csv2json: transform CSV into JSON

csv2json/csv2json

+#!/usr/bin/env python3
+
+from argparse import ArgumentParser
+from collections import OrderedDict
+import csv
+import json
+import sys
+
+
+def sniff(fn):
+	with open(fn) as fd:
+		sn = csv.Sniffer()
+		return sn.sniff(fd.read(1024))
+
+
+def read_rows(fd, args):
+	if args.header:
+		for row in csv.DictReader(fd, delimiter=args.delimiter):
+			yield row
+	else:
+		for row in csv.reader(fd, delimiter=args.delimiter):
+			yield OrderedDict((str(n), v) for n, v in enumerate(row))
+
+
+def main():
+	parser = ArgumentParser()
+	parser.add_argument('--header', action='store_true')
+	parser.add_argument('-d', '--delimiter', default=',')
+	parser.add_argument('--sniff', action='store_true')
+	parser.add_argument('file')
+	args = parser.parse_args()
+
+	with open(args.file) as fd:
+		data = list(read_rows(fd, args))
+	print(json.dumps(data))
+
+
+if __name__ == '__main__':
+	main()