folium.features.Circle not pickable #796

from concurrent import futures
import multiprocessing

def emptyListFuturs(listOfFuturs,map_osm):
	for fut in futures.as_completed(listOfFuturs):
		putToMapOSM(fut.result(),map_osm)

def map_all_sensor():
	dic =  modeDict()
	nbThreads = multiprocessing.cpu_count()
	
	listOfFuturs=[]
	map_osm = make_map_paris()
	arrayOfItems=[]
	cmp=0
	cmpJ=0
	executor = futures.ProcessPoolExecutor(max_workers=nbThreads)
	for id,item in tqdm(dic.items()):
		if(not np.isnan(item).any()):
			if(len(item)==2):
				#lat=item[0]
				#lon=item[1]
				arrayOfItems.append(item)
				cmp+=1
				
				#folium.Circle(radius=10,location=item,popup='The Waterfront',color='crimson',fill=False).add_to(map_osm)
		if(cmp==10):
			listOfFuturs.append(executor.submit(createOSMObjectArray,arrayOfItems))
			arrayOfItems=[]
			cmpJ+=1
			cmp=0
		if(cmpJ>10):
			emptyListFuturs(listOfFuturs,map_osm)
			listOfFuturs=[]

	emptyListFuturs(listOfFuturs,map_osm)
	executor.shutdown()
	if(cmp>1):
		putToMapOSM(createOSMObjectArray(arrayOfItems),map_osm)
	map_osm.save('sensors_map.html')

def putToMapOSM(arrayOfItems,map_osm):
	for i in arrayOfItems:
		i.add_to(map_osm)