Checking for a "word"Note that up to this point we've been checking for substrings... but what if you actually need to check for a word within a string?What's the difference? Well, say we look for the word cat i
text=text.translate(str.maketrans('','',string.punctuation))# 转换为小写 text=text.lower()# 去除停用词 stop_words=set(stopwords.words('english'))words=text.split()filtered_text=' '.join([wordforwordinwordsifword notinstop_words])# 词干提取 stemmer=PorterStemmer()stemmed_text=' '.join([...
we have to call it on the string that’ll be used for joining. In this case, we’re using a string with a space in it. The method receives a list of strings and returns one string with each of the strings joined by the initial string. Let’s check its functionality with...
Use the if/in Statement in Python to Check the String if It Contains a WordIf we want to check whether a given string contains a specified word in it or not, we can use the if/in statement in Python. The if/in statement returns True if the word is present in the string and False...
# 创建一个包含1到5的平方的列表 squares = [x**2 for x in range(1, 6)] print(squares) # 输出: [1, 4, 9, 16, 25] # 筛选出长度大于等于5的字符串 words = ["apple", "banana", "cherry", "date", "elderberry"] filtered_words = [word for word in words if len(word) >= 5]...
m = p.match('string goes here')ifm:print('Match found: ', m.group())else:print('No match') match方法和search方法返回Match对象;findall返回匹配字符串的列表,即所有匹配项: >>>importre>>>p = re.compile(r'\d+')>>>p.findall('11 people eat 24 apples ,every people eat 2 apples.'...
``` # Python script to count words in a text file def count_words(file_path): with open(file_path, 'r') as f: text = f.read() word_count = len(text.split()) return word_count ``` 说明: 此Python脚本读取一个文本文件并计算它包含的单词数。它可用于快速分析文本文档的内容或跟踪写作...
```# Python script to generate random textimport randomimport stringdef generate_random_text(length):letters = string.ascii_letters + string.digits + string.punctuationrandom_text = ''.join(random.choice(letters) for i in range(le...
from docx import Document # 打开一个已存在的Word文档 doc = Document('这是一个文档.docx') paragraph2 = doc.paragraphs[1] runs = paragraph2.runs for run in runs: print(run.text) 3、读取表格内容 for table in doc.tables: # 遍历表格的每一行 for row in table.rows: # 遍历行中的每一个...
这行代码输出The word '{target_word}' is not found in the text.,其中{target_word}会被替换为真正的target_word的值。 4. 示例运行 我们来运行一下完整的代码,看看结果如何。完整代码如下: text="This is a sample text."target_word="sample"iftarget_wordintext:print(f"The word '{target_word}'...