Refactor example to work with latest version of libraries.

This commit refactors the example to work with latest version of the
libraries and allows users to walk through this guide without any
issues. https://foxglove.dev/blog/visualizing-nuscenes-data-with-foxglove-studio

Author: levlaz

upload_events.py

@@ -5,7 +5,7 @@
 from pathlib import Path
 
 from foxglove_data_platform.client import Client
-from mcap.mcap0.reader import make_reader
+from mcap.reader import make_reader
 
 from sensor_msgs.msg import Imu
 from foxglove.SceneUpdate_pb2 import SceneUpdate

upload_mcap.py

@@ -4,7 +4,7 @@
 from pathlib import Path
 
 from foxglove_data_platform.client import Client
-from mcap.mcap0.reader import make_reader
+from mcap.reader import make_reader
 from device_name import make_device_name
 
 from tqdm import tqdm
@@ -49,16 +49,24 @@ def main():
     for filepath in filepaths:
         filename = filepath.name
         print(f"checking for previous imports of {filename} ...")
-        previous_uploads = client.get_imports(filename=filename)
+        previous_uploads = client.get_recordings(path=filename)
         with open(filepath, "rb") as f:
             reader = make_reader(f)
             scene_info = next(metadata for metadata in reader.iter_metadata() if metadata.name == "scene-info")
             device_name = make_device_name(scene_info.metadata)
             device_id = device_ids.get(device_name)
             if device_id is None:
-                client.create_device(name=device_name)
+                try:
+                    client.create_device(name=device_name)
+                except Exception as e:
+                    # Device might already exist, which is fine
+                    if "already exists" not in str(e):
+                        raise
+                # Refresh device list to get the device_id (whether newly created or existing)
+                device_ids = {resp["name"]: resp["id"] for resp in client.get_devices()}
                 device_id = device_ids.get(device_name)
-                device_ids[device_name] = device_id
+                if device_id is None:
+                    raise RuntimeError(f"Failed to create or find device: {device_name}")
 
             f.seek(0)
             print(f"uploading {filename} with device name {device_name} ...")