IB Connection

connectivity.py

from ibapi.wrapper import EWrapper
from ibapi.client import EClient
from ibapi.utils import iswrapper
from ibapi.order import Order
from ibapi.common import *
from ibapi.contract import *
from ibapi.ticktype import *
from threading import Thread
import datetime
import time


# Receives Callbacks - Data can be stored in separate cache or internally
class ApiController(EWrapper):

    def __init__(self):
        pass

    @iswrapper
    def error(self, reqId, errorCode, errorString):
        print("Error. Id: " , reqId, " Code: " , errorCode , " Msg: " , errorString)

    @iswrapper
    def connectAck(self):
        print("\n[Connected]")

        
 
# Making Server Requests
class ApiSocket(EClient):
    def __init__(self, wrapper):
        super().__init__(wrapper)


class TradingApp(ApiController, ApiSocket):

    def __init__(self):
        ApiController.__init__(self)
        ApiSocket.__init__(self, wrapper=self)

        self.connect('127.0.0.1', 4002, 1)
        
        # By running run() on its own thread queues from EClient are continuously read
        thread = Thread(target=self.run)
        thread.start()

So, for people who learn by example, are you going to add the meaningful API calls that makes trading possible or just stop here?