Index: third_party/WebKit/Tools/Scripts/csv_to_json |
diff --git a/third_party/WebKit/Tools/Scripts/csv_to_json b/third_party/WebKit/Tools/Scripts/csv_to_json |
new file mode 100755 |
index 0000000000000000000000000000000000000000..a17d195680e81fb78cd3e1ecded51b11d7d61136 |
--- /dev/null |
+++ b/third_party/WebKit/Tools/Scripts/csv_to_json |
@@ -0,0 +1,43 @@ |
+#!/usr/bin/python |
+# Copyright 2016 The Chromium Authors. All rights reserved. |
+# Use of this source code is governed by a BSD-style license that can be |
+# found in the LICENSE file. |
+ |
+"""Converts CSV files to machine-readable JSON.""" |
qyearsley
2016/07/19 22:17:28
I think it would be helpful give an example invoca
|
+ |
+import argparse |
+import csv |
+import json |
+import sys |
+ |
+ |
+def main(argv): |
+ parser = argparse.ArgumentParser() |
+ parser.add_argument('filename', metavar='filename', |
+ help='The path to the input CSV file.') |
+ parser.add_argument('-o', '--output', |
+ help='The output file name.') |
+ parser.add_argument('-f', '--fieldnames', nargs='*', |
qyearsley
2016/07/19 22:17:28
fieldnames -> field-names?
|
+ help='The ordered fieldnames of the CSV file. Defaults to first row.') |
qyearsley
2016/07/19 22:17:28
fieldnames -> field names
|
+ parser.add_argument('-s', '--skip-keys', nargs='*', |
+ help='Fields that should be skipped.') |
+ args = parser.parse_args() |
+ convert_csv_to_json(args.filename, args.output, args.fieldnames, args.skip_keys) |
+ |
+ |
+def convert_csv_to_json(filename, output_filename=None, field_names=None, skip_keys=None): |
+ out = output_filename or (filename + '.json') |
+ dict_list = [] |
+ json_file = open(out, 'w') |
+ with open(filename) as csv_file: |
+ reader = csv.DictReader(csv_file, fieldnames=field_names) |
qyearsley
2016/07/19 22:17:28
fieldnames -> field_names
|
+ for row in reader: |
+ if skip_keys: |
+ for s in skip_keys: |
+ del row[s] |
+ dict_list.append(row) |
+ json.dump(dict_list, json_file, indent=4) |
+ |
+ |
+if __name__ == '__main__': |
+ main(sys.argv[1:]) |
qyearsley
2016/07/19 22:17:28
four-space indent
|