import os
import concurrent.futures
def writeFile(myList):
with concurrent.futures.ProcessPoolExecutor() as executor:
    save_dir = "./reports"
    for item in myList:
        cname = "".join(item[2])
        fname = cname + ".txt"
        fullSave = os.path.join(save_dir, fname)
        rfile = open(fullSave, mode='a')
        rr = " ".join(item)
        executor.map(rfile.write(rr + "n"))
        rfile.close