torus_ephys/ephys_analysis.py
2019-06-28 15:17:40 +02:00

52 lines
1.5 KiB
Python

import os
import numpy as np
import matplotlib.pyplot as plt
import nixio as nix
from IPython import embed
def analyze_sams(filename):
print(filename)
f = nix.File.open(filename, nix.FileMode.ReadOnly)
b = f.blocks[0]
b.metadata.pprint(max_depth=-1) # max_depth=-1: alles rausschreiben
print(b.groups)
for g in b.groups:
if 'sam' in g.name.lower():
break
rtag_data = g.tags[0]
rtag_data.metadata.pprint(max_depth=-1)
print(40*'*')
stim_tag = g.multi_tags[0]
stim_pos = stim_tag.positions[:]
stim_extent = stim_tag.extents[:]
for r in rtag_data.references:
print(r.name, r.type)
voltage_trace = rtag_data.references['V-1']
spike_data = []
for i in range(len(stim_pos)):
spike_data.append(stim_tag.retrieve_data(i, 'Spikes-1')[:])
dims = [[]] * len(voltage_trace)
for j in range(len(spike_data)):
dims[j] = voltage_trace.dimensions[j]
print(spike_data, len(spike_data))
f.close()
return stim_pos, stim_extent, spike_data, voltage_trace, dims
if __name__ == '__main__':
data_dir = '/home/lisa/data'
data_set = '2019-06-24-aa-invivo-1'
stim_pos, stim_extent, spike_data, voltage_trace, dims = analyze_sams(os.path.join(data_dir, data_set, data_set + '.nix'))
for i in range(len(stim_pos)):
plt.eventplot(dims[i], spike_data[i])
plt.show()
# spikes = stim_tag.retrieve_data(i, 'Spikes-1')[:]
# print(spikes)
# embed()
# exit()