Correct docstring for bq_to_arrow_schema.

tswast · Jul 9, 2019 · 3a59793 · 3a59793
1 parent b9cb3ed
commit 3a59793
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/bigquery/google/cloud/bigquery/_pandas_helpers.py b/bigquery/google/cloud/bigquery/_pandas_helpers.py
@@ -146,9 +146,7 @@ def bq_to_arrow_field(bq_field):
 def bq_to_arrow_schema(bq_schema):
     """Return the Arrow schema, corresponding to a given BigQuery schema.
 
-    Raises:
-        ValueError:
-            If the Arrow type of any column cannot be determined.
+    Returns None if any Arrow type cannot be determined.
     """
     arrow_fields = []
     for bq_field in bq_schema: