code: def __init__(self, history_to_use):
      print("Technical Indicator Engine has been initialized")
      self.HISTORY_TO_USE = history_to_use
  
imports: import os
  import ta
  import sys
  import json
  import math
  import pickle
  import random
  import requests
  import matplotlib
  import collections
  import numpy
  from os import walk
  import pandas
  import yfinance
  import datetime
  from scipy.stats import linregress
  from datetime import datetime, timedelta
  import warnings
label_desc: Use image node_id 1 to create a new TAEngine object  with example: obj = TAEngine(history_to_use)