resolve #220

Author: dbdimitrov

CHANGELOG.md

@@ -10,6 +10,7 @@
 - Bumped the package version to 1.7.0 across configuration files, and updated dependencies for `decoupler` and `cvxpy-base` to `>=1.7.0`.
 - Added Python 3.13 support in classifiers. #216
 - Added Installation instructions in `installation.md`. #217
+- Properly check if a passed (cell type) labels in plotting are a string #220
 
 ## 1.6.1 (28.09.2025)
 

docs/notebooks/basic_usage.ipynb

@@ -494,6 +494,7 @@
   },
   {
    "cell_type": "markdown",
+   "id": "804d2c01",
    "metadata": {},
    "source": [
     "## By default, LIANA+ uses **human gene symbols**. See the documentation and the [Prior Knowledge vignette](https://liana-py.readthedocs.io/en/latest/notebooks/prior_knowledge.html) for details and instructions for homology conversion.\n"

docs/notebooks/inflow_score.ipynb

@@ -15,9 +15,6 @@ def _get_group_mean(X, groupby_labels, var_names, groups_order=None):
     s = pd.Series(groupby_labels)
     groups_dum = pd.get_dummies(s, dummy_na=False)
 
-    if groups_order is not None:
-        groups_dum = groups_dum.reindex(columns=groups_order, fill_value=0)
-
     t_sparse = csr_matrix(groups_dum)
     col_sums = np.asarray(t_sparse.sum(axis=0)).ravel()
     col_sums[col_sums == 0] = 1.0

src/liana/method/sp/_compute_global_specificity.py

@@ -48,7 +48,7 @@ def _prep_liana_res(adata=None,
 
 def _filter_labels(liana_res, labels, label_type):
     if labels is not None:
-        if labels is str:
+        if isinstance(labels, str):
             labels = [labels]
         covered = np.isin(labels, liana_res[label_type])
         if not covered.all():