CSV to JSON Converter for Python
Free online csv to json converter with Python code examples
Working with csv to json converter in Python? Our free online csv to json converter helps Python developers format, validate, and process data instantly. Below you will find Python code examples using csv / json (built-in) so you can achieve the same result programmatically in your own projects.
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Open CSV to JSONPython Code Example
import csv
import json
import io
csv_data = """name,age,city
Alice,30,New York
Bob,25,London"""
reader = csv.DictReader(io.StringIO(csv_data))
rows = list(reader)
json_output = json.dumps(rows, indent=2)
print(json_output)Quick Setup
Library: csv / json (built-in)
# Built-in modules — no installation neededPython Tips & Best Practices
- csv.DictReader automatically uses the first row as keys
- Use io.StringIO to read CSV from a string instead of a file
- pandas.read_csv().to_json() is great for large datasets