHalf_vector_YM-MLQ300LG0KG0.lhe.xz',
             '/store/lhe/7365/mysecondary/0001/TprimeTprimeToTHTH_M-400_TuneZ2star_8TeV-madgraph_50219221.lhe',
diff --git a/lib/rucio/transfertool/fts3.py b/lib/rucio/transfertool/fts3.py
index edb359dd9..432f7be52 100644
--- a/lib/rucio/transfertool/fts3.py
+++ b/lib/rucio/transfertool/fts3.py
@@ -42,8 +42,8 @@ logging.basicConfig(stream=sys.stdout,
                                              default='DEBUG').upper()),
                     format='%(asctime)s\\t%(process)d\\t%(levelname)s\\t%(message)s')
 
-__USERCERT = config_get('conveyor', 'usercert', False, None)
-__USE_DETERMINISTIC_ID = config_get_bool('conveyor', 'use_deterministic_id', False, False)
+USERCERT = config_get('conveyor', 'usercert', False, None)
+USE_DETERMINISTIC_ID = config_get_bool('conveyor', 'use_deterministic_id', False, False)
 
 REGION_SHORT = make_region().configure('dogpile.cache.memory',
                                        expiration_time=1800)
@@ -63,7 +63,7 @@ class FTS3Transfertool(Transfertool):
 
         super(FTS3Transfertool, self).__init__(external_host)
         if self.external_host.startswith('https://'):
-            self.cert = (__USERCERT, __USERCERT)
+            self.cert = (USERCERT, USERCERT)
             self.verify = False
         else:
             self.cert = None
@@ -104,7 +104,7 @@ class FTS3Transfertool(Transfertool):
 
         transfer_id = None
         expected_transfer_id = None
-        if __USE_DETERMINISTIC_ID:
+        if USE_DETERMINISTIC_ID:
             job_params = job_params.copy()
             job_params["id_generator"] = "deterministic"
             job_params["sid"] = files[0]['metadata']['request_id']
['lib/rucio/transfertool/fts3.py', 'lib/rucio/tests/test_schema_cms.py']