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+#! /usr/bin/env python3
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+# Write and read json files
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+#
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+# See https://www.geeksforgeeks.org/reading-and-writing-json-to-a-file-in-python/
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+#
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+
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+import json
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+
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+# make a random dictionary
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+foo_dict={}
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+foo_dict["bar"] = "A bar"
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+foo_dict["baz"] = "A baz"
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+
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+print(f"foo_dict: {foo_dict}")
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+
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+# create json a string
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+foo_json = json.dumps(foo_dict)
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+
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+print(f"foo_json: {foo_json}")
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+
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+# save it to a file
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+with open("sample.json", "w") as outfile:
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+ outfile.write(foo_json)
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+
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+# read it back
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+with open('sample.json', 'r') as openfile:
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+ bar_json = json.load(openfile)
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+
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+print(f"bar_json: {bar_json}")
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