Support generation of static JSONP.

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This commit is contained in:
Friedrich Lindenberg 2013-08-19 22:45:05 +02:00
parent 5a458da376
commit e488664efe
3 changed files with 12 additions and 4 deletions
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7
dataset/freeze/app.py
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@ -20,7 +20,8 @@ parser.add_argument('--db', default=None,
def freeze(result, format='csv', filename='freeze.csv',
prefix='.', meta={}, indent=2, mode='list', wrap=True, **kw):
prefix='.', meta={}, indent=2, mode='list',
wrap=True, callback=None, **kw):
"""
Perform a data export of a given result set. This is a very
flexible exporter, allowing for various output formats, metadata
@ -54,7 +55,8 @@ def freeze(result, format='csv', filename='freeze.csv',
*json*
A JSON file containing a list of dictionaries for each row
in the table.
in the table. If a ``callback`` is given, JSON with padding
(JSONP) will be generated.
*tabson*
Tabson is a smart combination of the space-efficiency of the
@ -67,6 +69,7 @@ def freeze(result, format='csv', filename='freeze.csv',
'prefix': prefix,
'meta': meta,
'indent': indent,
'callback': callback,
'mode': mode,
'wrap': wrap
})

7
dataset/freeze/format/fjson.py
View File

@ -37,8 +37,13 @@ class JSONSerializer(Serializer):
for path, result in self.buckets.items():
result = self.wrap(result)
fh = open(path, 'wb')
json.dump(result, fh,
data = json.dumps(result,
cls=JSONEncoder,
indent=self.export.get_int('indent'))
if self.export.get('callback'):
data = "%s && %s(%s);" % (self.export.get('callback'),
self.export.get('callback'),
data)
fh.write(data)
fh.close()

2
setup.py
View File

@ -2,7 +2,7 @@ from setuptools import setup, find_packages
setup(
name='dataset',
version='0.3.10',
version='0.3.11',
description="Toolkit for Python-based data processing.",
long_description="",
classifiers=[