python-3.x - Python Beautiful Soup（不确定如何解析特定元素）

Question

我不知道该怎么做。我试图从下面的 HTML 中获取“可用性”（真或假）部分和大小。它们都位于第一行。

每个“可用性”都针对特定的“大小”。有没有什么办法可以用漂亮的汤来获得大小和可用性？

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  $(document).on('ready',function(){

    // Add fallback 'max' data attributes to quantites
    $(qtyClass).attr('max',cartMax);

非常感谢，任何帮助表示赞赏！

标签： python-3.xparsingweb-scrapingbeautifulsoup

Answer 1

这不是常见的 html 内容，因此 Beautifulsoup 不起作用。您可以使用 re 模块，如下所示：

import re
import json
a="""
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  $(document).on('ready',function(){

    // Add fallback 'max' data attributes to quantites
    $(qtyClass).attr('max',cartMax);
"""
text = re.findall('{"id":.*?}',a)
for dic in text:
    availability = json.loads(dic)
    print(availability)

你会得到这样的所有json：

{'id': 17531475427397, 'title': '3', 'option1': '3', 'option2': None, 'option3': None, 'sku': '98165432', 'requires_shipping': True, 'taxable': True, 'featured_image': None, 'available': False, 'name': 'adidas Originals x Pharrell Williams Solar HU NMD - White / Green - 3', 'public_title': '3', 'options': ['3'], 'price': 25000, 'weight': 1361, 'compare_at_price': 0, 'inventory_quantity': 0, 'inventory_management': 'shopify', 'inventory_policy': 'deny', 'barcode': None}
{'id': 17531475460165, 'title': '3.5', 'option1': '3.5', 'option2': None, 'option3': None, 'sku': '98165433', 'requires_shipping': True, 'taxable': True, 'featured_image': None, 'available': False, 'name': 'adidas Originals x Pharrell Williams Solar HU NMD - White / Green - 3.5', 'public_title': '3.5', 'options': ['3.5'], 'price': 25000, 'weight': 1361, 'compare_at_price': 0, 'inventory_quantity': 0, 'inventory_management': 'shopify', 'inventory_policy': 'deny', 'barcode': None}
{'id': 17531475492933, 'title': '4', 'option1': '4', 'option2': None, 'option3': None, 'sku': '192610322938', 'requires_shipping': True, 'taxable': True, 'featured_image': None, 'available': False, 'name': 'adidas Originals x Pharrell Williams Solar HU NMD - White / Green - 4', 'public_title': '4', 'options': ['4'], 'price': 25000, 'weight': 1361, 'compare_at_price': 0, 'inventory_quantity': 0, 'inventory_management': 'shopify', 'inventory_policy': 'deny', 'barcode': None}

那么您可以获得特定“大小”的每个“可用性”。但我不明白“大小”。