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

0.13.0 - 2025-12-08

Added

  • Python 3.14 support

Fixed

  • Return time axis copy from TraDatabase.read_wave/TraDatabase.read_continuous_wave (#43)

0.12.0 - 2025-08-12

Added

  • features.duration to compute hit duration

  • features.last_threshold_crossing to compute the index of the last threshold crossing

0.11.0 - 2025-01-16

Added

  • PriDatabase.to_datetime to convert relative times to absolute datetime objects (#32)

  • Python 3.13 support (#34)

Changed

  • Drop Python 3.6 support (#30)

  • Migrate from named tuples to dataclasses (#31)

0.10.1 - 2024-07-29

Fixed

  • Handle optional StatusRecord.signal_strength in PriDatabase.write_status

0.10.0 - 2024-07-22

Added

  • Status attribute for record types (#24)

    • HitRecord.status of type HitFlags

    • StatusRecord.status of type StatusFlags

    • ParametricRecord.status of type StatusFlags

    • TraRecord.status of type HitFlags

  • SetType enum (#26)

0.9.0 - 2024-02-14

Added

  • Example for incremental WAV export

  • Python 3.12 support

0.8.0 - 2023-07-13

Added

  • Flag TraRecord.raw if data is stored as ADC values (int16)

  • Flag raw for TraDatabase read methods to read data as ADC values:

    • TraDatabase.iread

    • TraDatabase.read

    • TraDatabase.read_wave

    • TraDatabase.read_continuous_wave

    • TraDatabase.listen

  • Bearing example data

  • Spectrogram example

  • WAV export example using the new raw flag

  • CI for Python 3.11

Changed

  • Remove scipy dependency (only needed for examples)

  • Migrate from setuptools to hatch (replace setup.py with pyproject.toml)

Fixed

  • Multiprocessing example for Windows

0.7.0 - 2022-11-10

Added

  • Example for custom feature extraction

  • PyInstaller hook

  • CI for Python 3.10

Changed

  • Make Numba dependency optional (fallback timepicker implementations with NumPy)

Fixed

  • Counts computations (first sample above threshold is not a count)

0.6.0 - 2021-09-02

Added

  • CI for Python 3.9

Changed

  • Remove superfluous data_format field from TraRecord data type

0.5.4 - 2021-05-25

Fixed

  • Limit number of buffered records in listen methods

  • Time axis rounding errors, e.g. for TraDatabase.read_wave with time_axis=True

0.5.3 - 2021-05-04

Fixed

  • SQLite URI for absolute linux paths

0.5.2 - 2021-05-04

Fixed

  • SQLite URI for special characters (#, ?)

0.5.1 - 2021-03-25

Fixed

  • Buffering of SQL results in listen methods to allow SQL queries in between

0.5.0 - 2021-03-18

Added

  • Query filter parameter to TrfDatabase.read and TrfDatabase.iread

  • listen method for PriDatabase, TraDatabase and TrfDatabase to retrieve new records live

Changed

  • Order feature records by TRAI for TrfDatabase.read and TrfDatabase.iread

0.4.0 - 2021-02-14

Added

  • CI with GitHub actions on Linux, MacOS and Windows

  • Workflow with GitHub actions to publish to PyPI on new releases

  • pyproject.toml as the main config file for pylint, pytest, tox, coverage, …

Changed

  • Return exact time range with TraDatabase.read_continuous_wave

  • Return “absolute” time axis with TraDatabase.read_continuous_wave (instead of starting at t = 0 s)

Fixed

  • Fix database close if exception raised in __init__ (e.g. file not found)

  • Example ex6_multiprocessing for MacOS

  • Find lower/upper bounds for same values (times) in binary search (used by TraDatabase.iread)

  • Stop condition for time_stop in TraDatabase.iread

  • Use TRAI for TraDatabase.iread as a time sorted index for binary search (SetID is not!)

  • Check for empty time ranges in TraDatabase.iread

0.3.0 - 2020-11-05

Added

  • Query filter for pridb/tradb (i)read functions

0.2.4 - 2020-11-01

Fixed

  • SQL schemas for pridb/tradb/trfdb creation, add fieldinfos

0.2.3 - 2020-09-01

Fixed

  • AIC timepicker

  • Add threshold for monotonic time check (1 ns) to ignore rounding issues

  • Suppress exception chaining

0.2.2 - 2020-07-10

Added

  • Database classes are now pickable and can be used in multiprocessing

  • SQLite transactions for all writes

  • Faster blob encoding (vallenae.io.encode_data_blob)

  • Faster RMS computation with Numba (vallenae.features.rms)

Fixed

  • Catch possible global_info table parsing errors

0.2.1 - 2020-02-10

Fixed

  • Examples outputs if not run as notebook

  • Out-of-bound time_start, time_stop with SQL binary search

  • Optional signal strength for e.g. spotWave data acquisition

0.2.0 - 2020-02-06

Added

  • Database creation with mode="rwc", e.g. vallenae.io.PriDatabase.__init__

Fixed

  • Number field in vallenae.io.MarkerRecord optional

  • Scaling of parametric inputs optional

  • Keep column order of query if new columns are added to the database

  • Return array with float32 from vallenae.io.TraDatabase.read_continuous_wave (instead of float64)

0.1.0 - 2020-01-24

Initial public release