mirror of
https://github.com/kmein/niveum
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25 lines
719 B
Plaintext
25 lines
719 B
Plaintext
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#!/usr/bin/env python3
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import csv
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import json
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import sys
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if __name__ == "__main__":
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json_list = json.load(sys.stdin)
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if not isinstance(json_list, list):
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print("JSON object is not a list.", file=sys.stderr)
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sys.exit(1)
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if len(json_list) == 0:
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print("JSON list is empty.", file=sys.stderr)
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sys.exit(1)
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keys = set()
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for element in json_list:
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if isinstance(element, dict):
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keys |= element.keys()
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else:
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print("Non-dict element:", element, file=sys.stderr)
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sys.exit(1)
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writer = csv.DictWriter(sys.stdout, fieldnames=list(keys))
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writer.writeheader()
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for element in json_list:
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writer.writerow(element)
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