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# -*- coding: utf-8 -*-
"""A JSON data output adapter"""
from decimal import Decimal
from itertools import chain
import json
from .preprocessors import bytes_to_string
supported_formats = ("jsonl", "jsonl_escaped")
preprocessors = (bytes_to_string,)
class CustomEncoder(json.JSONEncoder):
def default(self, o):
if isinstance(o, Decimal):
return float(o)
else:
return super(CustomEncoder, self).default(o)
def adapter(data, headers, table_format="jsonl", **_kwargs):
"""Wrap the formatting inside a function for TabularOutputFormatter."""
if table_format == "jsonl":
ensure_ascii = False
elif table_format == "jsonl_escaped":
ensure_ascii = True
else:
raise ValueError("Invalid table_format specified.")
for row in chain(data):
yield json.dumps(
dict(zip(headers, row, strict=True)),
cls=CustomEncoder,
separators=(",", ":"),
ensure_ascii=ensure_ascii,
)
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