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fix for bin files with empty/nonexistent date/time strings #1

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fix for bin files with empty/nonexistent date/time strings #1

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9 changes: 5 additions & 4 deletions read_bin.py
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Original file line number Diff line number Diff line change
Expand Up @@ -45,9 +45,10 @@ def read_agilent_binary(fname, use_segments=False, include_time_vector=False, in
wf_header = np.fromfile(f, dtype=waveform_header_dtype, count=1)

#Grab important strings in a python 2/3 compatible way
channel_string = bytes(wf_header['waveform_string'][0]).decode('utf-8').replace(' ', '_')
date_string = bytes(wf_header['date_string'][0]).decode('utf-8')
time_string = bytes(wf_header['time_string'][0]).decode('utf-8')
# but strip any null characters.
channel_string = bytes(wf_header['waveform_string'][0]).decode('utf-8', errors='ignore').rstrip('\x00 ').lstrip('\x00 ').replace(' ', '_')
date_string = bytes(wf_header['date_string'][0]).decode('utf-8', errors='ignore').rstrip('\x00 ').lstrip('\x00 ')
time_string = bytes(wf_header['time_string'][0]).decode('utf-8', errors='ignore').rstrip('\x00 ').lstrip('\x00 ')


#Start a new dictionary
Expand All @@ -64,7 +65,7 @@ def read_agilent_binary(fname, use_segments=False, include_time_vector=False, in
if key not in ['header_size', 'waveform_type', 'num_waveform_buffers', 'segment_index', 'time_tag']:
wf_dict[channel_string][key] = wf_header[key][0]

if include_datetime:
if include_datetime and date_string and time_string:
datetime = dp.parse(date_string + ' ' + time_string)
wf_dict[channel_string]['datetime'] = datetime

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