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#

v3.6.3-post1 - 2025-03-04#

Fixed#

  • Extra key in pyproject.toml causing build issues with version 0.11.0 of scikit-build-core.

v3.6.3 - 2024-11-04#

Fixed#

  • Dynamic dispatch to NEON connection scorer on Aarch64 MacOS.

v3.6.2 - 2024-11-03#

Fixed#

  • pyrodigal console script not being installed.

v3.6.1 - 2024-11-03#

Added#

  • Compilation of the connection scoring code for AVX-512.

Fixed#

  • Import issue on platforms without AVX2 runtime support.

  • Missing metadata in pyproject.toml.

v3.6.0 - 2024-11-02#

Added#

  • Support for Python 3.13.

Changed#

  • Reorganize project to build with CMake and scikit-build-core.

  • Build separate Python modules for various SIMD implementations to avoid potential linking issues.

Fixed#

  • Pointer dereference issue when calling TrainingInfo.load in PyPI or with objects missing a readinto method.

Removed#

  • Support for Python 3.6.

v3.5.2 - 2024-09-04#

Added#

  • Warning in CLI when given sequences with empty identifiers.

Fixed#

  • FASTA parser used in CLI crashing on empty header lines (#61).

v3.5.1 - 2024-07-17#

Fixed#

  • Outdated code in pyrodigal.cli breaking the CLI.

v3.5.0 - 2024-07-17 - YANKED#

Added#

  • Support for reading from stdin in CLI (#35).

  • Flag for changing parallel computation to use Pool instead of ThreadPool (#57).

  • Better documentation of command line interface (#56).

  • Allow changing the formatter class in pyrodigal.cli.argument_parser.

Changed#

  • Migrate documentation to pydata-sphinx-theme.

Fixed#

  • Cython warnings with unused except * statements in MetagenomicBins.

  • Signatures of __init__ methods missing from all Cython types after the v3.0 update.

  • Small typos in documentation.

v3.4.1 - 2024-05-23#

Changed#

  • Refactor SIMD code to reduce number of required registers, and improve SSE2 performance.

  • Refactor Prodigal initialization functions into sparse initializer code to reduce library size.

v3.4.0 - 2024-05-19#

Added#

  • strict argument to Gene.translate to control translation of ambiguous codons with unambiguous translation (#54).

  • strict_translation argument to Genes.write_genbank and Genes.write_translation.

  • Support for translation tables 26 to 33 in Gene.translate.

  • Support for translation tables 26, 29, 30, 32 and 33 in GeneFinder.train.

  • Genes.score property to count the total score of all extracted genes.

  • full_id parameter to Genes.write_gff, Genes.write_translation and Genes.write_genes to control the ID field written for each gene (#53).

Changed#

  • Gene.translate now raises a warning when called with a translation table incompatible with the training info.

Fixed#

  • Bug in code for masking trailing nucleotides (#55).

v3.3.0 - 2024-01-24#

Added#

  • CLI option to disable translation of stop codons (#51, by @zclaas).

Changed#

  • Scorer internal API to separate connection scoring and overlap disentangling.

Fixed#

  • Bug with computation of minimum node in connection scoring loop (hyattpd/Prodigal#108).

  • Out-of-bounds sequence access in _shine_dalgarno_exact and _shine_dalgarno_mm methods of Sequence.

  • Memory leak in Nodes.__setstate__ caused by incorrect reallocation.

v3.2.2 - 2024-01-21#

Fixed#

  • Always mark SSE2 support on x86-64 CPUs independently of archspec-detected features (#49).

v3.2.1 - 2023-11-27#

Added#

  • Option to change argument parser in pyrodigal.cli.main.

v3.2.0 - 2023-11-27#

Added#

  • AVX-512 implementation of the SIMD pre-filter.

  • Additional support for reading lz4 and xz and zstd-compressed input in the CLI.

  • Option to change gene finder type in pyrodigal.cli.main.

v3.1.1 - 2023-11-06#

Fixed#

  • Incorrect unpickling of GeneFinder causing crashes with multiprocessing (#46).

v3.1.0 - 2023-10-22#

Added#

  • Support for Python 3.12.

