Free-threaded Python Library Compatibility Checker

Compatibility Results: CPython 3.13t and 3.14t

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Python 3.13t Compatibility Results

Library Version Build Result Error Details Last Updated At
pytest-asyncio 1.4.0 Success - 2026-05-27 01:01:42
python-utils 4.0.1 Success - 2026-08-31 01:03:59
html5lib 1.1 Success - 2025-05-20 20:41:03
selenium 4.49.0 Success - 2026-09-10 01:03:08
cramjam 2.12.1 Failed 
  error: subprocess-exited-with-error
  
  × Preparing metadata (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [10 lines of output]
      Checking for Rust toolchain....
      Running `maturin pep517 write-dist-info --metadata-directory /tmp/pip-modern-metadata-9h7oe1ez --interpreter /tmp/tmpk0i2hhe3/venv/bin/python`
      error: failed to parse manifest at `/tmp/pip-install-57pj6c6n/cramjam_d9ca2891704e47378358acbd16367e68/Cargo.toml`
      
      Caused by:
        `resolver` setting `3` is not valid, valid options are "1" or "2"
      💥 maturin failed
        Caused by: Cargo metadata failed. Does your crate compile with `cargo build`?
        Caused by: `cargo metadata` exited with an error:
      Error running maturin: Command '['maturin', 'pep517', 'write-dist-info', '--metadata-directory', '/tmp/pip-modern-metadata-9h7oe1ez', '--interpreter', '/tmp/tmpk0i2hhe3/venv/bin/python']' returned non-zero exit status 1.
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed

× Encountered error while generating package metadata.
╰─> cramjam

note: This is an issue with the package mentioned above, not pip.
hint: See above for details.
2026-08-26 01:02:55
jupyter-server-terminals 0.5.4 Failed 
  error: subprocess-exited-with-error
  
  × installing build dependencies for tornado did not run successfully.
  │ exit code: 1
  ╰─> [2 lines of output]
      ERROR: Could not install packages due to an OSError: [Errno 2] No such file or directory
      
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed to build 'tornado' when installing build dependencies for tornado
2026-01-15 01:01:37
ipython-pygments-lexers 1.1.1 Success - 2025-05-20 20:03:35
pycryptodomex 3.23.0 Success - 2025-05-20 17:26:40
fqdn 1.5.1 Success - 2025-05-20 17:53:39
delta-spark 4.4.0 Failed 
  error: subprocess-exited-with-error
  
