class_docstr: This handler handles connection and execution of the SAP SQL Anywhere statements.
docstr: Handles the connection to a SAP SQL Anywhere database insance.
docstr_tok: ["Handles","the","connection","to","a","SAP","SQL","Anywhere","database","insance","."]
code: def connect(self):
      """
      Handles the connection to a SAP SQL Anywhere database insance.
      """
  
      if self.is_connected is True:
          return self.connection
  
      if self.port.strip().isnumeric():
          self.host += ":" + self.port.strip()
  
      if self.encryption:
          self.encryption = "SIMPLE"
      else:
          self.encryption = "NONE"
  
      connection = sqlanydb.connect(
          host=self.host,
          userid=self.userid,
          password=self.password,
          server=self.server,
          databaseName=self.databaseName,
          encryption=self.encryption,
      )
      self.is_connected = True
      self.connection = connection
      return self.connection
  
imports: from textwrap import dedent
  from collections import OrderedDict
  from pandas import DataFrame
  import sqlanydb
  import sqlalchemy_sqlany.base
  from mindsdb_sql import parse_sql
  from mindsdb_sql.parser.ast.base import ASTNode
  from mindsdb_sql.render.sqlalchemy_render import SqlalchemyRender
  from mindsdb.utilities import log
  from mindsdb.integrations.libs.base import DatabaseHandler
  from mindsdb.integrations.libs.response import HandlerStatusResponse, HandlerResponse, RESPONSE_TYPE
  from mindsdb.integrations.libs.const import HANDLER_CONNECTION_ARG_TYPE
label_desc: Use image node_id 3 for calling the SQLAnyHandler obj's underlying member method code with example usage: obj.connect() and returns: self, self