gottadiveintopython

# CPython3.8.12 上で測ったところclass-basedの方が17倍近く速かった

from functools import partial
from contextlib import contextmanager
from timeit import timeit


class class_based:
    __slots__ = tuple()

gottadiveintopython

'''
CPython 3.8.12
pip install kivy[base]==2.1.0
pip install "asynckivy>=0.5,<0.6"
pip install git+https://github.com/gottadiveintopython/kivyx.uix.magnet#egg=kivyx.uix.magnet
'''
from kivy.config import Config
Config.set('graphics', 'width', 1280)
Config.set('graphics', 'height', 720)
# Config.set('graphics', 'maxfps', 30)

gottadiveintopython

from kivy.clock import Clock
from kivy.app import App
from kivy.animation import Animation
from kivy.uix.widget import Widget
from kivy.uix.floatlayout import FloatLayout
from kivy.lang import Builder
from kivy.core.window import Window
from kivy.graphics import RenderContext
from kivy.uix.modalview import ModalView
from kivy.properties import ListProperty, NumericProperty, ObjectProperty, ColorProperty

gottadiveintopython

$HEADER$

float PI = 3.1415926535;
uniform vec2 resolution;
uniform float time;

vec2 rotate(vec2 pos, float angle, vec2 center){
  pos -= center;
  pos *= mat2(cos(angle), sin(-angle), sin(angle), cos(angle));
  pos += center;

gottadiveintopython

import sqlite3
from kivy.app import App
from kivy.lang import Builder


def init_db():
    import itertools
    from string import ascii_uppercase
    conn = sqlite3.connect(":memory:")
    cur = conn.cursor()

gottadiveintopython

from array import array

from kivy.uix.widget import Widget
from kivy.clock import Clock
from kivy import properties as P
from kivy.graphics import (
    RenderContext, BindTexture, Rectangle, Color
)
from kivy.graphics.texture import Texture
from kivy.core.window import Window

gottadiveintopython

import itertools
from string import Template
from collections import defaultdict
from kivy.config import Config
Config.set('graphics', 'width', 400)
Config.set('graphics', 'height', 800)
from kivy.uix.boxlayout import BoxLayout
from kivy.lang import Builder
from kivy.utils import escape_markup
from kivy.clock import Clock

gottadiveintopython

# License:
#   I hereby state this snippet is below "threshold of originality" where applicable (public domain).
#
# Otherwise, since initially posted on Stackoverflow, use as:
#   CC-BY-SA 3.0 skyking, Glenn Maynard, Axel Huebl
#   http://stackoverflow.com/a/31047259/2719194
#   http://stackoverflow.com/a/4858123/2719194

import types
import inspect

gottadiveintopython

# License:
#   I hereby state this snippet is below "threshold of originality" where applicable (public domain).
#
# Otherwise, since initially posted on Stackoverflow, use as:
#   CC-BY-SA 3.0 skyking, Glenn Maynard, Axel Huebl
#   http://stackoverflow.com/a/31047259/2719194
#   http://stackoverflow.com/a/4858123/2719194

import types

gottadiveintopython

"""For this to work, WobblyEffect should be parent to WobblyScatter.
   Try setting WobblyScatter `size_hint = (None, None)` or `size = self.parent.size`
   if having size issues.
"""
from kivy.clock import Clock
from kivy.uix.effectwidget import AdvancedEffectBase, EffectWidget
from kivy.uix.scatter import Scatter
from kivy.uix.widget import Widget

from itertools import product