lamda function to get all the lambda function and store them in a database

Alt Coin Scraper

import json
import decimal
import urllib.request

import boto3
dynamodb = boto3.resource('dynamodb')
table = dynamodb.Table('AltCoinHistory')


def lambda_handler(event, context):
    
    url = 'https://api.coinmarketcap.com/v1/ticker/?limit=300'
    response = urllib.request.urlopen(url).read().decode('utf-8')
    cryptos = json.loads(response, parse_float = decimal.Decimal)
    for crypto in cryptos:
        symbol = (crypto['symbol'])
        price_usd = decimal.Decimal(crypto['price_usd'] or 0)
        price_btc = decimal.Decimal(crypto['price_btc'] or 0)
        a24h_volume_usd = decimal.Decimal(crypto['24h_volume_usd'] or 0)
        percent_change_1h = decimal.Decimal(crypto['percent_change_1h'] or 0)
        percent_change_24h = decimal.Decimal(crypto['percent_change_24h'] or 0)
        percent_change_7d = decimal.Decimal(crypto['percent_change_7d'] or 0)
        last_updated = int(crypto['last_updated'] or 0)
        
        
        table.put_item(
           Item={
               'symbol': symbol,
               'last_updated': last_updated,
               'price_usd': price_usd,
               'price_btc': price_btc,
               '24h_volume_usd': a24h_volume_usd,
               'percent_change_1h': percent_change_1h,
               'percent_change_24h': percent_change_24h,
               'percent_change_7d': percent_change_7d,
            })
    return "done"