Example on naming singnals in checkbox

signal_naming.py

class JobCollection:
    @signal
    def job_added(self, job):
        """ signal sent whenever a job is added """

class SomethingElse:
    
    def __init__(self, collection):
        col.job_added.connect(on_job_added)
    
    def on_job_added(self, job):
        print("Job added:", job)

9: s/col/collection/