  • min_mask argument to GeneFinder to control the minimum lenght of masked regions on mask=True.

v3.0.1 - 2023-09-27#

Fixed#

  • Genes.write_scores and Genes.write_gff crashing on empty Genes (#44).

v3.0.0 - 2023-09-17#

Added#

  • MetagenomicBins collection to store a dense array of MetagenomicBin objects.

  • metagenomic_bins keyword argument to GeneFinder allowing to control which models are used when running gene finding in meta mode (#24).

  • metagenomic_bin attribute to Genes referencing the metagenomic model with which the genes were predicted, if in meta mode.

  • Additional TrainingInfo properties (missing_motif_weight, coding_statistics).

  • Setters for all remaining TrainingInfo properties.

  • Proper TrainingInfo constructor with configuration option for all attributes.

  • TrainingInfo.to_dict method to extract all parameters from a TrainingInfo.

  • Genes.write_genbank method to write a GenBank record with all predicted genes from a sequence.

  • include_stop flag to Gene.translate and Genes.write_translations to allow excluding the stop codon from the translated sequence.

  • include_translation_table flag to Genes.write_gff to include the translation table to the GFF attributes of each gene.

  • gbk output format to the Pyrodigal CLI.

  • Sequence.unknown property exposing the number of unknown nucleotides in the sequence.

  • Sequence.start_probability and Sequence.stop_probability to estimate the probability of encountering a start and a stop codon based on the GC%.

Fixed#

  • Genes.write_gff not properly reporting the number of bytes written.

  • Merge several nogil sections in Sequence constructor.

  • Several Cython functions missing a noexcept qualifier.

Changed#

  • BREAKING: Rename OrfFinder to GeneFinder for consistency.

  • BREAKING: Use memoryview to expose all TrainingInfo attributes instead manually building lists or tuples.

  • Reorganize memory management of the built-in metagenomic models.

  • Make the internal Cython model public (pyrodigal.lib) to allow importing the underlying classes in other Cython projects.

  • Use typing.Literal for allowed translation table values in pyrodigal.lib annotations

  • Cache intermediate log-odds in Nodes._raw_coding_score to reduce calls to pow and log functions.

  • Inline connection scoring functions to reduce function call overhead.

  • Reorganize struct _node fields to reduce size in memory.

  • Make GeneFinder.find_genes and GeneFinder.train reserve memory for the Nodes based on the GC% of the input sequence.

  • Avoid storing temporary results in the generic implementation of ConnectionScorer.compute_skippable.

  • Use Cython freelist for allocating Node, Gene, MetagenomicBin and Mask.

  • Increase minimum allocation for Genes and Nodes to reduce early reallocations.

Removed#

  • BREAKING: metagenomic_bin attribute of TrainingInfo.

v2.3.0 - 2023-07-20#

Changed#

  • Bump Cython to v3.0.0.

v2.2.0 - 2023-06-19#

Changed#

  • Release GIL while masking sequence regions in Sequence.__init__.

  • Use archspec instead of cpu_features for runtime feature detection.

Added#

  • Support for reading gzip and bz2-compressed input in the CLI.

  • CLI flag to run ORF detection in parallel when input contains several contigs.

Removed#

  • Support for Python 3.5.

v2.1.0 - 2023-02-20#

Changed#

  • Update Prodigal to v2.6.3+c1e2d36 to fix a bug with Shine-Dalgarno detection on reverse contig edge (hyattpd/Prodigal#100).

Added#

  • CLI flags to set the minimum gene size (#32, by @cjprybol).

Fixed#

  • ArchLinux User Repository package generation in CI.

v2.0.4 - 2023-01-09#

Fixed#

  • GC% computation and RBS scoring for reverse strand nodes close to the contig edge (#27).

v2.0.3 - 2022-12-20#

Fixed#

  • OrfFinder(mask=True) ignoring the minimum mask size when masking regions (#26).

