批量获取QQ表情预览图

qqem.py

# python 3.11

import os
import sys
from urllib import request
import urllib.error

# qqem <startid> <endid> [savepath]
if len(sys.argv)<2:
    print("Usage: qqem <startid> [endid] [savepath]")
    exit(1)

start_id=int(sys.argv[1])
end_id=start_id
save_path="."

if len(sys.argv)>=3:
    end_id=int(sys.argv[2])

if len(sys.argv)>=4:
    save_path=sys.argv[3]

if not os.path.exists(save_path):
    os.mkdir(save_path)

def downloadFromURL(src_url,save_name):
    print("下载\"%s\"到\"%s\"…"%(src_url,save_name))
    try:
        url_file=urllib.request.urlopen(src_url)
        save_file=open(save_name,"wb")
        save_file.write(url_file.read())
        save_file.close()
    except urllib.error.HTTPError as e:
        print("下载失败："+e.reason)

while start_id<=end_id:
    downloadFromURL("https://imgcache.qq.com/club/item/parcel/img/parcel/%d/%d/200x200.png"%(start_id%10,start_id),
                    f"{save_path}/{start_id}.png")
    start_id=start_id+1