Only enable auto-partitioning if variant merging is enabled. (googlegenomics#308)

Author: arostamianfar

gcp_variant_transforms/vcf_to_bq.py

@@ -221,7 +221,8 @@ def run(argv=None):
  counter_factory)
 
  partitioner = None
- if known_args.optimize_for_large_inputs or known_args.partition_config_path:
+ if ((known_args.optimize_for_large_inputs and variant_merger) or
+ known_args.partition_config_path):
  partitioner = variant_partition.VariantPartition(
  known_args.partition_config_path)