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ttj.py
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1 # Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
2 
3 from AthenaCommon import Logging
4 from ..powheg_V2 import PowhegV2
5 from ..external import ExternalMadSpin
6 
7 
8 logger = Logging.logging.getLogger("PowhegControl")
9 
10 
11 # Dictionary to convert the PowhegControl decay mode names to the appropriate
12 # decay mode numbers understood by Powheg
13 #
14 # The PowhegControl decay modes with MadSpin in their name use MadSpin to
15 # generate the top decays, the others use Powheg
16 _decay_mode_lookup = {
17  "t t~ > all": "22222",
18  "t t~ > b j j b~ j j": "00022",
19  "t t~ > b l+ vl b~ l- vl~": "22200",
20  "t t~ > b emu+ vemu b~ emu- vemu~": "22000",
21  "t t~ > semileptonic": "11111",
22  "t t~ > undecayed" : "00000",
23  "t t~ > all [MadSpin]" : "00000", # switch off decays in Powheg and let MadSpin handle them!
24 }
25 
26 
27 class ttj(PowhegV2):
28  """! Default Powheg configuration for top pair production plus one jet.
29 
30  Create a configurable object with all applicable Powheg options.
31 
32  @author James Robinson <james.robinson@cern.ch>
33  """
34 
35  def __init__(self, base_directory, **kwargs):
36  """! Constructor: all process options are set here.
37 
38  @param base_directory: path to PowhegBox code.
39  @param kwargs dictionary of arguments from Generate_tf.
40  """
41  super(ttj, self).__init__(base_directory, "ttbarj", **kwargs)
42 
43  # Add algorithms to the sequence
44  self.add_algorithm(ExternalMadSpin(process="generate p p > t t~ j [QCD]"))
45 
46  # Add parameter validation functions
47  self.validation_functions.append("validate_decays")
48 
49 
51  self.allowed_decay_modes = sorted(_decay_mode_lookup.keys())
52 
53  # Add all keywords for this process, overriding defaults if required
54  self.add_keyword("alphaem")
55  self.add_keyword("bcut")
56  self.add_keyword("bornktmin", 5.0)
57  self.add_keyword("bornonly")
58  self.add_keyword("bornsuppfact", 100.0)
59  self.add_keyword("bornzerodamp")
60  self.add_keyword("bottomthr")
61  self.add_keyword("bottomthrpdf")
62  self.add_keyword("charmthr")
63  self.add_keyword("charmthrpdf")
64  self.add_keyword("check_bad_st1")
65  self.add_keyword("check_bad_st2")
66  self.add_keyword("CKM_Vcb")
67  self.add_keyword("CKM_Vcd")
68  self.add_keyword("CKM_Vcs")
69  self.add_keyword("CKM_Vtb")
70  self.add_keyword("CKM_Vtd")
71  self.add_keyword("CKM_Vts")
72  self.add_keyword("CKM_Vub")
73  self.add_keyword("CKM_Vud")
74  self.add_keyword("CKM_Vus")
75  self.add_keyword("clobberlhe")
76  self.add_keyword('collremnsamp"')
77  self.add_keyword("colltest")
78  self.add_keyword("compute_rwgt")
79  self.add_keyword("elbranching")
80  self.add_keyword("facscfact", self.default_scales[0])
81  self.add_keyword("fastbtlbound")
82  self.add_keyword("ffltest")
83  self.add_keyword("flg_debug")
84  self.add_keyword("foldcsi", 2)
85  self.add_keyword("foldphi", 2)
86  self.add_keyword("foldy", 2)
87  self.add_keyword("fullrwgt")
88  self.add_keyword("fullrwgtmode")
89  self.add_keyword("ggproc")
90  self.add_keyword("gqbproc")
91  self.add_keyword("hdamp")
92  self.add_keyword("hfact")
93  self.add_keyword("icsimax", 3)
94  self.add_keyword("ih1")
95  self.add_keyword("ih2")
96  self.add_keyword("itmx1")
97  self.add_keyword("itmx2", 4)
98  self.add_keyword("iupperfsr")
99  self.add_keyword("iupperisr")
100  self.add_keyword("iymax", 3)
101  self.add_keyword("jacsing")
102  self.add_keyword("largecorrfact")
103  self.add_keyword("lhans1", self.default_PDFs)
104  self.add_keyword("lhans2", self.default_PDFs)
105  self.add_keyword("lhfm/bmass")
106  self.add_keyword("lhfm/cmass")
107  self.add_keyword("lhfm/emass")
108  self.add_keyword("lhfm/mumass")
109  self.add_keyword("lhfm/taumass")
110  self.add_keyword("manyseeds")
111  self.add_keyword("masswindow_high")
112  self.add_keyword("masswindow_low")
113  self.add_keyword("ncall1", 51000)
114  self.add_keyword("ncall1rm")
115  self.add_keyword("ncall2", 91000)
116  self.add_keyword("ncall2rm")
117  self.add_keyword("nubound", 11000)
118  self.add_keyword("par_2gsupp")
119  self.add_keyword("par_diexp")
120  self.add_keyword("par_dijexp")
121  self.add_keyword("par_fsrtinycsi")
122  self.add_keyword("par_fsrtinyy")
123  self.add_keyword("par_isrtinycsi")
124  self.add_keyword("par_isrtinyy")
125  self.add_keyword("parallelstage")
126  self.add_keyword("pdfreweight")
127  self.add_keyword("psgen")
128  self.add_keyword("ptmin_jet", 20.0)
129  self.add_keyword("ptsqmin")
130  self.add_keyword("ptsupp")
131  self.add_keyword("qgproc")
132  self.add_keyword("qqbproc")
133  self.add_keyword("qqpproc")
134  self.add_keyword("qqproc")
135  self.add_keyword("R_jet")
136  self.add_keyword("radregion")
137  self.add_keyword("rand1")
138  self.add_keyword("rand2")
139  self.add_keyword("renscfact", self.default_scales[1])
140  self.add_keyword("runningscale")
141  self.add_keyword("rwl_add")
142  self.add_keyword("rwl_file")
143  self.add_keyword("rwl_format_rwgt")
144  self.add_keyword("rwl_group_events")
145  self.add_keyword("semileptonic", hidden=True)
146  self.add_keyword("smartsig")
147  self.add_keyword("softtest")
148  self.add_keyword("sthw2")
149  self.add_keyword("storeinfo_rwgt")
150  self.add_keyword("testplots")
151  self.add_keyword("testsuda")
152  self.add_keyword("topdecaymode", "t t~ > all", name="decay_mode")
153  self.add_keyword("topmass")
154  self.add_keyword("topwidth")
155  self.add_keyword("ubsigmadetails")
156  self.add_keyword("use-old-grid")
157  self.add_keyword("use-old-ubound")
158  self.add_keyword("use_OLP_Interface",1)
159  self.add_keyword("withdamp")
160  self.add_keyword("withnegweights")
161  self.add_keyword("withsubtr")
162  self.add_keyword("Wmass")
163  self.add_keyword("Wwidth")
164  self.add_keyword("xupbound", 6)
165  self.add_keyword("zerowidth")
166  self.add_keyword("Zmass")
167  self.add_keyword("Zwidth")
168 
169  def validate_decays(self):
170  """! Validate semileptonic and topdecaymode keywords."""
