PDF4LHC21_nf_4.py

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evgenConfig.tune = "PDF4LHC21"
 
import os
if not os.environ["SHERPAVER"].startswith('3.'):
 
  raise Exception("Please use the NNPDF3.0nnlo base fragment for Sherpa v2.")
 

genSeq.Sherpa_i.BaseFragment += """
PDF_LIBRARY: LHAPDFSherpa
USE_PDF_ALPHAS: 1
PDF_SET: PDF4LHC21_40_pdfas_nf4
"""
 

genSeq.Sherpa_i.BaseFragment += """
PDF_VARIATIONS:
- PDF4LHC21_40_pdfas_nf4*
- MSHT20nnlo_nf4
- CT18NNLO_as_0118
- NNPDF31_nnlo_as_0118_hessian
- NNPDF40_nnlo_as_01180_hessian
- CT18ANNLO
- CT18XNNLO
- CT18ZNNLO
"""