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# -*- coding: utf-8 -*-
""" Tablib - JSON Support
"""
import tablib
import sys
from tablib.packages import omnijson as json
title = 'json'
extentions = ('json', 'jsn')
def export_set(dataset):
"""Returns JSON representation of Dataset."""
return json.dumps(dataset.dict)
def export_book(databook):
"""Returns JSON representation of Databook."""
return json.dumps(databook._package())
def import_set(dset, in_stream):
"""Returns dataset from JSON stream."""
dset.wipe()
dset.dict = json.loads(in_stream)
def import_book(dbook, in_stream):
"""Returns databook from JSON stream."""
dbook.wipe()
for sheet in json.loads(in_stream):
data = tablib.Dataset()
data.title = sheet['title']
data.dict = sheet['data']
dbook.add_sheet(data)
def detect(stream):
"""Returns True if given stream is valid JSON."""
try:
json.loads(stream)
return True
except ValueError:
return False
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