class_docstr: A class for handling connections and interactions with the Binance API.
  
  Attributes:
      client (binance.spot.Spot): The `binance.spot.Spot` object for interacting with the Binance API.
      api_key (str): API key, only required for user data endpoints.
      api_secret (str): API secret, only required for user data endpoints.
      is_connected (bool): Whether or not the API client is connected to Binance.
docstr: Checks connection to Binance API by sending a ping request.
  
  Returns StatusResponse indicating whether or not the handler is connected.
docstr_tok: ["Checks","connection","to","Binance","API","by","sending","a","ping","request",".","Returns","StatusResponse","indicating","whether","or","not","the","handler","is","connected","."]
code: def check_connection(self) -> StatusResponse:
      """Checks connection to Binance API by sending a ping request.
  
      Returns StatusResponse indicating whether or not the handler is connected.
      """
  
      response = StatusResponse(False)
  
      try:
          client = self.connect()
          client.ping()
          response.success = True
  
      except Exception as e:
          logger.error(f"Error connecting to Binance API: {e}!")
          response.error_message = e
  
      self.is_connected = response.success
      return response
  
file_path: mindsdb/mindsdb/integrations/handlers/binance_handler/binance_handler.py
imports: import pandas
  from typing import Dict
  from binance.spot import Spot
  from mindsdb.integrations.handlers.binance_handler.binance_tables import BinanceAggregatedTradesTable
  from mindsdb.integrations.libs.api_handler import APIHandler
  from mindsdb.integrations.libs.response import HandlerStatusResponse, HandlerResponse
  from mindsdb.utilities import log
  from mindsdb_sql import parse_sql
label_desc: Use image node_id 3 for calling the BinanceHandler obj's underlying member method code with example usage: obj.check_connection() and returns: response