171  self.expose() # convenience call to simplify syntax
172  if self.decay_mode not in self.allowed_decay_modes:
173  error_message = "Decay mode '{given}' not recognised, valid choices are: '{choices}'!".format(given=self.decay_mode, choices="', '".join(self.allowed_decay_modes))
174  logger.warning(error_message)
175  raise ValueError(error_message)
176 
177  # Check if MadSpin decays are requested.
178  # Accordingly, MadSpin will run or not run.
179  if "MadSpin" in self.decay_mode:
180  self.externals["MadSpin"].parameters_by_keyword("powheg_top_decays_enabled")[0].value = False
181  self.externals["MadSpin"].parameters_by_keyword("MadSpin_model")[0].value = "loop_sm-no_b_mass"
182  self.externals["MadSpin"].parameters_by_keyword("MadSpin_nFlavours")[0].value = 5
183 
184  self.parameters_by_keyword("topdecaymode")[0].value = _decay_mode_lookup[self.decay_mode]
185  if self.decay_mode == "t t~ > semileptonic":
186  # Parameter semileptonic must be set to 1 to actually get semileptonic decays, because the topdecaymode=11111 also allows fully hadronic decays (with one up and one charm quark)
187  self.parameters_by_keyword("semileptonic")[0].value = 1
DerivationFramework::TriggerMatchingUtils::sorted
std::vector< typename R::value_type > sorted(const R &r, PROJ proj={})
Helper function to create a sorted vector from an unsorted range.
python.processes.configurable.Configurable.expose
def expose(self)
Add all names to the interface of this object.
Definition: configurable.py:46
python.processes.powheg_base.PowhegBase.add_algorithm
def add_algorithm(self, alg_or_process)
Add an algorithm or external process to the sequence.
Definition: powheg_base.py:149
vtune_athena.format
format
Definition: vtune_athena.py:14
python.processes.powheg_base.PowhegBase.default_scales
def default_scales(self)
Default scale variations for this process.
Definition: powheg_base.py:187
python.processes.configurable.Configurable.add_keyword
def add_keyword(self, keyword, value=None, name=None, frozen=None, hidden=None, description=None, **kwargs)
Register configurable parameter that is exposed to the user.
Definition: configurable.py:21
python.processes.powheg.ttj.ttj.__init__
def __init__(self, base_directory, **kwargs)
Constructor: all process options are set here.
Definition: ttj.py:35
python.processes.external.external_madspin.ExternalMadSpin
Class for running external MadSpin process.
Definition: external_madspin.py:11
dumpHVPathFromNtuple.append
bool append
Definition: dumpHVPathFromNtuple.py:91
python.processes.powheg.ttj.ttj.validate_decays
def validate_decays(self)
Validate semileptonic and topdecaymode keywords.
Definition: ttj.py:169
python.processes.configurable.Configurable.parameters_by_keyword
def parameters_by_keyword(self, keyword)
Retrieve all parameters that use a given keyword.
Definition: configurable.py:57
python.processes.powheg.ttj.ttj.allowed_decay_modes
allowed_decay_modes
List of allowed decay modes (The sorting of the list is just to increase readability when it's printe...
Definition: ttj.py:51
python.processes.powheg_base.PowhegBase.validation_functions
validation_functions
List of validation functions to run before preparing runcard.
Definition: powheg_base.py:120
TCS::join
std::string join(const std::vector< std::string > &v, const char c=',')
Definition: Trigger/TrigT1/L1Topo/L1TopoCommon/Root/StringUtils.cxx:10
python.processes.powheg_base.PowhegBase.externals
externals
List of external processes to schedule.
Definition: powheg_base.py:117
python.processes.powheg_base.PowhegBase.default_PDFs
def default_PDFs(self)
Default PDFs for this process.
Definition: powheg_base.py:182
python.processes.powheg_V2.PowhegV2
Base class for PowhegBox V2 processes.
Definition: powheg_V2.py:6
python.processes.powheg.ttj.ttj.decay_mode
decay_mode
Definition: ttj.py:185
python.processes.powheg.ttj.ttj
Default Powheg configuration for top pair production plus one jet.
Definition: ttj.py:27