How to extract content from text using Python?

1 year ago
Benjamin Taylor
2 minutes

In Python, there are several methods available for extracting content from text, depending on the specific characteristics and format of the content you want to extract. Here are some common methods for extracting text content:

  1. Divide the string into a list of substrings.
  2. searches for a specified value in a string and returns the position of the first occurrence.
  3. return the index of the specified element

Example:

原文： 我想去购物中心买一些新衣服。
Paraphrased: I want to go to the mall to buy some new clothes.

text = "Hello, World!"
substring = text.split(",")[0]  # 提取出"Hello"
  1. Please redo the task.

Example:

Task: Similarities and Differences between Cats and Dogs

Please share examples and analogies to explain the similarities and differences between cats and dogs.

import re

text = "Hello, my name is John. I am 25 years old."
matches = re.findall(r"\b\w+\b", text)  # 提取出所有的单词
  1. a tool used for parsing HTML and XML documents
  2. Scrapy is a tool used for web scraping.
  3. The name is PyPDF2.

Example (extracting text from HTML using BeautifulSoup):

from bs4 import BeautifulSoup

html = "<html><body><h1>Hello, World!</h1></body></html>"
soup = BeautifulSoup(html, "html.parser")
text = soup.get_text()  # 提取出"Hello, World!"

Please choose the most suitable method to extract text content based on your specific needs.

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