Fix linter error

timodonnell · timodonnell · commit 0432f4018554 · 2025-02-27T16:23:01.000-05:00
diff --git a/gtfparse/read_gtf.py b/gtfparse/read_gtf.py
@@ -299,6 +299,7 @@ def wrapped_fn(x):
         valid_columns = [c for c in usecols if c in column_names]
         result_df = result_df[valid_columns]
 
+    result = None
     if result_type == "pandas":
         result = result_df
     elif result_type == "polars":
