tests: Add missing timezone for NWB datetime entries

This avoids warnings. The additional dependency is already required by
pynwb.

Author: t-b

requirements.txt

@@ -11,6 +11,7 @@ pillow
 pyabf
 pynwb==3.1.2
 pyYAML
+python-dateutil
 ruamel.yaml<0.18.0
 scipy
 simplejson

tests/attach_metadata/test_cli.py

@@ -14,6 +14,8 @@
 import pytest
 from ipfx.utilities import inject_sweep_table
 
+from dateutil.tz import tzlocal
+
 class CliRunner:
 
     def __init__(
@@ -54,7 +56,7 @@ def simple_nwb(base_path):
     nwbfile = pynwb.NWBFile(
         session_description="test session",
         identifier='test session',
-        session_start_time=datetime.now()
+        session_start_time=datetime.now(tzlocal())
     )
 
     inject_sweep_table(nwbfile)

tests/attach_metadata/test_nwb2_sink.py

@@ -15,6 +15,7 @@
 import pynwb
 import h5py
 
+from dateutil.tz import tzlocal
 from ipfx.attach_metadata.sink import nwb2_sink
 from ipfx.utilities import inject_sweep_table
 
@@ -24,7 +25,7 @@ def nwbfile():
     _nwbfile = pynwb.NWBFile(
         session_description="test session",
         identifier='test session',
-        session_start_time=datetime.now()
+        session_start_time=datetime.now(tzlocal())
     )
     dev = pynwb.device.Device(name="my_device")
     _nwbfile.add_device(dev)

tests/dataset/test_ephys_nwb_data.py

@@ -7,6 +7,7 @@
 from pynwb.icephys import CurrentClampStimulusSeries, CurrentClampSeries
 import numpy as np
 from ipfx.utilities import inject_sweep_table
+from dateutil.tz import tzlocal
 
 from dictdiffer import diff
 
@@ -28,8 +29,8 @@ def nwbfile_to_test():
     nwbfile = pynwb.NWBFile(
         session_description="test nwb data",
         identifier='test session',
-        session_start_time=datetime.datetime.now(),
-        file_create_date=datetime.datetime.now()
+        session_start_time=datetime.datetime.now(tzlocal()),
+        file_create_date=datetime.datetime.now(tzlocal())
     )
 
     device = nwbfile.create_device(name='electrode_0')

tests/test_append_nwb.py

@@ -3,6 +3,8 @@
 import pynwb
 import numpy as np
 
+from dateutil.tz import tzlocal
+
 from ipfx.nwb_append import append_spike_times
 
 
@@ -11,8 +13,8 @@ def make_skeleton_nwb2_file(nwb2_file_name):
     nwbfile = pynwb.NWBFile(
         session_description='test icephys',
         identifier='session_uuid',
-        session_start_time=datetime.datetime.now(),
-        file_create_date=datetime.datetime.now()
+        session_start_time=datetime.datetime.now(tzlocal()),
+        file_create_date=datetime.datetime.now(tzlocal())
     )
 
     device = nwbfile.create_device(name='electrode_0')