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
|
import nixio
def main():
nixfile = nixio.File.open("annotations.nix", mode=nixio.FileMode.Overwrite)
block = nixfile.create_block("recording 1", "nix.session")
session = nixfile.create_section('recording session', 'odml.recording')
session['experimenter'] = 'John Doe'
session['recording date'] = '2014-01-01'
subject = session.create_section('subject', 'odml.subject')
subject['id'] = 'mouse xyz'
cell = subject.create_section('cell', 'odml.cell')
p = cell.create_property('resting potential', -64.5)
p.uncertainty = 2.25
p.unit = 'mV'
# set the recording block metadata
block.metadata = session
# query the metadata
block.metadata.pprint(max_depth=-1)
print(block.metadata["subject"]["cell"]["resting potential"])
print(session.find_sections(lambda s: s.name.lower() == "cell"))
print(session.find_sections(lambda s: "resting potential" in s.props))
print(session.find_sections(lambda s: "resting potential" in s.props)[0]["resting potential"])
observations = subject.create_property("observations", ["p10", "p12", "p14"])
observations.definition = "Some behavioral observations I did on several days"
print(observations.values)
observations.extend_values("p16")
observations.extend_values(["p18", "p20"])
try:
observations.extend_values(22)
except TypeError as e:
print(e)
nixfile.close()
if __name__ == "__main__":
main()
|
