Issues

• "import platform" throws an exception in a .Net 10 application, but fine in .Net 6

  IronLanguages/ironpython2#848 · Filter by author andyste1 opened on Jun 11, 2026
  1

• import traceback error Unable to support the target environment .net core

  IronLanguages/ironpython2#844 · Filter by author me514336779 opened on Nov 17, 2025
  1

• IronPython handles descriptor replacement differently than CPython

  IronLanguages/ironpython2#843 · Filter by author mickp opened on Jan 22, 2025
  2

• Wrong behavior in float values using IronPython in a C# application

  IronLanguages/ironpython2#841 · Filter by author jandres861 opened on Aug 22, 2024
  4

• float format specifier throws on int, unlike in cpython.

  IronLanguages/ironpython2#838 · Filter by author mickp opened on Jan 13, 2024
  1

• Custom metaclass causes AttributeErrors to lose binding info.

  confirmedPort to ipy3
  IronLanguages/ironpython2#837 · Filter by author mickp opened on Jan 4, 2024

• raw_input() not returning back on hitting ENTER key on ppc64le platform

  IronLanguages/ironpython2#835 · Filter by author Sapana-Khemkar opened on Jul 25, 2023

• It might be possible to get version 2.7.0.?

  IronLanguages/ironpython2#834 · Filter by author killo3967 opened on Jul 12, 2023
  3

• Mono.Posix.dll not included in nuget package or referenced via package

  IronLanguages/ironpython2#833 · Filter by author pde-cds opened on Jun 1, 2023
  1

• IronPython 2.7.12 on Windows 11 | Unable to install package(s) through pip

  IronLanguages/ironpython2#832 · Filter by author InfiniteBSOD opened on Mar 28, 2023
  3

• System.TypeInitializationException IronPython2

  mono
  IronLanguages/ironpython2#829 · Filter by author Ranbir-Sinha opened on Feb 18, 2023
  1

• I want to open an image and scan the QR code using IronPython 2.7 . but no module seems to work. Even cv2 does not work. PIL does not work. For just opening an image is there any method that supports with ironpython?????

  IronLanguages/ironpython2#828 · Filter by author HassanZainMohammed opened on Feb 3, 2023

• Delegates with generic error: The generic type 'System.Func`4' was used with an invalid instantiation in assembly

  IronLanguages/ironpython2#826 · Filter by author bnuzhouwei opened on Jan 8, 2023
  1

• System.ReadOnlySpan: Exception of type 'System.Reflection.TargetException' was thrown

  IronLanguages/ironpython2#825 · Filter by author bnuzhouwei opened on Jan 8, 2023
  1

• Exception import logging

  IronLanguages/ironpython2#823 · Filter by author nalsandori opened on Oct 27, 2022

• Mangled group names in RE_Match.groupdict()

  confirmedgood first issue
  IronLanguages/ironpython2#821 · Filter by author janrehberg opened on Aug 2, 2022
  1

• "failed to parse CPython sys.version..." error when running under .Net 6

  IronLanguages/ironpython2#820 · Filter by author andyste1 opened on Jul 5, 2022
  4

• Nested generator expressions can't access parent scope in set and dict comprehensions (unlike cPython 2.7)

  bugconfirmed
  IronLanguages/ironpython2#819 · Filter by author JamesParrott opened on Jun 15, 2022
  1

• Support default value for structs, such as default(CancellationToken)

  confirmedPort to ipy3
  IronLanguages/ironpython2#817 · Filter by author bnuzhouwei opened on May 25, 2022
  3

• MongoDb GetCollection error: get MakeGenericMethod may only be called on a method for which MethodBase.IsGenericMethodDefinition is true.

  confirmedPort to ipy3
  IronLanguages/ironpython2#816 · Filter by author bnuzhouwei opened on May 24, 2022
  4

• compiling DLLs with ipyc.exe asks erroneously for /main

  confirmedPort to ipy3
  IronLanguages/ironpython2#815 · Filter by author CFTSeb opened on May 9, 2022

• Incomplete help-command in ipyc.exe

  good first issue
  IronLanguages/ironpython2#814 · Filter by author CFTSeb opened on Apr 25, 2022
  1

• indexing zero-length lists

  IronLanguages/ironpython2#813 · Filter by author thautwarm opened on Mar 30, 2022
  2

• InvalidCastException when calling FirstOrDefault on a PythonList in .NET 6

  .NET CorePort to ipy3
  IronLanguages/ironpython2#812 · Filter by author slozier opened on Mar 10, 2022
  4

• Referencing multiple assemblies can trigger TypeError when calling an extension method

  .NET CorePort to ipy3
  IronLanguages/ironpython2#810 · Filter by author slozier opened on Mar 2, 2022
  19