  × installing build dependencies for pyspark did not run successfully.
  │ exit code: 1
  ╰─> [11 lines of output]
      Traceback (most recent call last):
        File "/tmp/tmp8sii1g8_/venv/lib/python3.13t/site-packages/pip/__pip-runner__.py", line 50, in <module>
          runpy.run_module("pip", run_name="__main__", alter_sys=True)
          ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "<frozen runpy>", line 226, in run_module
        File "<frozen runpy>", line 98, in _run_module_code
        File "<frozen runpy>", line 88, in _run_code
        File "/tmp/tmp8sii1g8_/venv/lib/python3.13t/site-packages/pip/__main__.py", line 8, in <module>
          if sys.path[0] in ("", os.getcwd()):
                                 ~~~~~~~~~^^
      FileNotFoundError: [Errno 2] No such file or directory
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed to build 'pyspark' when installing build dependencies for pyspark
2026-08-21 01:02:57
docker-pycreds 0.4.0 Success - 2025-05-20 20:41:37
pandas-stubs 3.0.5.260914 Failed 
ERROR: Could not install packages due to an OSError: [Errno 2] No such file or directory
2026-09-15 01:06:25
mock 5.2.0 Success - 2025-05-20 19:59:40
isoduration 20.11.0 Success - 2025-05-20 19:35:23
redshift-connector 2.1.17 Success - 2026-09-22 01:06:44
spacy 3.8.16 Failed 
rmurhash-1.0.15-cp313-cp313t-manylinux1_x86_64.manylinux2014_x86_64.manylinux_2_17_x86_64.manylinux_2_5_x86_64.whl.metadata (2.3 kB)
      Collecting thinc<8.4.0,>=8.3.12
        Downloading thinc-8.3.13.tar.gz (194 kB)
        Installing build dependencies: started
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: still running...
        Installing build dependencies: finished with status 'done'
        Getting requirements to build wheel: started
        Getting requirements to build wheel: finished with status 'done'
        Preparing metadata (pyproject.toml): started
        Preparing metadata (pyproject.toml): finished with status 'done'
      Collecting numpy<3.0.0,>=2.0.0
        Using cached numpy-2.5.2-cp313-cp313t-linux_x86_64.whl
      Collecting blis<1.4.0,>=1.3.0 (from thinc<8.4.0,>=8.3.12)
        Using cached blis-1.3.3-cp313-cp313t-linux_x86_64.whl
      Collecting wasabi<1.2.0,>=0.8.1 (from thinc<8.4.0,>=8.3.12)
        Downloading wasabi-1.1.3-py3-none-any.whl.metadata (28 kB)
      Collecting srsly<3.1.0,>=2.4.0 (from thinc<8.4.0,>=8.3.12)
        Downloading srsly-2.5.3.tar.gz (490 kB)
        Installing build dependencies: started
        Installing build dependencies: finished with status 'done'
        Getting requirements to build wheel: started
        Getting requirements to build wheel: finished with status 'done'
        Preparing metadata (pyproject.toml): started
        Preparing metadata (pyproject.toml): finished with status 'done'
      Collecting catalogue<2.1.0,>=2.0.4 (from thinc<8.4.0,>=8.3.12)
        Downloading catalogue-2.0.10-py3-none-any.whl.metadata (14 kB)
      Collecting confection<2.0.0,>=1.1.0 (from thinc<8.4.0,>=8.3.12)
        Downloading confection-1.3.3-py3-none-any.whl.metadata (19 kB)
      Collecting pydantic<3.0.0,>=2.0.0 (from thinc<8.4.0,>=8.3.12)
        Using cached pydantic-2.13.4-py3-none-any.whl.metadata (109 kB)
      Collecting packaging>=20.0 (from thinc<8.4.0,>=8.3.12)
        Using cached packaging-26.3-py3-none-any.whl.metadata (3.5 kB)
      Collecting annotated-types>=0.6.0 (from pydantic<3.0.0,>=2.0.0->thinc<8.4.0,>=8.3.12)
        Downloading annotated_types-0.8.0-py3-none-any.whl.metadata (15 kB)
      Collecting pydantic-core==2.46.4 (from pydantic<3.0.0,>=2.0.0->thinc<8.4.0,>=8.3.12)
        Downloading pydantic_core-2.46.4.tar.gz (471 kB)
        Installing build dependencies: started
        Installing build dependencies: finished with status 'done'
        Getting requirements to build wheel: started
        Getting requirements to build wheel: finished with status 'done'
        Preparing metadata (pyproject.toml): started
        Preparing metadata (pyproject.toml): finished with status 'error'
        error: subprocess-exited-with-error
      
        × Preparing metadata (pyproject.toml) did not run successfully.
        │ exit code: 1
        ╰─> [13 lines of output]
            Checking for Rust toolchain....
            Running `maturin pep517 write-dist-info --metadata-directory /tmp/pip-modern-metadata-y8c1icjo --interpreter /tmp/tmpx4k8b5cl/venv/bin/python`
            error: failed to parse manifest at `/tmp/pip-install-0olylpfo/pydantic-core_2893df28f2ff4025ab7c1606c3bbb62d/Cargo.toml`
      
            Caused by:
              failed to parse the `edition` key
      
            Caused by:
              this version of Cargo is older than the `2024` edition, and only supports `2015`, `2018`, and `2021` editions.
            💥 maturin failed
              Caused by: Cargo metadata failed. Does your crate compile with `cargo build`?
              Caused by: `cargo metadata` exited with an error:
            Error running maturin: Command '['maturin', 'pep517', 'write-dist-info', '--metadata-directory', '/tmp/pip-modern-metadata-y8c1icjo', '--interpreter', '/tmp/tmpx4k8b5cl/venv/bin/python']' returned non-zero exit status 1.
            [end of output]
      
        note: This error originates from a subprocess, and is likely not a problem with pip.
      error: metadata-generation-failed
      
      × Encountered error while generating package metadata.
      ╰─> pydantic-core
      
      note: This is an issue with the package mentioned above, not pip.
      hint: See above for details.
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed to build 'spacy' when installing build dependencies for spacy
2026-08-25 01:15:08
pydata-google-auth 1.9.1 Success - 2025-05-20 18:58:51
gremlinpython 3.8.2 Success - 2026-09-09 01:03:08
terminado 0.18.1 Success - 2025-05-20 17:53:52
twine 7.0.0 Failed 
  error: subprocess-exited-with-error
  
  × installing build dependencies for nh3 did not run successfully.
  │ exit code: 1
  ╰─> [2 lines of output]
      ERROR: Could not install packages due to an OSError: [Errno 2] No such file or directory
      
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed to build 'nh3' when installing build dependencies for nh3
2026-07-28 01:02:23

