Luis questions

• When it is required to close a file in Python?
• How to reference variable dynamically in Python?
• How to parse Json when the key is unknown using Python?
• How to use BigQueryOperator with execution_date?
• MySQL how to get avg of values into specific range
• How to switch values and keys with python dict?
• PARSE_DATE : Invalid result from parsing function BigQuery/Standard SQL
• How to get current TIMESTAMP in UTC from BigQuery?
• Python ValueError: unconverted data remains:
• Airflow deprecation warning Invalid arguments were passed

Luis answers