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coffea 2026.5.1.dev4+g7dd9ccf9e.d20260602 documentation - Home coffea 2026.5.1.dev4+g7dd9ccf9e.d20260602 documentation - Home
  • Getting Started
  • User Guide
  • Coffea by Example
  • API Reference Guide
  • Contributing to coffea
  • Getting Started
  • User Guide
  • Coffea by Example
  • API Reference Guide
  • Contributing to coffea

Section Navigation

  • coffea.analysis_tools
    • WeightStatistics
    • Weights
    • NminusOne
    • Cutflow
    • PackedSelection
  • coffea.btag_tools
    • BTagScaleFactor
  • coffea.dataset_tools
    • preprocess
    • split_fileset
    • hash_fileset
    • apply_to_dataset
    • apply_to_fileset
    • max_chunks
    • max_chunks_per_file
    • slice_chunks
    • filter_files
    • max_files
    • slice_files
    • get_failed_steps_for_dataset
    • get_failed_steps_for_fileset
    • ROOTFileSpec
    • ParquetFileSpec
    • CoffeaROOTFileSpec
    • CoffeaROOTFileSpecOptional
    • CoffeaParquetFileSpec
    • CoffeaParquetFileSpecOptional
    • InputFiles
    • PreprocessedFiles
    • DatasetSpec
    • DataGroupSpec
    • ModelFactory
  • coffea.jetmet_tools
    • FactorizedJetCorrector
    • JetResolution
    • JetResolutionScaleFactor
    • JetCorrectionUncertainty
    • JECStack
    • CorrectedJetsFactory
    • CorrectedMETFactory
    • CorrectionLibJEC
    • CorrectionLibJER
    • CorrectionLibJERSF
    • CorrectionLibJUNC
    • CorrectionLibJECStack
  • coffea.lookup_tools
    • extractor
    • evaluator
  • coffea.lumi_tools
    • LumiData
    • LumiList
    • LumiMask
  • coffea.ml_tools
    • numpy_call_wrapper
    • torch_wrapper
    • triton_wrapper
    • xgboost_wrapper
    • tf_wrapper
  • coffea.nanoevents
    • BufferCache
    • NanoEventsFactory
    • BaseSchema
    • NanoAODSchema
    • NoCompressionCodec
    • PFNanoAODSchema
    • TreeMakerSchema
    • PHYSLITESchema
    • DelphesSchema
    • PDUNESchema
    • ScoutingNanoAODSchema
    • FCC
    • FCCSchema
    • FCCSchema_edm4hep1
    • EDM4HEPSchema
  • coffea.nanoevents.methods.base
    • NanoCollection
    • NanoEvents
    • Systematic
  • coffea.nanoevents.methods.candidate
    • Candidate
    • PtEtaPhiMCandidate
    • PtEtaPhiECandidate
  • coffea.nanoevents.methods.nanoaod
    • PtEtaPhiMCollection
    • GenParticle
    • GenVisTau
    • Electron
    • LowPtElectron
    • Muon
    • Tau
    • Photon
    • FsrPhoton
    • Jet
    • FatJet
    • MissingET
    • Vertex
    • SecondaryVertex
    • AssociatedPFCand
    • AssociatedSV
    • PFCand
  • coffea.nanoevents.methods.vector
    • TwoVector
    • PolarTwoVector
    • ThreeVector
    • SphericalThreeVector
    • LorentzVector
    • PtEtaPhiMLorentzVector
    • PtEtaPhiELorentzVector
  • coffea.processor
    • accumulate
    • ProcessorABC
    • IterativeExecutor
    • FuturesExecutor
    • DaskExecutor
    • ParslExecutor
    • TaskVineExecutor
    • Runner
    • CheckpointerABC
    • SimpleCheckpointer
    • AccumulatorABC
    • value_accumulator
    • list_accumulator
    • set_accumulator
    • dict_accumulator
    • defaultdict_accumulator
    • column_accumulator
    • Result
    • Ok
    • Err
  • coffea.util
    • load
    • save
    • rich_bar
    • deprecate
    • awkward_rewrap
    • maybe_map_partitions
    • compress_form
    • decompress_form
    • dask_method
    • dask_property
    • _import_dask
    • _import_distributed
    • _import_dask_awkward
  • API Reference Guide
  • coffea.nanoevents
  • NoCompressionCodec

NoCompressionCodec#

class coffea.nanoevents.NoCompressionCodec(*args, **kwargs)[source]#

Bases: Codec

Methods Summary

decode(buffer, struct)

encode(arr)

Methods Documentation

decode(buffer: bytes, struct: ShapeDTypeStruct) → ndarray[source]#
encode(arr: ndarray) → tuple[bytes, ShapeDTypeStruct][source]#

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NanoAODSchema

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PFNanoAODSchema

On this page
  • NoCompressionCodec
    • NoCompressionCodec.decode()
    • NoCompressionCodec.encode()
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