issue in order placing

from datetime import datetime, timedelta
from kiteconnect import KiteConnect
import time
from datetime import datetime, timedelta



# Replace with your Bank Nifty symbol
symbol = "BANKNIFTY"

# Define order parameters
quantity = 1
order_type = "MARKET"
product = "MIS" # NRML for normal orders, MIS for intraday

# Initialize KiteConnect
kite = KiteConnect(api_key=api_key)
kite.set_access_token(access_token)

from datetime import datetime, timedelta

# Function to get the expiry date for the current week (Wednesday expiry)
def get_current_week_expiry():
today = datetime.today()
# Find the next Wednesday, which is the weekly expiry day
next_wednesday = today + timedelta((2 - today.weekday() + 7) % 7)
# Format the expiry date in the required format (DDMMMYYYY, e.g., 20DEC2023)
expiry_date = next_wednesday.strftime('%d%b%Y').upper()
return expiry_date

# Construct the symbol with the current week's expiry
symbol = "BANKNIFTY"
current_expiry = get_current_week_expiry()
symbol_with_expiry = f"{symbol}23{current_expiry}CE"

# Call kite.quote with the dynamically generated symbol
quote_data = kite.quote("NFO:" + symbol_with_expiry)

# Access the ATM values from the quote data
try:
atm_call_price = quote_data["NFO:" + symbol_with_expiry]["depth"]["buy"][0]["price"]
atm_put_price = quote_data["NFO:" + symbol_with_expiry]["depth"]["sell"][0]["price"]

print(f"ATM Call Price: {atm_call_price}")
print(f"ATM Put Price: {atm_put_price}")
except KeyError as e:
print(f"KeyError: {e}. Check the structure of the quote_data response.")