ipynb2py.py

import json

inputFilename = input("File: ")

with open(inputFilename, "rt") as input_file:
	inputs = json.load(input_file)

	source = ""
	for x in range(len(inputs["cells"])):
		for string in inputs["cells"][x]["source"]:
			source += string
		source += "\n\n"

with open(inputFilename.replace(".ipynb", ".py"), "wt") as output_file:
	output_file.write(source)
	output_file.flush()