Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog and this project adheres to Semantic Versioning.

Unreleased

v0.9.10 - 2024-02-27

Fixed

• Progress reading display when reading from compressed files.

• Change labeling routine to use broad overlaps when annotating genes with cluster tables (#15).

Changed

• Bump supported polars dependency to v0.20.

• Bump supported statsmodels dependency to v0.14.

• Report identifier of sequences with uni-valued labels when training.

v0.9.9 - 2023-11-23

Added

• Support for gzip, bzip2, lz4 and xz-compressed input files.

Fixed

• Outdated use of pandas API in gecco cv command.

Changed

• Bump pyhmmer dependency to v0.10.0.

• Bump pyrodigal dependency to v3.0.0.

• Make gecco cv output a gene table with a ground truth column.

v0.9.8 - 2023-06-09

Fixed

• ClusterTable.from_clusters extracting cluster IDs in the wrong column.

• Deprecation warnings in polars.read_csv and polars.write_csv with recent polars versions.

• Deprecation warnings in importlib_resources with recent Python versions.

v0.9.7 - 2023-05-26

Added

• Command line option to annotate proteins using bitscore cutoffs from HMMs.

• Command line option to disentangle overlapping domains after HMM annotation.

Changed

• Bump pyhmmer dependency to v0.8.0.

• Bump pyrodigal dependency to v2.1.0.

• Rewrite gecco.model to use polars for managing tabular data.

• Replace pandas dependencies with polars

• Update gecco run to skip type classification for tasks without an assigned cluster type.

Fixed

• Cluster.to_seq_record crashing when called on a cluster with types attribute unset.

• Progress bar resetting when performing domain annotation with multiple HMMs.

Removed

• Support for Python 3.7.

v0.9.6 - 2023-01-11

Added

• Gene Ontology annotations to gecco.interpro local metadata.

• Reference to Gene Ontology terms and derived functions to gecco.model.Domain objects.

• Gene color based on predicted function in gecco.model.Gene.to_seq_feature.

Fixed

• Missing gzip import in the CLI preventing usage of gzip-compressed inputs.

• Invalid coordinates of domains found in reverse-strand genes.

• Detection of entry points with importlib.metadata on older Python versions.

Changed

• bgc_id columns of cluster tables are renamed cluster_id.

• gecco.model.ProductType is renamed to gecco.model.ClusterType.

• Bumped pyrodigal dependency to v2.0.

• Bumped pyhmmer dependency to v0.7.

v0.9.5 - 2022-08-10

Added

• gecco predict command to predict BGCs from an annotated genome.

• Protein.with_seq function to assign a new sequence to a protein object.

Fixed

• Issue with antiSMASH sideload JSON file generation in gecco run and gecco predict.

• Make gecco.orf handle STOP codons consistently (#9).

v0.9.4 - 2022-05-31

Added

• classes_ property to TypeClassifier to access the classes_ attribute of the TypeBinarizer.

• Alternative ORF finder CDSFinder which simply extracts CDS features from input sequences (#8).

• Support for annotating domains with “exclusive” HMMs to annotate genes with at most one HMM from the library.

Changed

• ProductType is not restricted to MIBiG types anymore and can support any string as a base type identifier.

• PyrodigalFinder now uses multiprocessing.pool.ThreadPool instead of custom thread code thanks to OrfFinder.find_genes reentrancy introduced in Pyrodigal v1.0.

• PyrodigalFinder can now be used in single / non-meta mode from the API.

• BUmped minimum rich version to 12.3 to use None total in progress bars when the size of an HMM library is unknown.

Fixed

• Broken MyPy type annotations in the gecco.model and gecco.cli modules.

v0.9.3 - 2022-05-13

Changed

• --format flag of gecco annotate and gecco run CLI commands is now made lowercase before giving value to Bio.SeqIO.

Fixed

• Genes with duplicate IDs being silently ignored in HMMER.run.

v0.9.2 - 2022-04-11

Added

• Padding of short sequences with empty genes when predicting probabilities in ClusterCRF.

v0.9.1 - 2022-04-05

Changed

• Make the genes.tsv and features.tsv table contain all genes even when they come from a contig too short to be processed by the CRF sliding window.

