blinker-py | Works with Raspberry Pi

package main

import (
	"image"
	"image/draw"
	"time"

	"github.com/peterhellberg/gui"
)

func main() {
	gui.Run(loop)
}

func loop() {
	win, err := gui.Open(
		gui.Title("gui-blinker"),
		gui.Size(800, 600),
	)
	if err != nil {
		panic(err)
	}

	mux  

pip install -r requirements.txt

pip install blinker==1.4

"""
Example for testing `global registry of named signals`
usage:
    python example01.py         # you can't see anything print
                                # because nothing need to prin  

from pyworkflow.memory import MemoryBackend
from pyworkflow.blinker import BlinkerBackend
from pyworkflow.managed import Manager

backend = BlinkerBackend(MemoryBackend())
manager = Manager(backend=backend)

# listen to process started signal
def pro