blob: 777040ae71cf38e1e705f72c832b0f17ca30d178 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
# -*- coding: utf-8 -*-
""" Tablib - JSON Support
"""
import tablib
import sys
from tablib.packages import omnijson as json
title = 'json'
extensions = ('json', 'jsn')
def date_handler(obj):
return obj.isoformat() if hasattr(obj, 'isoformat') else obj
def export_set(dataset):
"""Returns JSON representation of Dataset."""
return json.dumps(dataset.dict, default=date_handler)
def export_book(databook):
"""Returns JSON representation of Databook."""
return json.dumps(databook._package(), default=date_handler)
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
|
