Version 1.9.12

• Distribute wheels for Python 3.12
• Distribute wheels for Apple ARM

Version 1.9.11

• Fixed a bug where segyio used the Delay Recording Time without it's scaling factor when setting up the sample offsets on open.

1.9.10

• Distribute wheels for Python 3.11

Version 1.9.9

• Fix packaging support for linux/aarch64

Version 1.9.8

• Packaging support for linux/aarch64

Version 1.9.7

This release only comes with packaging updates and python versions.

Version 1.9.6

• gather[] selects the right offsets
• Python 3.9 packages

Version 1.9.5

• The 1.9.5 release drops pre-built packages for Python 2.7
• CI and build infrastructure fixes

Version 1.9.4

• Use Py_ssize_t for type-length arguments

Version 1.9.3, but tagged without leading v.

This release contains mostly build infrastructure and documentation changes.

This release contains mostly build infrastructure and documentation changes.

1.9.2

• segyio has learned to understand rev2 1-byte header words
• segyio now understand rev2 wide header word replacements
• segyio now detects sample sizes >65k
• Support for int24 formats
• Fixed a bug where f.trace[i,j] returned an array even when i,j are ints
• SEGY_INVALID_SORTING message has been improved
• SEGY_SIGNED_INTEGER_3_BYTE enum alias for symmetry with signed counterpart
• Minor build system and CI improvements

Version 1.9.1

This is a bugfix release, with a handful of small improvements.

• Text headers with null-bytes are no longer truncated
• Slowness on sparse writes is pointed out in documentation
• The python package now respects CMAKE_INSTALL_PREFIX
• Multibuild is now cloned on travis, not a submodule
• tools.wrap now works in python3, by decoding the string
• A few C compiler warnings addressed
• collections.abc is imported a future-proof way in gather.py

Alpha for the 1.9.1 release

Only build-system fixes.

Version 1.9.0

• segyio has learned to work with with >32k samples per trace
• collections.abc is imported a future-proof way
• Support for python 3.4 has been dropped, as it is end-of-life
• Python 3.8 support

1.8.7

• A new feature, group, has been added with experimental support (hence no
  minor release). This is intended for pre-stack files, and is useful for
  grouping up traces by shot gathers and similar
• segyio has learned how to read subtraces, f.trace[trno, first:last]
• Source water depth is now correctly a 4-byte word
• Fixed a bug with header-assignments in pre-stack files
• A gallery has been added to the docs, for rich examples
• Various documentation improvements, examples, and spelling corrections
• The python build system is rewritten to use scikit-build
• The exported cmake targets are namespaced with segyio::
• segyio now requires CMake >= 3.5 (from 2.8.12) to build

Thanks to all the new & old contributors

A preview of the 1.9.0 trace-grouping interface