microsoft/debugpy v1.8.21

debugpy v1.8.21

Repository: microsoft/debugpy

Tag: v1.8.21

Published: 2026-06-01T19:55:00Z

Prerelease: no

Release notes: Fixes for:

• Return evaluate result in DAP response body instead of writing to stdout: #2027
• Prevent invalid scopes request from crashing debug session: #2026
• Skip uninitialized __slots__ in variable resolver: #2024
• Handle -c arguments that are bytes instead of str: #2021
• Fix evaluation of variables from chained exception frames: #2018
• ContinueRequest with a specific threadId no longer resumes all threads (in-process adapter): #2012
• Avoid strong reference to exceptions during unwind: #2008
• Show error message on evaluate failures in the hover context: #2006
• Display dlerror output when dlopen fails: #2000
• Replace removed pkgutil.get_loader with importlib.util.find_spec in get_fullname: #1998

Enhancements:

• Add option to ignore all system exit codes: #2017
• Pull changes from pydevd up to March 2026: #2010

Infrastructure work:

• Suppress Flawfinder false positives on Cython memcpy / read-loop iterators (TSA #2816216, #2816217, #2816218, #2816219, #2816220): #2028, #2029, #2030, #2031, #2032

Thanks to @maxbachmann, @mfussenegger, and @sambrightman for the commits.