Traceback (most recent call last):
File "E:/Project/price-sentinel-main/price_sentinel/runner.py", line 115, in
price_sentinel = PriceSentinel()
File "E:/Project/price-sentinel-main/price_sentinel/runner.py", line 21, in init
self.HOST = os.environ["HOST"]
File "D:\Anaconda\envs\Spider_redis\lib\os.py", line 681, in getitem
raise KeyError(key) from None
KeyError: 'HOST'