• Replaced the --force-clusters-tsv flag with a --force-tsv flag to force writing TSV tables even when no genes or clusters were found in gecco run or gecco annotate.

v0.9.1-alpha4 - 2022-03-31

Retrain internal model with:

$ python -m gecco -vv train --c1 0.4 --c2 0 --select 0.25 --window-size 20 \
         -f mibig-2.0.proG2.Pfam-v35.0.features.tsv \
         -c mibig-2.0.proG2.clusters.tsv \
         -g GECCO-data/data/embeddings/mibig-2.0.proG2.genes.tsv \
         -o models/v0.9.1-alpha4

v0.9.1-alpha3 - 2022-03-23

Added

• gecco.model.GeneTable class to store gene coordinates independently of protein domains.

Changed

• Refactored implementation of load and dump methods for Table classes into a dedicated base class.

• gecco run and gecco annotate now output a gene table in addition to the feature and cluster tables.

• gecco train expects a gene table instead of a GFF file for the gene coordinates.

v0.9.1-alpha2 - 2022-03-23

Fixed

• TypeClassifier.trained not being able to read unknown types from type tables.

v0.9.1-alpha1 - 2022-03-20

Candidate release with support for a sliding window in the CRF prediction algorithm.

v0.8.10 - 2022-02-23

Fixed

• --antismash-sideload flag of gecco run causing command to crash.

v0.8.9 - 2022-02-22

Removed

• Prediction and support for the Other biosynthetic type of MIBiG clusters.

v0.8.8 - 2022-02-21

Fixed

• ClusterRefiner filtering method for edge genes not working as intended.

• gecco run and gecco annotate commands crashing on missing input files instead of nicely rendering the error.

v0.8.7 - 2022-02-18

Fixed

• interpro.json metadata file not being included in distribution files.

• Missing docstring for Protein.with_domains method.

Changed

• Bump minimum scikit-learn version to v1.0 for Python3.7+.

v0.8.6 - 2022-02-17 - YANKED

Added

• CLI flag for enabling region masking for contigs processed by Prodigal.

• CLI flag for controlling region distance used for edge distance filtering.

Changed

• gecco.model.Gene and gecco.model.Protein are now immutable data classes.

• Bump minimum pyrodigal version to v0.6.4 to use region masking.

• Implement filtering for extracted clusters based on distance to the contig edge.

• Store InterPro metadata file uncompressed for version-control integration.

Fixed

• Mark BGC0000930 as Terpene in the type classifier data.

• Progress bar messages are now in consistent format.

v0.8.5 - 2021-11-21

Added

• Minimal compatibility support for running GECCO inside of Galaxy workflows.

v0.8.4 - 2021-09-26

Fixed

• gecco convert gbk --format bigslice failing to run because of outdated code (#5).

• gecco convert gbk --format bigslice not creating files with names conforming to BiG-SLiCE expected input.

Changed

• Bump minimum pyrodigal version to v0.6.2 to use platform-accelerated code if supported.

v0.8.3-post1 - 2021-08-23

Fixed

• Wrong default value for --threshold being shown in gecco run help message.

v0.8.3 - 2021-08-23

Changed

• Default probability threshold for segmentation to 0.3 (from 0.4).

v0.8.2 - 2021-07-31

Fixed

• gecco run crashing on Python 3.6 because of missing contextlib.nullcontext class.

Changed

• gecco run and gecco annotate will not try to count the number of profiles when given an external HMM file with the --hmm flag.

• PyHMMER.run now reports the p-value of each domain in addition to the e-value as a /note qualifier.

v0.8.1 - 2021-07-29

Changed

• gecco run now filters out unneeded features before annotating, making it easier to analyze the results of a run with a custom --model.

Fixed

• gecco reporting about using Pfam v33.1 while actually using v34.0 because of an outdated field in gecco/hmmer/Pfam.ini.

Added

• Missing documentation for the strand attribute of gecco.model.Gene.

v0.8.0 - 2021-07-03

Changed

• Retrain internal model using new sequence embeddings and remove broken/duplicate BGCs from MIBiG 2.0.

