Please help me with my Python code Im still getting errors like missing input data and more. def read_data(filename): try: with open(filename, "r") as file: return file.read() except Exception as exception: print("File is empty" if not str(exception) else str(exception)) return None def extract_data(tags, strings): data = [] start_tag = f"<{tags}>" end_tag = f"" while start_tag in strings: try: start_index = strings.find(start_tag) + len(start_tag) end_index = strings.find(end_tag) if end_index == -1: break value = strings[start_index:end_index] if value: data.append(value) strings = strings[end_index + len(end_tag):] except Exception as exception: print(exception) return data def get_names(string): names = extract_data("name", string) return names def get_descriptions(string): descriptions = extract_data("description", string) return descriptions def get_calories(string): calories = extract_data("calories", string) return calories def get_prices(string): prices = extract_data("price", string) return prices def display_menu(names, descriptions, calories, prices): for i in range(len(names)): print(f"{names[i]} - {descriptions[i]} - {calories[i]} - {prices[i]}") def display_stats(calories, prices): total_items = len(calories) average_calories = sum(map(int, calories)) / total_items correct_price = [] for price in prices: try: if price: correct_price.append(float(price[1:])) else: correct_price.append(0.0) except ValueError: print("Error: Missing or bad data") return average_price = sum(correct_price) / total_items print(f"{total_items} items - {average_calories:.1f} average calories - ${average_price:.2f} average price") def main(): filename = "simple.xml" string = read_data(filename) if string: names = get_names(string) descriptions = get_descriptions(string) calories = get_calories(string) prices = get_prices(string) if names and prices and descriptions and calories: display_menu(names, descriptions, calories, prices) display_stats(calories, prices) main()
Please help me with my Python code Im still getting errors like missing input data and more.
def read_data(filename):
try:
with open(filename, "r") as file:
return file.read()
except Exception as exception:
print("File is empty" if not str(exception) else str(exception))
return None
def extract_data(tags, strings):
data = []
start_tag = f"<{tags}>"
end_tag = f"</{tags}>"
while start_tag in strings:
try:
start_index = strings.find(start_tag) + len(start_tag)
end_index = strings.find(end_tag)
if end_index == -1:
break
value = strings[start_index:end_index]
if value:
data.append(value)
strings = strings[end_index + len(end_tag):]
except Exception as exception:
print(exception)
return data
def get_names(string):
names = extract_data("name", string)
return names
def get_descriptions(string):
descriptions = extract_data("description", string)
return descriptions
def get_calories(string):
calories = extract_data("calories", string)
return calories
def get_prices(string):
prices = extract_data("price", string)
return prices
def display_menu(names, descriptions, calories, prices):
for i in range(len(names)):
print(f"{names[i]} - {descriptions[i]} - {calories[i]} - {prices[i]}")
def display_stats(calories, prices):
total_items = len(calories)
average_calories = sum(map(int, calories)) / total_items
correct_price = []
for price in prices:
try:
if price:
correct_price.append(float(price[1:]))
else:
correct_price.append(0.0)
except ValueError:
print("Error: Missing or bad data")
return
average_price = sum(correct_price) / total_items
print(f"{total_items} items - {average_calories:.1f} average calories - ${average_price:.2f} average price")
def main():
filename = "simple.xml"
string = read_data(filename)
if string:
names = get_names(string)
descriptions = get_descriptions(string)
calories = get_calories(string)
prices = get_prices(string)
if names and prices and descriptions and calories:
display_menu(names, descriptions, calories, prices)
display_stats(calories, prices)
main()
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