fix bad merge conflict fix

Author: zm711

neo/rawio/intanrawio.py

@@ -149,7 +149,7 @@ def _parse_header(self):
                         self._raw_data[stream_index].append(
                             np.memmap(
                                 raw_file_paths_dict[stream_index_key][channel_index],
-                                dtype=[channel_datatype],
+                                dtype=channel_datatype,
                                 mode="r",
                             )
                         )
@@ -254,8 +254,6 @@ def _get_signal_size(self, block_index, seg_index, stream_index):
         else:
             size = self._raw_data[stream_index][0].size
 
-        size = self._raw_data[channel_id_0].size
-
         return size
 
     def _get_signal_t_start(self, block_index, seg_index, stream_index):