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Jukka Lehtosalo
A software engineer, computer scientist, programming language designer and a father
A software engineer, computer scientist, programming language designer and a father
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Jukka's posts

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Mypy 0.470 Released
We’ve just uploaded mypy 0.470 to PyPI. This release adds new
features, bug fixes and library stub updates. You can install it as
follows: python3 -m pip install --upgrade mypy Note: The package name is now “mypy” (no longer mypy-lang). Good news: New Packa...

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Mypy 0.4.6 Released
We’ve just uploaded mypy 0.4.6 to PyPI .
This release adds many new
features, bug fixes and library stub updates. As always, you can
install it as follows, being careful to install mypy-lang , not mypy: python3 -m pip install --upgrade mypy-lang Generic Typ...

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Mypy 0.4.5 Released
We’ve just uploaded mypy 0.4.5 to PyPI .
This release adds many new
features, bug fixes and library stub updates. As always, you can
install it as follows, being careful to install mypy-lang , not mypy: python3 -m pip install -U mypy-lang Gitter Chat Room W...

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Mypy 0.4.4 Released
I just uploaded version 0.4.4 of mypy-lang to PyPI! This release
adds several new features, bug fixes and library stub updates. Run this to upgrade to the new release using pip: python3 -m pip install -U mypy-lang Experimental async and await Support Mypy c...

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Mypy 0.4.3 Released
I just uploaded version 0.4.3 of mypy-lang to PyPI! This release
adds several new features (some of which are still experimental), bug
fixes and library stub updates. Run this to upgrade to the new release using pip: python3 -m pip install -U mypy-lang Stri...

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Mypy 0.4.2 Released
I just uploaded version 0.4.2 of mypy-lang to PyPI! This is a minor release that focuses on bug fixes. The biggest change is the addition of Type[C] .
You can now accurately describe the type of an argument
whose type is itself a type or class. Given a cl...

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Slides for Mypy Talk At PyCon
The mypy team gave a talk about mypy at PyCon 2016 on Sunday, the day before the main conference. The slides are
available here: Mypy PyCon 2016 slides Thanks to all who were able to attend! The talk wasn't recorded (which is particularly unfortunate since...

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Mypy 0.4 Released
I just uploaded version 0.4 of mypy-lang to PyPI ! This release
focuses on performance improvements, usability improvements and bug
fixes. Again, there are too many changes to describe them all. I'll
focus here on the most important ones. I'm also happy to ...

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Mypy 0.3 Released
I just uploaded mypy-lang 0.3 to PyPI! This release focuses on
further PEP 484 compatibility and Python 2 compatibility, but it also
contains many general improvements. The changes are too numerous to
enumerate them all. Instead, I'll focus here on the most...

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Mypy at PyCon 2015 in Montreal
I'm currently at PyCon 2015 in Montreal (and enjoying myself!). I'm happy to chat about
anything related to mypy, PEP 484 (type hinting / typing), static typing or static analysis.
Say hi if you see me, or send me an email --
it can be quite difficult to ...
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