def create_tables(): # method 1 execute_sql(Band.create_table()) execute_sql(Venue.create_table()) execute_sql(ConcertBooking.create_table()) execute_sql(BandBooking.create_table()) # method 2 create_table_sql = [ Band.create_table(), Venue.create_table(), ConcertBooking.create_table(), BandBooking.create_table() ] for sql in create_table_sql: execute_sql(sql)