Kivy

Native UI Framework

UI declared in a pythonic markup using Kv Language

Looks like this:

#:kivy 1.9

BoxLayout:
  orientation: 'vertical'

  Label:
    text: 'Label'

  Button:
    text: 'Button'

brew install sdl2 sdl2_image sdl2_ttf sdl2_mixer gstreamer
export USE_OSX_FRAMEWORKS=0 

pip install --upgrade Cython==0.25.2
pip install kivy

...or use Kivy.app



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%%bash
cat hello.kv



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%%bash
cat hello.py



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%%bash
python hello.py > /dev/null 2>&1

AnchorLayout, BoxLayout, FloatLayout, RelativeLayout, GridLayout, PageLayout, ScatterLayout, StackLayout



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%%bash
cat boxlayout.kv



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%%bash
python boxlayout.py > /dev/null 2>&1



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%%bash
cat widgets.kv



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%%bash
python widgets.py > /dev/null 2>&1



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%%bash
cat databinding.kv



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%%bash
python databinding.py > /dev/null 2>&1

Kivy itself is tested
For non-UI, unittesting + mocks work as expected
Kivy provides mechanisms for running GL tests (screencap comparisons, yuck)
For BDD-style testing, kvaut (shameless plug): https://github.com/garyjohnson/kvaut



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