minor changes for seqrun id fetching

dags/dag14_crick_seqrun_transfer.py

@@ -48,7 +48,7 @@ with dag:
       params={'ftp_seqrun_server': FTP_SEQRUN_SERVER,
               'seqrun_base_path': SEQRUN_BASE_PATH,
               'ftp_config_file': FTP_CONFIG_FILE,
-              'seqrun_id': "{{ dag_run.conf['seqrun_id'] }}" },
+              'seqrun_id': '{{ dag_run.conf["seqrun_id"] if dag_run else "" }}'},
       command="""
         source /home/igf/igf_code/env.sh;
         python /home/igf/igf_code/airflow/data-management-python/scripts/ftp_seqrun_transfer/transfer_seqrun_from_crick.py \