old_contents: import MySQLdb
  import MySQLdb.cursors
  from vertica_python import connect
  
  from airflow.hooks.dbapi_hook import DbApiHook
  
  class VerticaHook(DbApiHook):
      '''
      Interact with Vertica.
  
      You can specify charset in the extra field of your connection
      as ``{"charset": "utf8"}``. Also you can choose cursor as
      ``{"cursor": "SSCursor"}``. Refer to the MySQLdb.cursors for more details.
      '''
  
      conn_name_attr = 'vertica_conn_id'
      default_conn_name = 'vertica_default'
      supports_autocommit = True
  
      def get_conn(self):
          """
          Returns verticaql connection object
          """
          conn = self.get_connection(self.vertica_conn_id)
          conn_config = {
              "user": conn.login,
              "password": conn.password,
              "database": conn.schema,
          }
  
          conn_config["host"] = conn.host or 'localhost'
          if not conn.port:
              conn_config["port"] = 5433
          else:
              conn_config["port"] = int(conn.port)
  
          conn = connect(**conn_config)
          return conn
  
new_contents: from vertica_python import connect
  
  from airflow.hooks.dbapi_hook import DbApiHook
  
  class VerticaHook(DbApiHook):
      '''
      Interact with Vertica.
      '''
  
      conn_name_attr = 'vertica_conn_id'
      default_conn_name = 'vertica_default'
      supports_autocommit = True
  
      def get_conn(self):
          """
          Returns verticaql connection object
          """
          conn = self.get_connection(self.vertica_conn_id)
          conn_config = {
              "user": conn.login,
              "password": conn.password,
              "database": conn.schema,
          }
  
          conn_config["host"] = conn.host or 'localhost'
          if not conn.port:
              conn_config["port"] = 5433
          else:
              conn_config["port"] = int(conn.port)
  
          conn = connect(**conn_config)
          return conn
  
subject: remove mysql include