fix legacy warning

mne_bids/tests/test_dig.py

@@ -109,7 +109,7 @@ def test_dig_pixels(tmp_path):
         op.join(bids_root, "sub-01", "ses-01", bids_path.datatype), exist_ok=True
     )
     raw = _load_raw()
-    raw.pick_types(eeg=True)
+    raw.pick(["eeg"])
     raw.del_proj()
     raw.set_channel_types({ch: "ecog" for ch in raw.ch_names})
 
@@ -145,7 +145,7 @@ def test_dig_template(tmp_path):
         bids_path = _bids_path.copy().update(root=bids_root, datatype=datatype)
         for coord_frame in BIDS_STANDARD_TEMPLATE_COORDINATE_SYSTEMS:
             raw = _load_raw()
-            raw.pick_types(eeg=True)
+            raw.pick(["eeg"])
             bids_path.update(space=coord_frame)
             montage = raw.get_montage()
             pos = montage.get_positions()
@@ -251,7 +251,7 @@ def test_template_to_head():
     # test all coordinate frames
     raw = _load_raw()
     raw.set_montage(None)
-    raw.pick_types(eeg=True)
+    raw.pick(["eeg"])
     raw.drop_channels(raw.ch_names[3:])
     montage = mne.channels.make_dig_montage(
         ch_pos={
@@ -365,7 +365,7 @@ def test_convert_montage():
 def test_electrodes_io(tmp_path):
     """Ensure only electrodes end up in *_electrodes.json."""
     raw = _load_raw()
-    raw.pick_types(eeg=True, stim=True)  # we don't need meg channels
+    raw.pick(["eeg", "stim"])  # we don't need meg channels
     bids_root = tmp_path / "bids1"
     bids_path = _bids_path.copy().update(root=bids_root, datatype="eeg")
     write_raw_bids(raw=raw, bids_path=bids_path)

mne_bids/tests/test_write.py

@@ -570,7 +570,7 @@ def test_fif(_bids_validate, tmp_path):
     bids_path.update(root=bids_root)
     raw = _read_raw_fif(raw_fname)
     raw.load_data()
-    raw2 = raw.pick_types(meg=False, eeg=True, stim=True, eog=True, ecg=True)
+    raw2 = raw.pick(["eeg", "stim", "eog", "ecg"])
     raw2.save(bids_root / "test-raw.fif", overwrite=True)
     raw2 = mne.io.Raw(op.join(bids_root, "test-raw.fif"), preload=False)
     events = mne.find_events(raw2)
@@ -3343,7 +3343,7 @@ def test_convert_eeg_formats(dir_name, format, fname, reader, tmp_path):
 
     raw = reader(raw_fname)
     # drop 'misc' type channels when exporting
-    raw = raw.pick_types(eeg=True)
+    raw = raw.pick(["eeg"])
     kwargs = dict(
         raw=raw, format=format, bids_path=bids_path, overwrite=True, verbose=False
     )
@@ -3379,7 +3379,7 @@ def test_convert_eeg_formats(dir_name, format, fname, reader, tmp_path):
             bids_output_path = write_raw_bids(**kwargs)
 
     # channel units should stay the same
-    raw2 = read_raw_bids(bids_output_path)
+    raw2 = read_raw_bids(bids_output_path, extra_params=dict(preload=True))
     assert all(
         [
             ch1["unit"] == ch2["unit"]
@@ -3431,7 +3431,7 @@ def test_format_conversion_overwrite(dir_name, format, fname, reader, tmp_path):
 
     raw = reader(raw_fname)
     # drop 'misc' type channels when exporting
-    raw = raw.pick_types(eeg=True)
+    raw = raw.pick(["eeg"])
     kwargs = dict(raw=raw, format=format, bids_path=bids_path, verbose=False)
 
     with warnings.catch_warnings():