def pretty(obj):
"""return an object in a pretty form
>>> obj = dict(name='Joe', age=25)
>>> pretty(obj)
'{\\n "age": 25,\\n "name": "Joe"\\n}'
"""
try:
return json.dumps(obj, indent=2, sort_keys=True)
except TypeError:
if isinstance(obj, dict):
return '{\n%s\n}' % '\n'.join([
' {!r} {}: {!r}'.format(key, '.' * (15 - len(key)), value)
for key, value in sorted(obj.items())
])
elif isinstance(obj, set):
return '{\n%s\n}' % ',\n'.join([
' {!r}'.format(key)
for key in sorted(obj)
])
elif hasattr(obj, '__dict__'):
return '<%s \n%s\n>' % (obj.__class__.__name__, '\n'.join([
' {} {}: {!r}'.format(key, '.' * (15 - len(key)), value)
for key, value in sorted(obj.__dict__.items())
]))
else:
return repr(obj)
def dictify(item):
"""prepare an object for transmission by marshalling it's members
Marshals only members that json can handle.
"""
# pylint: disable=W0703
result = {}
for k, v in item.__dict__.items():
try:
json.dumps(v)
except Exception:
pass
else:
result[k] = v
return result
def __str__(self):
code = join(system.lib_path, '..', 'setup', 'www', 'static', 'dz', 'd3',
'assets', 'force.js')
links = [dict(source=source, target=target) for source, target in self.edges]
system.js |= ['\nvar links = %s;\n' % dumps(links) + load(code)]
system.libs |= d3_libs
system.styles |= self.styles
return '<div id="visual" class="iefallback"></div>'
def put(self, message):
"""put a message in the topic"""
return self.messages.put(
Message(
topic=self.name,
timestamp=now(),
node=platform.node(),
body=json.dumps(message),
))
def test_obj_with_datetime_without_milliseconds(self):
"""test date encoding decoding when part of a list like object"""
d = [
datetime.datetime(2020, 1, 1, 2, 2, 2),
dict(status='this is a test')
]
dj = dumps(d)
d2 = loads(dj)
self.assertListEqual(d, d2)
def __str__(self):
code = join(system.lib_path, '..', 'setup', 'www', 'static', 'dz',
'd3', 'assets', 'force.js')
links = [
dict(source=source, target=target) for source, target in self.edges
]
system.js |= ['\nvar links = %s;\n' % dumps(links) + load(code)]
system.libs |= d3_libs
system.styles |= self.styles
return '<div id="visual" class="iefallback"></div>'
def __init__(
self,
content,
indent=4,
sort_keys=True,
ensure_ascii=False,
**kwargs
):
content = dumps(content, indent, sort_keys, ensure_ascii, **kwargs)
TextResponse.__init__(self, content)
self.headers['Content-type'] = 'application/json;charset=utf-8'
def dictify(item):
"""prepare an object for transmission by marshalling it's members
Marshals only members that json can handle.
>>> class Thing(object): pass
>>> pp(dictify(Bunch(name='Terry', age=21, funky_type=Thing())))
{
"age": 21,
"name": "Terry"
}
"""
# pylint: disable=W0703
result = {}
for k, v in item.__dict__.items():
try:
json.dumps(v)
except Exception:
pass
else:
result[k] = v
return result
def test_decimal(self):
d = [Decimal('22.32'), Decimal(22.32)]
dj = dumps(d)
d2 = loads(dj)
self.assertEqual(d, d2)
def test_float(self):
d = [22.32, u"22.32"]
dj = dumps(d)
d2 = loads(dj)
self.assertEqual(d, d2)
def test_date(self):
d = datetime.date.today()
dj = dumps(d)
d2 = loads(dj)
self.assertEqual(d,d2)
def test_string(self):
t = 'This is a test'
tj = dumps(t)
t2 = loads(tj)
self.assertEqual(t,t2)
def test_bytes(self):
d = [b'123', Decimal(22.32)]
dj = dumps(d)
d2 = loads(dj)
self.assertEqual(d, d2)
def test_decimal(self):
d = [Decimal('22.32'), Decimal(22.32)]
dj = dumps(d)
d2 = loads(dj)
self.assertEqual(d, d2)
def test_float(self):
d = [22.32, '22.32']
dj = dumps(d)
d2 = loads(dj)
self.assertEqual(d, d2)
def test_date(self):
d = datetime.date.today()
dj = dumps(d)
d2 = loads(dj)
self.assertEqual(d, d2)
def test_string(self):
t = 'This is a test'
tj = dumps(t)
t2 = loads(tj)
self.assertEqual(t, t2)
def test_obj(self):
"""test object literal decode - pass/fallthrough of object_hook of loads"""
d = [Decimal('22.32'), dict(status='this is a test')]
dj = dumps(d)
d2 = loads(dj)
self.assertListEqual(d, d2)
