IronLanguages/ironpython3

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Implementation of Python 3.x for .NET Framework that is built on top of the Dynamic Language Runtime.

Stars: 2.8k
Forks: 316
Open beginner issues: 0
Indexed issues: 302
Avg merge: 1d 9h
Merged PRs (30d): 1

Dominant language: C#
License: Apache-2.0
Last GitHub push: Aug 31, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue

Beginner friendly Everything

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302 open issues indexed

weakref not released when expected Open

Mono

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

IronLanguages/ironpython3#544 · 4 comments · Opened Feb 18, 2019
Comparison AST does not round trip properly Open

module-ast

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

IronLanguages/ironpython3#1281 · Opened Dec 13, 2018
test_memory fails intermittently Open

testing

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

IronLanguages/ironpython3#508 · Opened Dec 3, 2018
Incorrect error message with global assignment Open

CPython compatibility

Difficulty 3/5 1-2 days Newbie friendliness 42/100

IronLanguages/ironpython3#501 · Opened Dec 2, 2018
Some tests are failing when run without IsolationLevel=PROCESS Open

testing

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

IronLanguages/ironpython3#489 · 9 comments · Opened Nov 16, 2018
test_grammar tests disabled Open

testing

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

IronLanguages/ironpython3#379 · Opened Feb 28, 2018
print and exec have custom syntax error messages when using old syntax Open

CPython compatibility

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

IronLanguages/ironpython3#374 · 3 comments · Opened Feb 19, 2018
Apply optimizations from astoptimizer Open

core

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

IronLanguages/ironpython3#330 · 1 comment · Opened Jul 28, 2017
Update docs to specify versions of Mono that can be used Open

documentation

Difficulty 3/5 1-2 days Newbie friendliness 42/100

IronLanguages/ironpython3#294 · 7 comments · Opened Mar 30, 2017
Create separate posix module for Unix based platforms Open

posix

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

IronLanguages/ironpython3#266 · 1 comment · Opened Mar 2, 2017
PEP 393 - Flexible String Representation Open

core What's New In Python 3.3

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

IronLanguages/ironpython3#252 · 1 comment · Opened Feb 28, 2017
Need to implement frame.clear() Open

What's New In Python 3.4

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

IronLanguages/ironpython3#196 · Opened Feb 5, 2017
Move DLR generator scripts to DLR repo Open

good first issue

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

IronLanguages/ironpython3#156 · Opened Jan 17, 2017
What's new in Python 3.7 Open

What's New In Python 3.7

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

IronLanguages/ironpython3#110 · 1 comment · Opened Nov 13, 2016
PEP 530: Asynchronous Comprehensions Open

What's New In Python 3.6

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

IronLanguages/ironpython3#108 · Opened Nov 13, 2016
PEP 525: Asynchronous Generators Open

What's New In Python 3.6

Difficulty 5/5 Over a week Newbie friendliness 15/100

IronLanguages/ironpython3#107 · Opened Nov 13, 2016
PEP 526: Syntax for variable annotations Open

What's New In Python 3.6

IronLanguages/ironpython3#106 · 1 assignee · Opened Nov 13, 2016
PEP 515: Underscores in Numeric Literals Open

What's New In Python 3.6

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

IronLanguages/ironpython3#105 · Opened Nov 13, 2016
PEP 461 – Adding % formatting to bytes and bytearray Open

What's New In Python 3.5

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

IronLanguages/ironpython3#103 · Opened Nov 13, 2016
PEP 441 -- Improving Python ZIP Application Support Open

What's New In Python 3.5

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

IronLanguages/ironpython3#102 · Opened Nov 13, 2016
PEP 484 - Type Hints Open

What's New In Python 3.5

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

IronLanguages/ironpython3#101 · Opened Nov 13, 2016
PEP 492 - Coroutines with async and await syntax Open

What's New In Python 3.5

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

IronLanguages/ironpython3#98 · Opened Nov 13, 2016
What's New in Python 3.6 Open

What's New In Python 3.6

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

IronLanguages/ironpython3#97 · Opened Nov 13, 2016
What's New in Python 3.5 Open

What's New In Python 3.5

Difficulty 4/5 3-5 days Newbie friendliness 30/100

IronLanguages/ironpython3#94 · Opened Nov 13, 2016
Loading pyd python modules Open

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

IronLanguages/ironpython3#78 · 6 comments · Opened Jul 22, 2016
Interrupt execution of a script Open

core

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

IronLanguages/ironpython3#64 · 20 comments · Opened May 17, 2016
Support accessing the Windows 8.1 Runtime API Open

