fixed bug in storage of categorical annotation

scverse · Nov 28, 2017 · 905479d · 905479d
1 parent 8caff85
commit 905479d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/anndata/anndata.py b/anndata/anndata.py
@@ -146,7 +146,7 @@ def df_to_records_fixed_width(df):
             c = df[k].astype('category')
             # transform to category only if there are less categories than
             # samples
-            if len(c.cat.codes) < len(c):
+            if len(c.cat.categories) < len(c):
                 uns[k + '_categories'] = c.cat.categories.values
                 arrays.append(c.cat.codes)
             else: