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<p>我有一个脚本,从一个网站上提取文件,跨文件的关键是相同的</p>
<p>我想从这些文件创建一个字典,在不覆盖键的情况下提取文件</p>
<pre><code>table_information = []
for t in my_url[:5]:
page_detail = requests.get(t)
tree_1 = html.fromstring(page_detail.content)
title = ''.join(tree_1.xpath('//div/h1[@class="title"]/text()'))
Track = title.split(' ')[0].strip()
date = title.split('-')[1].strip()
year = pd.to_datetime('now').year
race_date = pd.to_datetime(date + ' ' + str(year)).strftime('%d/%m/%Y')
table_information.append((race_date,Track))
</code></pre>
<p>上面的代码提取文件并将其附加到列表中</p>
<p>提取的文件如下所示</p>
<pre><code>table_information =
[('Angle', '01/10/2021', ['342m', '342m', '530m', '342m', '342m', '595m', '530m', '342m', '342m', '342m']),
('Ballarat', '02/10/2021', ['390m', '390m', '390m', '390m', '450m', '450m', '450m', '450m', '390m', '390m']),
('Bendigo', '02/10/2021', ['425m', '425m', '425m', '425m', '500m', '500m', '500m', '425m', '425m', '425m', '425m', '425m'])]
</code></pre>
<p>现在我想要一本这种形式的词典</p>
<pre><code> new_dict = { 'Date':['01/10/2021', '02/10/2021', '02/10/2021'],
'Track': ['Angle', 'Ballarat', 'Bendigo'],
'Distance': [['342m', '342m', '530m', '342m', '342m', '595m', '530m', '342m', '342m', '342m'],
['390m', '390m', '390m', '390m', '450m', '450m', '450m', '450m', '390m', '390m'],
['425m', '425m', '425m', '425m', '500m', '500m', '500m', '425m', '425m', '425m', '425m', '425m']]
}
</code></pre>
<p>我试图使用下面的代码创建字典,但我重复了多次。请问我怎样才能做到这一点</p>
<pre><code>greyhound = {}
new_dict = {}
greyhoud['Date'] = [race_date]
greyhoud['Distatnce'] = [Distatnce]
greyhoud['Track'] = [Track]
for k,v in greyhoud.items():
for key in k:
if key in new_dict:
new_dict[k].append(v)
else:
new_dict[k] = [v]
</code></pre>