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

IronLanguages/ironpython3#61 · Opened Nov 24, 2015
Builtin Python functions taking collections should use __iter__ Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

IronLanguages/ironpython3#60 · Opened Nov 13, 2015
Clean up setting prefix/exec_prefix during startup Open

module-sys

Difficulty 4/5 3-5 days Newbie friendliness 30/100

IronLanguages/ironpython3#54 · Opened Jul 7, 2014
PEP 3100 -- Miscellaneous Python 3.0 Plans Open

What's New In Python 3.0

Difficulty 5/5 Over a week Newbie friendliness 15/100

IronLanguages/ironpython3#49 · Opened Mar 27, 2014
What’s New In Python 3.4 Open

What's New In Python 3.4

Difficulty 3/5 1-2 days Newbie friendliness 25/100

IronLanguages/ironpython3#37 · Opened Mar 21, 2014
What’s New In Python 3.3 Open

What's New In Python 3.3

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

IronLanguages/ironpython3#36 · Opened Mar 21, 2014
What’s New In Python 3.2 Open

What's New In Python 3.2

Difficulty 2/5 1-3 hours Newbie friendliness 30/100

IronLanguages/ironpython3#35 · Opened Mar 21, 2014
What's New in Python 3.1 Open

What's New In Python 3.1

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

IronLanguages/ironpython3#34 · Opened Mar 21, 2014
What's New in Python 3.0 Open

What's New In Python 3.0

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

IronLanguages/ironpython3#33 · 3 comments · Opened Mar 21, 2014
PEP 3156 -- Asynchronous IO Support Rebooted: the "asyncio" Module Open

What's New In Python 3.4

Difficulty 5/5 Over a week Newbie friendliness 15/100

IronLanguages/ironpython3#31 · 1 comment · Opened Mar 21, 2014
PEP 3155 -- Qualified name for classes and functions Open

What's New In Python 3.3

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

IronLanguages/ironpython3#30 · Opened Mar 21, 2014
PEP 3154 -- Pickle protocol version 4 Open

What's New In Python 3.4

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

IronLanguages/ironpython3#29 · Opened Mar 21, 2014
PEP 3151 -- Reworking the OS and IO exception hierarchy Open

What's New In Python 3.3

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

IronLanguages/ironpython3#28 · 1 comment · Opened Mar 21, 2014
PEP 3148 -- futures - execute computations asynchronously Open

What's New In Python 3.2

Difficulty 5/5 Over a week Newbie friendliness 15/100

IronLanguages/ironpython3#27 · 1 comment · Opened Mar 21, 2014
PEP 3131 -- Supporting Non-ASCII Identifiers Open

What's New In Python 3.0

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

IronLanguages/ironpython3#24 · Opened Mar 21, 2014
PEP 3118 -- Revising the buffer protocol Open

What's New In Python 3.0

Difficulty 5/5 Over a week Newbie friendliness 15/100

IronLanguages/ironpython3#21 · 1 comment · Opened Mar 21, 2014
PEP 3110 -- Catching Exceptions in Python 3000 Open

What's New In Python 3.0

Difficulty 5/5 Over a week Newbie friendliness 15/100

IronLanguages/ironpython3#16 · Opened Mar 21, 2014
PEP 3109 -- Raising Exceptions in Python 3000 Open

What's New In Python 3.0

Difficulty 5/5 Over a week Newbie friendliness 15/100

IronLanguages/ironpython3#15 · Opened Mar 21, 2014
PEP 3102 -- Keyword-Only Arguments Open

What's New In Python 3.0

IronLanguages/ironpython3#10 · 2 comments · 1 assignee · Opened Mar 20, 2014
PEP 453 -- Explicit bootstrapping of pip in Python installations Open

What's New In Python 3.4

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

IronLanguages/ironpython3#9 · Opened Mar 20, 2014
PEP 420 -- Implicit Namespace Packages Open

What's New In Python 3.3

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

IronLanguages/ironpython3#8 · Opened Mar 20, 2014
PEP 424 -- A method for exposing a length hint Open

What's New In Python 3.4

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

IronLanguages/ironpython3#6 · 2 comments · Opened Mar 20, 2014
PEP 415 -- Implement context suppression with exception attributes Open

What's New In Python 3.3

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

IronLanguages/ironpython3#5 · Opened Mar 20, 2014
PEP 409 -- Suppressing exception context Open

What's New In Python 3.3

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

IronLanguages/ironpython3#4 · Opened Mar 20, 2014

IronLanguages/ironpython3

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