[
   {
      "id":"2",
      "title":"test"
   },
.... много объектов ...
   {
      "id":"2",
      "title":"test"
   }
]

 import json
with open('/home/sybase/test/archive.json', 'r') as f:
    json_data = json.loads(f)
print(json_data[0])

 #!/usr/bin/env python
import json
with open('/home/sybase/test/archive.json', 'r') as f:
    json_data = json.load(f)
f = open('/home/sybase/test/archive2.json', 'w')
f.write(json_data[0])
f.close()