add comment to explain the error

Lingling Peng · Lingling Peng · commit 4d0a76136624 · 2026-04-10T14:33:17.000-04:00
diff --git a/synapseclient/models/curation.py b/synapseclient/models/curation.py
@@ -2101,6 +2101,8 @@ async def main():
         preview_response = await upload_to_table_preview.send_job_and_wait_async(
             timeout=timeout
         )
+        # ROW_ID and ROW_VERSION must be prepended to the schema to avoid:
+        # SynapseHTTPError: 400 Client Error: The CSV header does not match the schema size.
         all_columns = [
             Column(name="ROW_ID", column_type=ColumnType.STRING),
             Column(name="ROW_VERSION", column_type=ColumnType.STRING),

Original file line number	Diff line number	Diff line change
`@@ -2101,6 +2101,8 @@ async def main():`
`2101`	`2101`	`preview_response = await upload_to_table_preview.send_job_and_wait_async(`
`2102`	`2102`	`timeout=timeout`
`2103`	`2103`	`)`
	`2104`	`+ # ROW_ID and ROW_VERSION must be prepended to the schema to avoid:`
	`2105`	`+ # SynapseHTTPError: 400 Client Error: The CSV header does not match the schema size.`
`2104`	`2106`	`all_columns = [`
`2105`	`2107`	`Column(name="ROW_ID", column_type=ColumnType.STRING),`
`2106`	`2108`	`Column(name="ROW_VERSION", column_type=ColumnType.STRING),`