• Bump minimum pyhmmer version to v0.4.0 to improve exception handling.

• Bump minimum pyrodigal version to v0.5.0 to fix sequence decoding on some platforms.

• Use p-values instead of e-values to filter domains obtained with HMMER.

• gecco cv and gecco train now seed the RNG with a user-defined seed before shuffling rows of training data.

Fixed

• Extraction of BGC compositions for the type predictor while training.

• ClusterCRF.trained failing to open an external model.

Added

• Domain.pvalue attribute to access the p-value of a domain annotation.

• Mandatory pvalue column to FeatureTable objects.

• Support for loading several feature tables in gecco train and gecco cv.

• Warnings to ClusterCRF.fit when selecting uninformative features.

• --correction flag to gecco train and gecco cv, allowing to give a multiple testing correction method when computing p-values with the Fisher Exact Tests.

Removed

• Outdated gecco embed command.

• Unused --truncate flag from the gecco train CLI.

• Tigrfam domains, which is not improving performance on the new training data.

v0.7.0 - 2021-05-31

Added

• Support for writing an AntiSMASH sideload JSON file after a gecco run workflow.

• Code for converting GenBank files in BiG-SLiCE compatible format with the gecco convert subcommand.

• Documentation about using GECCO in combination with AntiSMASH or BiG-SLiCE.

Changed

• Minimum Biopython version to v1.73 for compatibility with older bioinformatics tooling.

• Internal domain composition shipped in the gecco.types with newer composition array obtained directly from MIBiG files.

Removed

• Outdated notice about -vvv verbosity level in the help message of the main gecco command.

v0.6.3 - 2021-05-10

Fixed

• HMMER annotation not properly handling inputs with multiple contigs.

• Some progress bar totals displaying as floats in the CLI.

Changed

• PyHMMER now sets the Z and domZ values from the number of proteins given to the search pipeline.

• gecco.cli delegates imports to make CLI more responsive.

• pkg_resources has been replaced with importlib.resources and importlib.metadata where applicable.

• multiprocessing.cpu_count has been replaced with os.cpu_count where applicable.

v0.6.2 - 2021-05-04

Fixed

• gecco cv loto crashing because of outdated code.

Changed

• Logging-style prompt will only display if GECCO is running with -vv flag.

Added

• GECCO bioRxiv paper reference to Cluster.to_seq_record output record.

v0.6.1 - 2021-03-15

Fixed

• Progress bar not being disabled by -q flag in CLI.

• Fallback to using HMM name if accession is not available in PyHMMER.

• Group genes by source contig and process them separately in PyHMMER to avoid bogus E-values.

Added

• psutil dependency to get the number of physical CPU cores on the host machine.

• Support for using an arbitrary mapping of positives to negatives in gecco embed.

Removed

• Unused and outdated HMMER and DomainRow classes from gecco.hmmer.

v0.6.0 - 2021-02-28

Changed

• Updated internal model with a cleaned-up version of the MIBiG-2.0 Pfam-33.1/Tigrfam-15.0 embedding.

• Updated internal InterPro catalog.

Fixed

• Features not being grouped together in gecco cv and gecco train when provided with a feature table where rows were not sorted by protein IDs.

v0.5.5 - 2021-02-28

Fixed

• gecco cv bug causing only the last fold to be written.

v0.5.4 - 2021-02-28

Changed

• Replaced verboselogs, coloredlogs and better-exceptions with rich.

Removed

• tqdm training dependency.

Added

• gecco annotate command to produce a feature table from a genomic file.

• gecco embed to embed BGCs into non-BGC regions using feature tables.

v0.5.3 - 2021-02-21

Fixed

• Coordinates of genes in output GenBank files.

• Potential issue with the number of CPUs in PyHMMER.run.

Changed

• Bump required pyrodigal version to v0.4.2 to fix buffer overflow.

v0.5.2 - 2021-01-29

Added

• Support for downloading HMM files directly from GitHub releases assets.

• Validation of filtered HMMs with MD5 checksum.

Fixed

• Invalid coordinates of protein domains in GenBank output files.

