Improve message buffer and handle processing

• Better handling of message buffer sizes. Particularly for PCF operations (#21)
• Fix OTel message handle processing (#20)

Improve RFH2 parsing

See #19

SEGV on some Python 3.14 versions

• SEGV on some Python 3.14 versions

Extended PCF option

• Add extended PCF response option.
  • See dis_queues_extended.py and PCF.md for more info.

Update for MQ 9.4.5

• Update to MQ 9.4.5
• Add OTel propagation support for instrumented applications
  • Existing span/trace information set/read as message properties
  • Automatically enabled if OTel packages are found by the application unless
    MQIPY_NOOTEL environment variable is set
• Add a trace/debug log implementation
  • Enabled with env var MQIPY_TRACE=true or MQIPY_DEBUG=true.
  • Output configured with MQIPY_LOG_FILENAME (stderr if not set)
• MQRFH2: add get_folders() function
• MQSUB: add get_handle() function
• Add reply_queue_open_options to PCFExecute (#16)
• Merge a GitHub Action submission PoC for creating wheels ready for upload (#8)
  • Rework it so it's not automatic
  • Document how to use it, and how/why it's not being used yet

Extended header parsing

What's Changed

• Comments around PCF CFST parsing/padding
• Updated examples including a browser decoding more headers
• Added XQH.get_header() method by @andrewkirillov-ibm in #4
• Updated to_string() to strip NULLs by @andrewkirillov-ibm in #11

New Contributors

• @andrewkirillov-ibm made their first contribution in #4

Full Changelog: 2.0.0...2.0.1

General availability

• First "production release", based on MQ 9.4.4
• Fix SETMP/INQMP problem found in beta

Second beta

Mostly linter patches, and better diagnostics for application errors.
Also a fix for how installations are specified for the install

Initial release

This is the first release of the ibmmq package for Python.

See the README, CHANGELOG and MIGRATION files for more information.

This version is marked as a beta. To install from PyPI, you will probably need to use the pip install --pre ibmmq command to pick up the non-production level.