make diff simpler

Author: h-mayorquin

src/spikeinterface/core/baserecording.py

@@ -898,7 +898,7 @@ class BaseRecordingSegment(BaseSegment):
     Abstract class representing a multichannel timeseries, or block of raw ephys traces
     """
 
-    def __init__(self, sampling_frequency=None, t_start=None, time_vector=None, num_channels=None):
+    def __init__(self, sampling_frequency=None, t_start=None, time_vector=None):
         # sampling_frequency and time_vector are exclusive
         if sampling_frequency is None:
             assert time_vector is not None, "Pass either 'sampling_frequency' or 'time_vector'"
@@ -910,7 +910,7 @@ def __init__(self, sampling_frequency=None, t_start=None, time_vector=None, num_
         self.sampling_frequency = sampling_frequency
         self.t_start = t_start
         self.time_vector = time_vector
-        self._num_channels = num_channels
+        self._num_channels = None
 
         BaseSegment.__init__(self)
 

src/spikeinterface/core/binaryrecordingextractor.py

@@ -172,9 +172,8 @@ def __del__(self):
 
 class BinaryRecordingSegment(BaseRecordingSegment):
     def __init__(self, file_path, sampling_frequency, t_start, num_channels, dtype, time_axis, file_offset):
-        BaseRecordingSegment.__init__(
-            self, sampling_frequency=sampling_frequency, t_start=t_start, num_channels=num_channels
-        )
+        BaseRecordingSegment.__init__(self, sampling_frequency=sampling_frequency, t_start=t_start)
+        self._num_channels = num_channels
         self.dtype = np.dtype(dtype)
         self.file_offset = file_offset
         self.time_axis = time_axis