Changed#

  • Use cibuildhweel for building wheel distributions.

Added#

  • Wheels for MacOS Aarch64 platforms.

v2.0.2 - 2022-11-01#

Fixed#

  • Syntax issue in Cython files failing build on Bioconda runner.

v2.0.1 - 2022-11-01#

Fixed#

  • Syntax issue in Cython files failing build on some environments.

v2.0.0 - 2022-11-01#

Added#

  • MMX implementation of the SIMD prefilter.

  • Proper GFF headers and metadata section to GFF output.

  • Sequence.gc_frame_plot method to compute the max GC frame profile from Python.

  • metagenomic_bin property to TrainingInfo to support recovering the object corresponding to a pre-trained model.

  • meta attribute to Genes to store whether genes were predicted in single or in meta mode.

  • pyrodigal.PRODIGAL_VERSION constant storing the wrapped Prodigal version.

  • pyrodigal.MIN_SINGLE_GENOME and pyrodigal.IDEAL_SINGLE_GENOME constants storing the minimum and recommended sequence sizes for training.

Changed#

  • Make all write methods of Genes objects require a sequence_id argument instead of using the internal sequence number.

  • Rewrite SIMD prefilter using a generic template with C macros.

  • Make Mask record coordinates in start-inclusive end-exclusive mode to follow Python conventions.

  • Make connection scoring tests only score some randomly selected node pairs for faster runs.

  • Rewrite tests to use importlib.resources for managing test data.

Removed#

  • from_bytes and from_string constructors of Sequence objects.

Fixed#

  • Duplicate extraction of start codons located on contig edges inside Nodes._extract (#21).

  • Pickling and unpickling of TrainingInfo objects corresponding to pre-trained models.

  • Implementation of calc_most_gc_frame being inconsistent with the Prodigal implementation.

  • Implementation of the maximum search in score_connection_forward_start not following the (weird?) behaviour from Prodigal (#21).

  • Gene identifier being used instead of the sequence identifier in the GFF output (#18).

  • Out of bound access to sequence data in Sequence._shine_dalgarno_mm and Sequence._shine_dalgarno_exact.

v1.1.2 - 2022-08-31#

Changed#

  • Use the vbicq Arm intrinsic in the NEON implementation to combine vandq and vmvnq.

Fixed#

  • Prevent direct instantiation of Node and Gene objects from Python code.

  • Configuration of platform-specific NEON flags in setup.py not being applied to the linker.

v1.1.1 - 2022-07-08#

Fixed#

  • Some cpu_features source files not being included in source distribution.

v1.1.0 - 2022-06-09#

Changed#

  • OrfFinder.train can now be given more than one sequence argument to train on contigs from an unclosed genome.

  • Updated cpu_features to v0.7.0 and added hardware detection of NEON features on Linux Aarch64 platforms.

v1.0.2 - 2022-05-13#

Fixed#

  • Detection of Arm64 platform in setup.py (#16).

v1.0.1 - 2022-04-28#

Changed#

  • pyrodigal.cli now concatenates training sequences the same way as Prodigal does.

v1.0.0 - 2022-04-20#

Stable version, to be published in the Journal of Open-Source Software.

Added#

  • pickle protocol implementation for Nodes, TrainingInfo, OrfFinder, Sequence, Masks and Genes objects.

  • Buffer protocol implementation for Sequence, allowing access to raw digits.

  • __eq__ and __repr__ magic methods to Mask objects.

Changed#

  • Optimized code used for region masking to avoid searching for the same mask repeatedly.

  • TRANSLATION_TABLES and METAGENOMIC_BINS are now exposed as constants in the top pyrodigal module.

  • Refactored connection scoring into different functions based on the type (start/stop) and strand (direct/reverse) of the node being scored.

  • Changed the growth factor for dynamic arrays to be the same as the one used in CPython list buffers.

v0.7.3 - 2022-04-06#

Added#

  • Gene.score property to get the gene score as reported in the score data string.

Fixed#

  • OrfFinder.find_genes not producing consistent results across runs in meta mode (#13).

