class Task:
    def __init__(task_defintion):
	pass

    def run()
        pass

class A:

    def __init__():
	self.foo = "awesome variable"
	self.bar = "more awesome variable"

	# Initialize tasks based on some criterion
	self.tasks = [Task("A"), Task("B"), ....]

    def run_all():

	# These tasks can run in parallel
	for task in self.tasks:
	    task.run()				# Caveat is "task" would need to read member variables of
	                                        # "A" like `foo`, `bar` etc ... Even task can write some
                                                # member variables to "A"

				                # Is this a common design pattern ?
					        # In simple terms, tasks created inside instance of "A" should
						# have some shared memory that they can read/write to.