ATLAS Offline Software
PDF4LHC21_nf_4.py
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1 evgenConfig.tune = "PDF4LHC21"
2 
3 import os
4 if not os.environ["SHERPAVER"].startswith('3.'):
5 
6  raise Exception("Please use the NNPDF3.0nnlo base fragment for Sherpa v2.")
7 
8 
9 genSeq.Sherpa_i.BaseFragment += """
10 PDF_LIBRARY: LHAPDFSherpa
11 USE_PDF_ALPHAS: 1
12 PDF_SET: PDF4LHC21_40_pdfas_nf4
13 """
14 
15 
16 genSeq.Sherpa_i.BaseFragment += """
17 PDF_VARIATIONS:
18 - PDF4LHC21_40_pdfas_nf4*
19 - MSHT20nnlo_nf4
20 - CT18NNLO_as_0118
21 - NNPDF31_nnlo_as_0118_hessian
22 - NNPDF40_nnlo_as_01180_hessian
23 - CT18ANNLO
24 - CT18XNNLO
25 - CT18ZNNLO
26 """
27 
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