  • OrfFinder.find_genes returning Nodes with incomplete score information.

v0.7.2 - 2022-03-15#

Changed#

  • Improve performance of mer_ndx and score_connection using dedicated implementations with better branch prediction.

  • Mark arguments as const in C code where possible.

Fixed#

  • Signatures of Cython classes not displaying properly because of the embedsignature directive.

  • _sequence.h functions not being inlined as expected.

v0.7.1 - 2022-03-14#

Changed#

  • Rewrite internal Sequence code using inlined functions to increase performance when the strand is known.

Fixed#

  • Nodes.copy potentially failing on empty collections after trying to allocate 0 bytes.

  • TestGenes.test_write_scores failing on some machines because of float rounding issues.

  • Gene.translate ignoring the unknown_residue argument value and always using "X".

  • Memory leak in Pyrodigal.train cause by memory not being freed after building the GC frame plot.

v0.7.0 - 2022-03-12#

Added#

  • Support for setting a custom minimum gene length in pyrodigal.OrfFinder.

  • Genes.write_scores method to write the node scores to a file.

  • Gene.__repr__ and Node.__repr__ methods to display some useful attributes.

  • Sequence.__str__ method to get back a nucleotide string from a Sequence object.

Changed#

  • Use a more compact data structure to store Gene data.

Fixed#

  • Nodes._calc_orf_gc reading nucleotides after the sequence end when computing GC content for edge nodes.

Removed#

  • pyrodigal.Pyrodigal class (use pyrodigal.OrfFinder instead).

  • pyrodigal.Predictions class (functionality merged into pyrodigal.Genes).

v0.6.4 - 2021-12-23#

Added#

  • load and dump methods to TrainingInfo for storing and loading a raw training info structure.

  • Support for creating an OrfFinder pre-configured with a training info.

  • -t and -n flags to the CLI.

v0.6.3 - 2021-12-23#

Added#

  • pyrodigal command line script exposing a CLI mimicking the original prodigal binary.

  • write_gff, write_genes and write_translations methods to pyrodigal.Predictions to write the predictions results to a file in different formats.

  • Implementation for masking regions of unknown nucleotides in input sequences.

Changed#

  • Renamed pyrodigal.Pyrodigal class to pyrodigal.OrfFinder.

Fixed#

  • setup.py build different SIMD implementations with the same set of feature flags, causing compilers to re-optimize the SIMD implementations.

v0.6.2 - 2021-09-25#

Added#

  • Sphinx documentation with small install guide and API reference.

Fixed#

  • setup.py not detecting SSE2 and AVX2 build support because of a linker error.

Changed#

  • Build OSX extension without AVX2 support since runtime detection of AVX2 to avoid the Illegal Instruction: 4 bug on older CPUs.

v0.6.1 - 2021-09-24#

Fixed#

  • Source distribution lacking C files necessary for building cpu_features.

v0.6.0 - 2021-09-23#

Added#

  • SIMD code to build an index of which connections can be skipped when scoring node connections in the dynamic programming routine (#6).

v0.5.4 - 2021-09-18#

Added#

  • Prediction.confidence method to compute the confidence for a prediction like reported in Prodigal’s GFF output.

  • Prediction.sequence method get the nucleotide sequence of a predicted gene (#4).

Changed#

  • Replaced internal storage of input sequences to use a byte array instead of a bitmap.

Fixed#

  • Extract Prediction.gc_cont number directly from the start node instead of the text representation to get full accuracy.

  • Prodigal bug causing nodes on the reverse strand to always receive a penalty instead of penalizing only small ORFs (hyattpd/Prodigal#88).

v0.5.3 - 2021-09-12#

Fixed#

  • Prediction.translate not translating the last unknown codon properly for genes on the direct strand.

v0.5.2 - 2021-09-11#

Changed#

  • Make Pyrodigal.train return a reference to the newly created TrainingInfo for inspection if needed.

  • Reimplement add_nodes and add_genes to use a growable array instead of counting and pre-allocating the C arrays.

