import cv2 import numpy as np # Load the video capture object cap = cv2.VideoCapture("video.mp4") # Get the frame rate of the video frame_rate = cap.get(cv2.CAP_PROP_FPS) # Create a video writer object fourcc = cv2.VideoWriter...

import matplotlib.pyplot as plt # Create a list of prices prices = [10, 12, 15, 18, 21] # Calculate the average price average_price = sum(prices) / len(prices) # Create a line plot of the prices plt.plot(prices) # Add a label...

data = {'name': 'John', 'age': 30, 'city': 'New York'} prices = {'apple': 2.99, 'banana': 3.99, 'cherry': 4.99} average_price = sum(prices.values()) / len(prices) print(f"Average price: {average_price}") 修改代码： data = {'na...

data = [ {'name': 'Product A', 'price': 10}, {'name': 'Product B', 'price': 15}, {'name': 'Product C', 'price': 20}, ] average_price = sum(data['price']) / len(data) print(f"Average price: {average_price}") 修改代...

def average_price(prices): """ Calculates the average price of a list of prices. Args: prices: A list of prices. Returns: The average price. """ # Calculate the average price. average_price = sum(prices)...

prices = [10, 12, 15, 18, 20, 22] average_price = sum(prices) / len(prices) print(average_price) 修改代码可以计算今天6个不同价格的平均价格，并使用列表 comprehension： prices = [10, 12, 15, 18, 20, 22] average_price = sum([x f...

prices = [10, 20, 30, 40, 50, 60] max_price = max(prices) print(f"最大价格：{max_price}") 修改代码可以计算今天6个不同价格的最大价格： prices = [10, 20, 30, 40, 50, 60] # 遍历价格列表，并找到最大价格 max_price = max(prices) #...

prices = [10, 20, 30, 40, 50, 60] min_price = min(prices) print(min_price) 修改代码可以计算今天6个不同价格的最小价格，并按顺序输出： prices = [10, 20, 30, 40, 50, 60] # 计算最小价格 min_prices = [] for price in prices: if p...

以墨翠和玉是中华民族传统文化中的两件重要艺术品，它们以其独特的风格和意象，成为了中华民族文化的象征。 以墨翠是一种绘画技，其特点是墨点描绘的画面，色彩鲜艳，画面细腻。 玉是一种雕琢技，其特点是精美的雕刻，材质多样，通常以玉器、玉器...

黄金价格对个人投资的影响取决于许多因素，包括个人风险承受能力、投资目标和时间 horizon。 积极影响: 降低投资风险: 黄金价格通常被认为是投资风险较低的资产，因为它具有很高的流动性和低相关性。这意味着，当其他资产价格下跌时，黄金价格通...