pubmed 爬虫

最后发布时间:2022-08-25 13:56:36 浏览量:
import requests
import pandas as pd
from bs4 import BeautifulSoup

df = pd.DataFrame(columns=['title','url','abstract'])


def get_pubmed(keyword, page):
    url = 'https://pubmed.ncbi.nlm.nih.gov'
    rep = requests.get(f'{url}/?term={keyword}&page={page}')
    html = BeautifulSoup(rep.text, features='html.parser')
    li = html.find_all(class_='docsum-title')
    if len(li):
        for index, item in enumerate(li):
            print(item.text.strip())
            print(url+item['href'])
            rep_content = requests.get(url+item['href'])
            html_content = BeautifulSoup(rep_content.text, features='html.parser')
            abstract = html_content.find_all(class_='abstract-content')
            print(abstract[0].text)
            df.loc[len(df.index)] = [item.text.strip(), url+item['href'], abstract[0].text]
        return True
    return False
for page in range(1):
    get_pubmed("metagenomic", page+1)
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