Get cryptocurrency year price history data

main.py

import requests
import csv
from datetime import datetime

# 设置 id 和 range 参数
id = 1 # BTC
# id = 1027 # ETH
start = 2022
end = 2022 + 1

start_timestamp = int(datetime(start, 1, 1).timestamp())
end_timestamp = int(datetime(end, 1, 1).timestamp())

# 获取 API 数据
url = 'https://api.coinmarketcap.com/data-api/v3/cryptocurrency/detail/chart'
params = {
    'id': id,
    'range': f'{start_timestamp}~{end_timestamp}'
}
response = requests.get(url, params=params)

# 解析数据
data = response.json()

# 创建 csv 文件
with open(str(id) + '.csv', 'w', newline='') as f:
    writer = csv.writer(f)
    # 写入 csv 文件的头
    writer.writerow(['date', 'v[0]', 'index'])

    # 遍历 points
    for timestamp, point in data['data']['points'].items():
        # 转换时间戳为日期
        date = datetime.fromtimestamp(int(timestamp)).strftime('%Y-%m-%d')
        # 计算 index        
        index = round(point['v'][0] / data['data']['points'][next(iter(data['data']['points']))]['v'][0], 2)
        # 写入 csv 文件
        writer.writerow([date, round(point['v'][0], 2), index])