Issues

• ConjectureData.draw_integer(weights=...) ignores updated weight values for the same keys

  HypothesisWorks/hypothesis#4908 · Filter by author andrewro-google opened on Oct 16, 2026
  2

• Shrinker crashes with ValueError: N is not in list (intervalsets.py) when one_of mixes text strategies with different alphabets

  bug
  HypothesisWorks/hypothesis#4905 · Filter by author LAPBVWilliam opened on Oct 14, 2026
  1

• Hypothesis v7.0.0 wishlist

  meta
  HypothesisWorks/hypothesis#4904 · Filter by author Liam-DeVoe opened on Oct 13, 2026

• Ghostwriter omits imports for filters built from annotated_types bounds

  HypothesisWorks/hypothesis#4881 · Filter by author ZacKienzle2 opened on Sep 25, 2026

• test_assume_has_status_reason fails under the crosshair backend because of a CPython sys.monitoring bug

  tests/build/CI
  HypothesisWorks/hypothesis#4880 · Filter by author pschanely opened on Sep 24, 2026
  2

• Improve django timezone library for modern standards

  interop
  HypothesisWorks/hypothesis#4849 · Filter by author Liam-DeVoe opened on Aug 12, 2026

• Develop a strategy for symbolic backend support alongside rust-based hypothesis logic

  internalsinterop
  HypothesisWorks/hypothesis#4823 · Filter by author pschanely opened on Jul 26, 2026

• Migrate the Hypothesis engine from Python to Rust

  internals
  HypothesisWorks/hypothesis#4740 · Filter by author Liam-DeVoe opened on May 25, 2026
  8

• Consider improvements from Python 3.15

  internals
  HypothesisWorks/hypothesis#4736 · Filter by author Liam-DeVoe opened on May 21, 2026
  2

• Impersonating functions can affect tracebacks in unintended ways

  legibility
  HypothesisWorks/hypothesis#4681 · Filter by author johnslavik opened on Mar 24, 2026
  5

• Support PEP 794

  enhancementtests/build/CI
  HypothesisWorks/hypothesis#4572 · Filter by author Liam-DeVoe opened on Oct 24, 2025
  4

• Ideas for more blog posts

  enhancementwebsite
  HypothesisWorks/hypothesis#4495 · Filter by author Zac-HD opened on Aug 3, 2025

• Improve our dependency pinning

  tests/build/CI
  HypothesisWorks/hypothesis#4494 · Filter by author Zac-HD opened on Aug 2, 2025

• New option to include choice sequence and spans in observability output

  enhancementinterop
  HypothesisWorks/hypothesis#4387 · Filter by author Zac-HD opened on May 10, 2025
  2

• Ship a linter for performance and idiom issues?

  interoplegibilitynew-feature
  HypothesisWorks/hypothesis#4318 · Filter by author Zac-HD opened on Mar 23, 2025

• Documentation overhaul

  docsmeta
  HypothesisWorks/hypothesis#4309 · Filter by author Liam-DeVoe opened on Mar 18, 2025
  3

• Disable pytest assertion-rewrites inside Hypothesis, using magic module docstrings

  interop
  HypothesisWorks/hypothesis#4267 · Filter by author ngoldbaum opened on Feb 12, 2025
  2

• Document DataObject.draw and rename other members with leading underscore

  docslegibility
  HypothesisWorks/hypothesis#4170 · Filter by author jakkdl opened on Nov 11, 2024
  3

• Rename some internals for clarity

  internalslegibility
  HypothesisWorks/hypothesis#4166 · Filter by author Zac-HD opened on Nov 10, 2024
  2

• User exceptions are ignored if data is frozen

  HypothesisWorks/hypothesis#4132 · Filter by author jakkdl opened on Oct 8, 2024

• Support async methods in stateful testing

  interopnew-feature
  HypothesisWorks/hypothesis#4107 · Filter by author Zac-HD opened on Sep 18, 2024

• Add a new dialect= argument to st.from_regex()

  enhancementinterop
  HypothesisWorks/hypothesis#4089 · Filter by author Zac-HD opened on Aug 22, 2024

• Generating non-IEEE floats - such as bfloat16, bfloat32, or various float8_* types

  enhancement
  HypothesisWorks/hypothesis#3959 · Filter by author qthequartermasterman opened on Apr 27, 2024
  3

• Use trace_branch monitoring for Scrutineer

  enhancementinternalsperformance
  HypothesisWorks/hypothesis#3781 · Filter by author Zac-HD opened on Nov 4, 2023
  1

• Enable GitHub merge queues

  tests/build/CI
  HypothesisWorks/hypothesis#3577 · Filter by author Zac-HD opened on Feb 9, 2023
  1