Python 3.14t Compatibility Results

Library Version Build Result Error Details Last Updated At
pytest-asyncio 1.4.0 Success - 2026-05-27 01:02:09
python-utils 4.0.1 Success - 2026-08-31 01:04:00
html5lib 1.1 Success - 2025-05-20 19:01:05
selenium 4.49.0 Success - 2026-09-10 01:03:04
cramjam 2.12.1 Success - 2026-08-26 01:02:47
jupyter-server-terminals 0.5.4 Failed 
  error: subprocess-exited-with-error
  
  × installing build dependencies for tornado did not run successfully.
  │ exit code: 1
  ╰─> [2 lines of output]
      ERROR: Could not install packages due to an OSError: [Errno 2] No such file or directory
      
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed to build 'tornado' when installing build dependencies for tornado
2026-01-15 01:02:05
ipython-pygments-lexers 1.1.1 Success - 2025-05-20 23:51:33
pycryptodomex 3.23.0 Success - 2025-05-20 15:48:39
fqdn 1.5.1 Success - 2025-05-20 17:46:47
delta-spark 4.4.0 Failed 
  error: subprocess-exited-with-error
  
  × installing build dependencies for pyspark did not run successfully.
  │ exit code: 1
  ╰─> [11 lines of output]
      Traceback (most recent call last):
        File "/tmp/tmplkfr4lc2/venv/lib/python3.14t/site-packages/pip/__pip-runner__.py", line 50, in <module>
          runpy.run_module("pip", run_name="__main__", alter_sys=True)
          ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "<frozen runpy>", line 226, in run_module
        File "<frozen runpy>", line 98, in _run_module_code
        File "<frozen runpy>", line 88, in _run_code
        File "/tmp/tmplkfr4lc2/venv/lib/python3.14t/site-packages/pip/__main__.py", line 8, in <module>
          if sys.path[0] in ("", os.getcwd()):
                                 ~~~~~~~~~^^
      FileNotFoundError: [Errno 2] No such file or directory
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed to build 'pyspark' when installing build dependencies for pyspark
2026-08-21 01:03:11
docker-pycreds 0.4.0 Success - 2025-05-20 20:22:40
pandas-stubs 3.0.5.260914 Success - 2026-09-15 01:05:18
mock 5.2.0 Success - 2025-05-20 17:48:05
isoduration 20.11.0 Success - 2025-05-20 21:43:48
redshift-connector 2.1.17 Success - 2026-09-22 01:04:14
spacy 3.8.16 Success - 2026-08-25 01:49:40
pydata-google-auth 1.9.1 Success - 2025-05-20 23:12:02
gremlinpython 3.8.2 Failed 
ERROR: Ignored the following versions that require a different python version: 3.7.7 Requires-Python >=3.9,<3.14; 3.8.2 Requires-Python >=3.10,<3.14; 4.0.0.dev1 Requires-Python >=3.10,<3.14; 4.0.0b3 Requires-Python >=3.10,<3.14
ERROR: Could not find a version that satisfies the requirement gremlinpython==3.8.2 (from versions: 3.2.2rc1, 3.2.3, 3.2.4.dev1478023292, 3.2.4.dev1486055820, 3.2.4, 3.2.5, 3.2.6, 3.2.7rc1, 3.2.7, 3.2.8, 3.2.9, 3.2.10, 3.2.11, 3.3.0, 3.3.1rc1, 3.3.1, 3.3.2, 3.3.3, 3.3.4, 3.3.5, 3.3.6, 3.3.7, 3.3.8, 3.3.9, 3.3.10, 3.3.11, 3.4.0rc1, 3.4.0, 3.4.1, 3.4.2, 3.4.3, 3.4.4, 3.4.5, 3.4.6, 3.4.7, 3.4.8, 3.4.9, 3.4.10, 3.4.11, 3.4.12, 3.4.13, 3.5.0, 3.5.1, 3.5.2, 3.5.3, 3.5.4, 3.5.5, 3.5.6rc1, 3.5.6, 3.5.7, 3.5.8, 3.6.0, 3.6.1, 3.6.2, 3.6.3rc1, 3.6.3, 3.6.4, 3.6.5, 3.6.6, 3.6.7, 3.6.8, 3.7.0, 3.7.1, 3.7.2, 3.7.3, 3.7.4, 3.7.5.dev1, 3.7.5, 3.7.6, 3.8.0, 3.8.1, 4.0.0b1, 4.0.0b2)
ERROR: No matching distribution found for gremlinpython==3.8.2
2026-09-09 01:02:55
terminado 0.18.1 Success - 2025-05-20 18:48:38
twine 7.0.0 Failed 
ERROR: Could not install packages due to an OSError: [Errno 2] No such file or directory
2026-07-28 01:02:20