file size 50MB ( want more) How are my files protected Or choose a different format Convert Now (And agree to our Terms) Email when done 4.5 out of 5 based on 223 reviews Great for when you need a lot of conversions in a short time. Output: data.json Conversion 100.000 rows completed successfully in 0. Convert XLSX to CSV online and free Choose Files Drag & drop files Max. Print(f"Conversion 100.000 rows completed successfully in seconds") JsonString = json.dumps(jsonArray, indent=4) With open(jsonFilePath, 'w', encoding='utf-8') as jsonf: #convert python jsonArray to JSON String and write to file #load csv file data using csv library's dictionary reader ![]() ![]() With open(csvFilePath, encoding='utf-8') as csvf: For the test I made 100.000 lines in a csv file with copy/paste, and the whole conversion takes about half a second with Apple's M1 Chip while the presented example took only 0.0005 seconds.ĭef csv_to_json(csvFilePath, jsonFilePath):.You may write the JSON String to a JSON file. ![]()
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