pybind/pybind11

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Seamless operability between C++11 and Python

Stars: 18k
Forks: 2.3k
Open beginner issues: 1
Indexed issues: 574
Avg merge: 5d 17h
Merged PRs (30d): 10

Dominant language: C++
License: No license data
Last GitHub push: Sep 17, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

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573 open issues indexed

[QUESTION] Segfault when exposing class member variable with buffer protocol Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

pybind/pybind11#2985 · 1 comment · Opened Apr 30, 2021
[QUESTION] Possibility to return py::object from py::init method Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

pybind/pybind11#2984 · 3 comments · 3 reactions · Opened Apr 30, 2021
[QUESTION] Saving polymorphic types (that were overridden in Python) in a C++ struct ─ question about py::cast Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

pybind/pybind11#2981 · Opened Apr 28, 2021
[QUESTION] how can I create a custom metaclass Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

pybind/pybind11#2977 · 1 comment · Opened Apr 27, 2021
[Feature request] Support bytearray argument as string_view Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2975 · 1 comment · Opened Apr 23, 2021
[BUG] Raising exception from runtime context Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2973 · Opened Apr 23, 2021
[QUESTION] py::cast and "unregistered type" Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

pybind/pybind11#2969 · 1 comment · Opened Apr 22, 2021
[METABUG] Process for triaging pybind11 issues Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2966 · 1 comment · Opened Apr 21, 2021
[QUESTION] Pass numpy slice from Python to C++ Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2965 · 3 comments · Opened Apr 21, 2021
Documentation should specify if the GIL helpers are reentrant and if they can be called without an ambient GIL Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

pybind/pybind11#2961 · 2 comments · 8 reactions · Opened Apr 19, 2021
Help to implement an unified binding tool across languages Open

Difficulty 4/5 3-5 days Newbie friendliness 18/100

pybind/pybind11#2960 · 1 comment · Opened Apr 19, 2021
[FEAT] Make enable_shared_from_this logic in custom holder types configurable Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

pybind/pybind11#2957 · 6 comments · Opened Apr 16, 2021
[FEAT] Merge of pull request "Split pybind11 into headers and cpp files to speedup compilation #2445" Open

enhancement help wanted

Difficulty 5/5 Over a week Newbie friendliness 10/100

pybind/pybind11#2953 · 12 comments · Opened Apr 15, 2021
[FEAT] Advice / bindings for ranges? Open

pybind/pybind11#2951 · 1 assignee · Opened Apr 14, 2021
macos: C++11 flag not added, build errors Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

pybind/pybind11#2949 · 4 comments · Opened Apr 14, 2021
[BUG] Segfault when calling a method chain Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2945 · 1 comment · Opened Apr 11, 2021
Static Linking or Dynamically Looking for Python Libraries Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2931 · 1 reaction · Opened Apr 1, 2021
[BUG] memory leak and crash? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2929 · 3 comments · Opened Apr 1, 2021
[QUESTION] Access self object using pickle factory (py::pickle). Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2928 · 1 comment · Opened Mar 31, 2021
[BUG] Binders causes memory corruption Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2927 · 2 comments · Opened Mar 31, 2021
[FEAT] Function decorators to specify a conversion policy Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

pybind/pybind11#2924 · 4 comments · Opened Mar 29, 2021
[BUG] pybind11 fails to distinguish template instantiations with auto template parameter Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2913 · 2 comments · Opened Mar 21, 2021
[BUG] Callbacks accepting Eigen::Array of custom types Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2905 · 5 comments · Opened Mar 16, 2021
[BUG] Descriptions of static members are not printed via help command Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

pybind/pybind11#2900 · 3 comments · Opened Mar 13, 2021
[BUG] - crash on c++ exception when importing 2 pybind submodules built from different MSVC versions Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

pybind/pybind11#2898 · 14 comments · Opened Mar 11, 2021
[BUG] SIGSEGV if Py_Initialize not called when Shared Library instead of Module Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

pybind/pybind11#2892 · Opened Mar 6, 2021
[BUG] job sometimes hangs / freezes? CI / 🐍 3.9 • windows-latest • x64 Open

ci flake

Difficulty 4/5 3-5 days Newbie friendliness 25/100

pybind/pybind11#2891 · Opened Mar 5, 2021
[BUG] 🐍 3.9 Windows: Crash in init in debug build Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

pybind/pybind11#2889 · 1 comment · Opened Mar 5, 2021
Unable to assign to python property Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

pybind/pybind11#2871 · 1 comment · Opened Feb 23, 2021
[BUG] Unchecked errors can potentially swallow signals/other exceptions Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2862 · Opened Feb 17, 2021
Unable to do the difference between kind() and type() for dtype in numpy.h Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

pybind/pybind11#2860 · 5 comments · Opened Feb 12, 2021
[QUESTION] Python Folder Dependencies to make it work without python installed Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

pybind/pybind11#2858 · 1 comment · Opened Feb 12, 2021
[BUG] Possible issue in C++17 mode? Open

duplicate

Difficulty 4/5 3-5 days Newbie friendliness 25/100

pybind/pybind11#2856 · 4 comments · Opened Feb 11, 2021
[BUG] Embedding documentation is wrong Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

pybind/pybind11#2855 · 27 comments · Opened Feb 11, 2021
[BUG] Incorrect installation instructions Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

pybind/pybind11#2854 · 4 comments · Opened Feb 10, 2021
[BUG] cannot pass random.random() as std::function<double()> argument Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2853 · 2 comments · Opened Feb 10, 2021
[QUESTION] how to def constructor when operator new is deleted in class? Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

pybind/pybind11#2852 · 10 comments · Opened Feb 9, 2021
[BUG] openSUSE Leap 15.3 test_threading fails intermittently Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2849 · 1 comment · Opened Feb 7, 2021
[QUESTION] Implements a pure virtual class in python calls pure virtual function Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2844 · 1 comment · Opened Feb 3, 2021
[QUESTION] How to efficiently stop iteration? Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

pybind/pybind11#2842 · 18 comments · Opened Feb 2, 2021
[FEAT] py::vectorize for py::args Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2827 · 2 comments · Opened Jan 27, 2021
[BUG] NumPy fixed width integer types don't cast correctly Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pybind/pybind11#2815 · 5 comments · Opened Jan 23, 2021
[FEAT] Easier way to alter function signatures for `PYBIND11_OVERRIDE*`? Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2813 · 2 comments · Opened Jan 22, 2021
[FEAT] [RFC] Class builder API for high performance bindings Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2810 · 15 comments · 1 reaction · Opened Jan 19, 2021
[QUESTION] Derive multiple C++ class template instantiations from common base in Python Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2795 · Opened Jan 14, 2021
[BUG] Missing error checking for overflowing integer casts Open

bug

pybind/pybind11#2786 · 5 comments · 1 assignee · Opened Jan 11, 2021
[BUG] 🐍 3.10-dev (ubuntu, mac, ~windows): TypeError: 'str' object is not callable Open

ci flake

Difficulty 4/5 3-5 days Newbie friendliness 25/100

pybind/pybind11#2774 · 25 comments · Opened Jan 8, 2021
[BUG] Should steer pybind11's internal ABI away from STL types to make them work cross-compiler Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

pybind/pybind11#2773 · 4 comments · Opened Jan 8, 2021
Intel compiler discussion issue Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

pybind/pybind11#2771 · 9 comments · 4 reactions · Opened Jan 7, 2021
[QUESTION] How to bind a pointer of an incomplete type? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

pybind/pybind11#2770 · 9 comments · Opened Jan 6, 2021

pybind/pybind11

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