Fixed#

  • Inconsistent handling of unknown nucleotides in input sequences and gene translations.

v0.5.1 - 2021-09-04#

Added#

  • Additional Gene properties to access the score

Changed#

  • Use more efficient PyUnicode macros when reading or creating a string containing a nucleotide or a protein sequence.

  • Release the GIL when creating a bitmap for an str given as input to Pyrodigal.find_genes.

  • Release the GIL when creating the protein sequence returned by Gene.translate.

Fixed#

  • Pyrodigal.find_genes and Gene.translate not behaving like Prodigal when handling sequences with unknown nucleotides.

v0.5.0 - 2021-06-15#

Added#

  • pyrodigal.TrainingInfo class exposing variables obtained during training as an attribute to Pyrodigal, Gene and Genes instance.

  • Support for passing objects implementing the buffer protocol to Pyrodigal.find_genes and Pyrodigal.train instead of requiring str sequences.

Fixed#

  • Potential data race on training info in case a Gene.translate with a non-default translation table was being translated at the same time as a Pyrodigal.find_genes call.

  • Spurious handling of Unicode strings causing potential issues on platform using a different base encoding.

v0.4.7 - 2021-04-09#

Fixed#

  • Pyrodigal.find_genes segfaulting on some sequences when called in single mode (#2).

  • MemoryError potentially not being properly raised on allocation issues for sequence bitmaps.

v0.4.6 - 2021-03-05#

Changed#

  • Tests are now in the pyrodigal.tests module and can be run after a site install.

Fixed#

  • Pyrodigal.find_genes stalling on sequences shorter than 3 nucleotides.

v0.4.5 - 2021-03-03#

Fixed#

  • Compilation of OSX and Windows wheels.

v0.4.4 - 2021-03-03#

Fixed#

  • Mark package as OS-independent.

Added#

  • Support for Python 3.5.

  • Compilation of PyPy wheels on OSX.

v0.4.3 - 2021-03-01#

Fixed#

  • Buffer overflow when running in meta mode on a sequence too small to have any dynamic programming nodes.

v0.4.2 - 2021-02-07#

Fixed#

  • Buffer overflow coming from the node array, caused by an incorrect estimation of the node count from the sequence length.

v0.4.1 - 2021-01-07#

Removed#

  • Python 3.5 from the project metadata (the code was only compatible with Python 3.6+ already because of f-strings).

Fixed#

v0.4.0 - 2021-01-06#

Changed#

  • trans_table keyword argument to Pyrodigal.train has been renamed to translation_table.

Added#

  • Option to change the translation table to any allowed number in Gene.translate (#1).

v0.3.2 - 2020-11-27#

Fixed#

  • Broken compilation of PyPy wheels in Travis-CI.

v0.3.1 - 2020-11-27#

Added#

  • Link to Zenodo record in README.md.

  • Typing :: Typed classifier to the PyPI metadata.

  • Explicit support for Python 3.9.

Changed#

  • Streamlined compilation process when building from source distribution.

v0.3.0 - 2020-09-07#

Added#

  • Thread-safety for all Pyrodigal methods

Fixed#

  • Reduced total amount of memory used to allocated dynamic programming nodes for a given sequence.

v0.2.4 - 2020-09-04#

Added#

  • Precompiled wheels for Windows x86-64 platform.

Changed#

  • Compilation of large Prodigal/training.c file is now done in chunks and uses static const to reduce build time.

v0.2.3 - 2020-08-09#

Fixed#

  • Buffer overflow issue with Pyrodigal in closed=False mode.

v0.2.2 - 2020-07-14#

Added#

  • Access to the translation table of a Gene object.

v0.2.1 - 2020-05-29#

Fixed#

  • Memory issues causing PyPy to crash when using Pyrodigal in single mode.

v0.2.0 - 2020-05-28#

Added#

  • Support for Prodigal’s single mode.

v0.1.1 - 2020-04-30#

Added#

  • Distribution of CPython wheels for ManyLinux2010 and OSX platforms.

v0.1.0 - 2020-04-27#

Initial release.

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