Issues

• Methods causing cascade of invalidations

  JuliaPy/PythonCall.jl#828 · Filter by author MilesCranmer opened on Sep 28, 2026
  7

• holding GIL on non-sticky tasks leads to undefined behavior

  bug
  JuliaPy/PythonCall.jl#809 · Filter by author kleinschmidt opened on Aug 27, 2026
  2

• Locking julia dependencies

  enhancement
  JuliaPy/PythonCall.jl#805 · Filter by author MilesCranmer opened on Aug 10, 2026
  4

• Freeze the resolved interpreter for child processes

  enhancement
  JuliaPy/PythonCall.jl#796 · Filter by author CarloLucibello opened on Jul 6, 2026

• Ephemeral environments for Julia+Python packages

  enhancement
  JuliaPy/PythonCall.jl#790 · Filter by author MilesCranmer opened on Jun 11, 2026

• On PythonCall load, UndefRefError: access to undefined reference

  bug
  JuliaPy/PythonCall.jl#765 · Filter by author mkitti opened on Apr 22, 2026
  6

• at_jl_exit sometimes crashes

  bug
  JuliaPy/PythonCall.jl#764 · Filter by author dpinol opened on Apr 21, 2026

• Improve juliacall startup time?

  enhancement
  JuliaPy/PythonCall.jl#762 · Filter by author zengmao opened on Apr 21, 2026

• Memory leak when calling certain python packages from Julia via PythonCall

  bug
  JuliaPy/PythonCall.jl#759 · Filter by author Yesse42 opened on Apr 18, 2026

• Unable to import Python module

  question
  JuliaPy/PythonCall.jl#757 · Filter by author mpeters2 opened on Apr 3, 2026
  1

• Memory allocated when creating Python objects is never automatically freed

  bug
  JuliaPy/PythonCall.jl#754 · Filter by author dmaioli opened on Mar 12, 2026

• Multithreading with PythonCall and PythonPlot leads to a EXCEPTION_ACCESS_VIOLATION

  bug
  JuliaPy/PythonCall.jl#749 · Filter by author LKuhrmann opened on Feb 12, 2026

• Benchmarks failing in CI

  JuliaPy/PythonCall.jl#720 · Filter by author cjdoris opened on Nov 14, 2025
  2

• Make to_numpy conversions consistent with NumPy dtype

  JuliaPy/PythonCall.jl#719 · Filter by author marcosdiezgarcia opened on Nov 13, 2025
  7

• Idea: Do not load libpython when precompiling

  Feature

  JuliaPy/PythonCall.jl#701 · Filter by author cjdoris opened on Oct 23, 2025 · v1
  2

  

• Idea: acquire the GIL in all API functions

  JuliaPy/PythonCall.jl#697 · Filter by author cjdoris opened on Oct 16, 2025 · v1
  2

  

• concurrency fails w/o warmup

  bug
  JuliaPy/PythonCall.jl#695 · Filter by author bjarthur opened on Oct 15, 2025
  3

• Add new PyStr wrapper type

  Feature

  JuliaPy/PythonCall.jl#691 · Filter by author cjdoris opened on Oct 13, 2025 · features
  

• Two calls needed to pyimport a module in Julia, the first one crashes

  bug
  JuliaPy/PythonCall.jl#681 · Filter by author gvanuxem opened on Oct 1, 2025
  1

• Why must both PYTHON_JULIACALL_PROJECT and PYTHON_JULIACALL_EXE be set together?

  JuliaPy/PythonCall.jl#675 · Filter by author oxinabox opened on Sep 19, 2025
  3

• rare ijl_bounds_error_int with Julia 1.11 & python 3.13

  bug
  JuliaPy/PythonCall.jl#669 · Filter by author dpinol opened on Sep 16, 2025
  4

• Support uv instead of CondaPkg

  enhancement
  JuliaPy/PythonCall.jl#665 · Filter by author clouds56 opened on Sep 8, 2025
  3

• new prioritisation scheme for pyconvert rules

  Feature

  JuliaPy/PythonCall.jl#661 · Filter by author cjdoris opened on Aug 29, 2025 · v1
  1

  

• ERROR: InitError: expected package Measurements [eff96d63] to exist in the manifest

  bug
  JuliaPy/PythonCall.jl#660 · Filter by author Moelf opened on Aug 24, 2025
  3

• Consider supporting polars

  enhancement
  JuliaPy/PythonCall.jl#654 · Filter by author PallHaraldsson opened on Aug 18, 2025
  1