--- # System prepended metadata title: 【wk1314_1126】課外_網路爬蟲_Beautiful Soup --- ```python ## 課本原始檔 import requests, json, os from bs4 import BeautifulSoup url = 'https://store.line.me/stickershop/product/8991459/zh-Hant' #人的日常 html = requests.get(url) html ``` ```python sp = BeautifulSoup(html.text, 'html.parser') sp ``` 人的日常 – LINE貼圖 | LINE STORE

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```python ## 課本原始檔 import requests, json, os from bs4 import BeautifulSoup url = 'https://store.line.me/stickershop/product/8991459/zh-Hant' #人的日常 html = requests.get(url) sp = BeautifulSoup(html.text, 'html.parser') #datas = sp.find_all('li', {'class':'mdCMN09Li FnStickerPreviewItem'}) datas = sp.find_all('li', {'class':'mdCMN09Li FnStickerPreviewItem static-sticker'}) # 建立目錄儲存圖片 images_dir= "line_image/" if not os.path.exists(images_dir): os.mkdir(images_dir) for data in datas: imginfo = json.loads(data.get('data-preview')) id = imginfo['id'] imgfile = requests.get(imginfo['staticUrl']) full_path = images_dir + id + '.png' with open(full_path, 'wb') as f: f.write(imgfile.content) print(full_path) ``` line_image/230054638.png line_image/230054639.png line_image/230054640.png line_image/230054641.png line_image/230054642.png line_image/230054643.png line_image/230054644.png line_image/230054645.png line_image/230054646.png line_image/230054647.png line_image/230054648.png line_image/230054649.png line_image/230054650.png line_image/230054651.png line_image/230054652.png line_image/230054653.png line_image/230054654.png line_image/230054655.png line_image/230054656.png line_image/230054657.png line_image/230054658.png line_image/230054659.png line_image/230054660.png line_image/230054661.png line_image/230054662.png line_image/230054663.png line_image/230054664.png line_image/230054665.png line_image/230054666.png line_image/230054667.png line_image/230054668.png line_image/230054669.png ```python title = sp.find_all('p',{'class':'mdCMN38Item01Ttl'}) #datas = sp.find_all('li', {'class':'mdCMN09Li FnStickerPreviewItem'}) datas = sp.find_all('li', {'class':'mdCMN09Li FnStickerPreviewItem static-sticker'}) n=len(datas) ``` 32 ```python # 建立目錄儲存圖片 images_dir= "line_image/" if not os.path.exists(images_dir): os.mkdir(images_dir) ``` ```python for data in datas: imginfo = json.loads(data.get('data-preview')) id = imginfo['id'] imgfile = requests.get(imginfo['staticUrl']) full_path = images_dir + id + '.png' with open(full_path, 'wb') as f: f.write(imgfile.content) print(full_path,title) ``` line_image/230054669.png [

人的日常

] ```python import os print(os.getcwd()) # 當前工作目錄 ``` C:\Users\user ```python import os def find_file(filename, search_path="."): for root, dirs, files in os.walk(search_path): if filename in files: return os.path.join(root, filename) print(root,"\n",dirs,"\n",files,"\n") return None file_path = find_file("eric py") #檔名自己改 print(file_path) # 自動定位檔案 ``` .\Videos\Captures [] ['desktop.ini'] None ```python import csv with open("input.txt", "r") as infile, open("output.csv", "w", newline="") as outfile: writer = csv.writer(outfile) for line in infile: writer.writerow(line.split()) # 根據需求調整分隔符 ``` --------------------------------------------------------------------------- FileNotFoundError Traceback (most recent call last) Cell In[10], line 3 1 import csv ----> 3 with open("input.txt", "r") as infile, open("output.csv", "w", newline="") as outfile: 4 writer = csv.writer(outfile) 5 for line in infile: File C:\ProgramData\anaconda3\Lib\site-packages\IPython\core\interactiveshell.py:324, in _modified_open(file, *args, **kwargs) 317 if file in {0, 1, 2}: 318 raise ValueError( 319 f"IPython won't let you open fd={file} by default " 320 "as it is likely to crash IPython. If you know what you are doing, " 321 "you can use builtins' open." 322 ) --> 324 return io_open(file, *args, **kwargs) FileNotFoundError: [Errno 2] No such file or directory: 'input.txt' ```python import os def list_all_files(directory): for root, dirs, files in os.walk(directory): print(f"目錄: {root}") for file in files: print(f" - {file}") list_all_files(".") ``` ```python import requests from bs4 import BeautifulSoup response = requests.get("https://store.line.me/stickershop/product/33525/zh-Hant") soup = BeautifulSoup(response.text, "html.parser") # 提取特定內容 for item in soup.find_all("h3"): print(item.text) ``` 好想兔-好運龍來好想兔-愛拼才可愛好想兔-大字貼圖好想兔-搞怪聖誕好想兔-想兔寶寶好想兔-慵慵懶懶好想兔-虎年吉祥賀虎年好想兔-耍寶日常好想兔-日常發揮好想兔-逗趣滿滿好想兔-北藍日常好想兔-一如往常好想兔-嘰哩呱啦好想兔-微笑貼圖好想兔-玉兔迎春迎兔年! 好想兔-你的小公主好想兔-你奈我何好想兔-實用日常相似的貼圖注意事項 ```python ```