Remove support for dict type, add helpful exception message (#1068)

move-coop · Jul 11, 2024 · d9a1faa · d9a1faa
1 parent 27bdb71
commit d9a1faa
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/parsons/google/google_bigquery.py b/parsons/google/google_bigquery.py
@@ -1199,7 +1199,14 @@ def _generate_schema_from_parsons_table(self, tbl):
                     if isinstance(value, datetime.datetime) and value.tzinfo:
                         best_type = "timestamp"
 
-            field_type = self._bigquery_type(best_type)
+            try:
+                field_type = self._bigquery_type(best_type)
+            except KeyError as e:
+                raise KeyError(
+                    "Column type not supported for load to BigQuery. "
+                    "Consider converting to another type. "
+                    f"[type={best_type}]"
+                ) from e
             field = bigquery.schema.SchemaField(stat["name"], field_type)
             fields.append(field)
         return fields