#53 channel ids is ofter provided as a list

Author: oliche

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## UNRELEASED
+
+### Fixed
+- #53 channel_ids is often provided as a list, cast numpy array
+
+
 ## [2.6.3]  2025-11-03
 
 ### Added

phylib/io/model.py

@@ -77,6 +77,7 @@ def from_sparse(data, cols, channel_ids):
         List of requested channel ids (columns).
 
     """
+    channel_ids = np.array(channel_ids)
     # The axis in the data that contains the channels.
     if len(channel_ids) != len(np.unique(channel_ids)):
         raise NotImplementedError("Multiple identical requested channels "