concatenate_all_json_in_dir.py

import json 
from os import listdir as ls 
d = dict() 
d['whois'] = list() 
for j in ls('.'): 
    with open(j) as f: 
        d['whois'].append(json.loads(f.read())) 
with open('../whois.json', 'w') as l:       
    json.dump(d,l)