I'm writing a script to automate data generation for a demo and I need to serialize in a JSON some data. Part of this data is an image, so I encoded it in base64, but when I try to run my script I get: Traceback (most recent call last): File "lazyAutomationScript.py", line 113, in <module> json.dump(out_dict, outfile) File "/usr/lib/python3.4/json/__init__.py", line 178, in dump for chunk in itera