Source code for allensdk.brain_observatory
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import numpy as np
import sys
if sys.version_info < (3, 3):
from collections import Iterable
else:
from collections.abc import Iterable
import json
import uuid
import datetime
import dateutil
[docs]def dict_to_indexed_array(dc, order=None):
''' Given a dictionary and an ordered arr, build a concatenation of the dictionary's values and an index describing
how that concatenation can be unpacked
'''
if order is None:
order = dc.keys()
data = []
index = []
counter = 0
for key in order:
if isinstance(dc[key], (np.ndarray, list)):
extended = dc[key]
if isinstance(dc[key], Iterable):
extended = [x for x in dc[key]]
else:
extended = [dc[key]]
counter += len(extended)
index.append(counter)
data.append(extended)
data = np.concatenate(data)
return index, data
[docs]class JSONEncoder(json.JSONEncoder):
[docs] def default(self, o):
if isinstance(o, datetime.datetime):
return o.isoformat()
elif isinstance(o, uuid.UUID):
return str(o)
return json.JSONEncoder.default(self, o)
[docs]def hook(json_dict):
for key, value in json_dict.items():
if key == 'experiment_date':
json_dict[key] = dateutil.parser.parse(value)
elif key == 'behavior_session_uuid':
json_dict[key] = uuid.UUID(value)
else:
pass
return json_dict