• gecco.interpro module not being added to wheel distribution.

Changed

• Bump required pyhmmer version to v0.2.1.

v0.5.1 - 2021-01-15

Fixed

• --hmm flag being ignored in in gecco run command.

• PyHMMER using HMM names instead of accessions, causing issues with Pfam HMMs.

v0.5.0 - 2021-01-11

Added

• Explicit support for Python 3.9.

Changed

• pyhmmer is used to annotate protein sequences instead of HMMER3 binary hmmsearch.

• HMM files are stored in binary format to speedup parsing and reduce storage size.

• tqdm is now a training-only dependency.

• gecco cv now requires training dependencies.

v0.4.5 - 2020-11-23

Added

• Additional fold column to cross-validation table output.

Changed

• Use sequence ID instead of protein ID to extract type from cluster in gecco cv.

• Install HMM data in pre-pressed format to make hmmsearch runs faster on short sequences.

• gecco.orf was rewritten to extract genes from input sequences in parallel.

v0.4.4 - 2020-09-30

Added

• gecco cv loto command to run LOTO cross-validation using BGC types for stratification.

• header keyword argument to FeatureTable.dump and ClusterTable.dump to write the table without the column header allowing to append to an existing table.

• __getitem__ implementation for FeatureTable and ClusterTable that returns a single row or a sub-table from a table.

Fixed

• gecco cv command now writes results iteratively instead of holding the tables for every fold in memory.

Changed

• Bumped pandas training dependency to v1.0.

v0.4.3 - 2020-09-07

Fixed

• GenBank files being written with invalid /cds feature type.

Changed

• Blocked installation of Biopython v1.78 or newer as it removes Bio.Alphabet and breaks the current code.

v0.4.2 - 2020-08-07

Fixed

• TypeClassifier.predict_types using inverse type probabilities when given several clusters to process.

v0.4.1 - 2020-08-07

Fixed

• gecco run command crashing on input sequences not containing any genes.

v0.4.0 - 2020-08-06

Added

• gecco.model.ProductType enum to model the biosynthetic class of a BGC.

Removed

• pandas interaction from internal data model.

• ClusterCRF code specific to cross-validation.

Changed

• pandas, fisher and statsmodels dependencies are now optional.

• gecco train command expects a cluster table in addition to the feature table to know the types of the input BGCs.

v0.3.0 - 2020-08-03

Changed

• Replaced Nearest-Neighbours classifier with Random Forest to perform type prediction for candidate BGCs.

• gecco.knn module was renamed to implementation-agnostic name gecco.types.

Fixed

• Extraction of domain composition taking a long time in gecco train command.

Removed

• --metric argument to the gecco run CLI command.

v0.2.2 - 2020-07-31

Changed

• Domain and Gene can now carry qualifiers that are used when they are translated to a sequence feature.

Added

• InterPro names, accessions, and HMMER e-value for each annotated domain in GenBank output files.

v0.2.1 - 2020-07-23

Fixed

• Various potential crashes in ClusterRefiner code.

Removed

• Uneeded feature dictionary filtering in ClusterCRF for models with Fisher Exact Test feature selection.

v0.2.0 - 2020-07-23

Fixed

• pandas warning about unsorted columns in gecco run.

Removed

• Gene.probability property, replaced by Gene.maximum_probability and Gene.average_probability properties to be explicit.

Changed

• Internal model now uses Pfam and Tigrfam with the top 35% features selected with Fisher’s Exact Test.

• ClusterRefiner now removes genes on Cluster edges if they do not contain any domain annotation.

v0.1.1 - 2020-07-22

Added

• ClusterCRF.predict_probabilities to annotate a list of Gene.

Changed

• BGC probability is now stored at the Domain level instead of at the Gene level, independently of the feature extraction level used by the CRF.

• ClusterKNN will use the model path provided to gecco run if any.

Docs

• Added this changelog file to document changes in the code.

• Added documentation to gecco submodules missing some.

• Included the CHANGELOG.md file to the generated docs.

v0.1.0 - 2020-07-17

Initial release.

v0.0.1 - 2018-08-13

Proof-of-concept.