Displaying better error message than “No JSON object could be decoded”

Question

Python code to load data from some long complicated JSON file:

with open(filename, \"r\") as f:
  data = json.loads(f.read())

(note: the be

Answer 1

You could use cjson, that claims to be up to 250 times faster than pure-python implementations, given that you have "some long complicated JSON file" and you will probably need to run it several times (decoders fail and report the first error they encounter only).