feat: add SNR column and round SNR to one decimal place in descriptors

Co-authored-by: aider (gpt-4o) <aider@aider.chat>

Author: abuzarmahmood

utils/blech_nex_convert.py

@@ -98,6 +98,7 @@ class unit_descriptor(tables.IsDescription):
     single_unit = tables.Int32Col()
     regular_spiking = tables.Int32Col()
     fast_spiking = tables.Int32Col()
+    snr = tables.Float32Col()  # Add SNR column
 
 
 # Go through the dig_in_channel_nums and make an array of spike trains of dimensions (# trials x # units x trial duration (ms)) - use end of digital input pulse as the time of taste delivery

utils/ephys_data/ephys_data.py

@@ -523,6 +523,9 @@ def get_unit_descriptors(self):
         """
         with tables.open_file(self.hdf5_path, 'r+') as hf5_file:
             self.unit_descriptors = hf5_file.root.unit_descriptor[:]
+            # Round SNR to 1 decimal place
+            for descriptor in self.unit_descriptors:
+                descriptor['snr'] = round(descriptor['snr'], 1)
 
     def check_laser(self):
         """