importredeffind_matching_strings(pattern,string):matches=re.findall(pattern,string)returnmatches pattern=r'\b[A-Z]\w*\b'string="Hello World! This is a sample string."matching_strings=find_matching_strings(pattern,string)print(matching_strings) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. ...
result = find_matching_char(string, target_char) print(result) # 输出:True 在上面的代码中,我们定义了一个函数find_matching_char,它接受两个参数:string表示待搜索的字符串,target_char表示目标字符。函数通过for循环遍历字符串的每个字符,如果找到匹配的字符,则返回True;如果遍历完整个字符串都没有找到匹配的...
span()) #结果 matching string: 123456 position: (6, 12) 2.3、findall 方法 上面的 match 和 search 方法都是一次匹配,只要找到了一个匹配的结果就返回。然而,在大多数时候,我们需要搜索整个字符串,获得所有匹配的结果。 findall 方法的使用形式如下: findall(string[, pos[, endpos]]) 其中,string 是...
4. How do I find a specific string in Python? To find a specific string in a list in Python, you can use theindex()method to find the index of the first occurrence of the string in the list. For example: my_list=["apple","banana","cherry"]try:index=my_list.index("banana")pri...
{'fyear':'year'},inplace=True)##To define a function to find the closest match. This function applies#Jaro-Winkler, which is one of the most performant and accurate approximate string#matching algorithms currently available [Cohen, et al.]###defget_closest_match(x,list_strings):best_match...
target_string="target"# 目标字符串matching_lines=[]# 存储匹配行的行号forline_number,lineinenumerate(lines):ifline.find(target_string)!=-1:# 使用find()方法检查匹配matching_lines.append(line_number)# 记录匹配行的行号# 使用正则表达式检查匹配# for line_number, line in enumerate(lines):# if re...
re.findall()函数的语法如下: re.findall(pattern, string, flags=0) 以上面尝试匹配show ip int brief输出内容中所有IPv4地址的例子为例: >>> test = '''Router#show ip int b Interface IP-Address OK? Method Status Protocol GigabitEthernet1/1 192.168.121.181 YES NVRAM up up GigabitEthernet1/2 ...
5:re.findall(pattern, string, flags=0) 返回string中所有非重叠的匹配pattern的子串,返回结果为一个列表。如果pattern中具有一个或多个分组,则返回一个分组的列表,如果有多个分组,则列表中每一个元素都是一个元组。 >>> re.findall(r"abc","hhhhhhh") ...
Find the single best match above a score in a list of choices. This is a convenience method which returns the single best choice. Seeextract()for the full arguments list. query: A string to match against choices: A list or dictionary of choices, suitable for use withextract(). ...
x = re.findall("Portugal",txt) print(x) Try it Yourself » The search() Function Thesearch()function searches the string for a match, and returns aMatch objectif there is a match. If there is more than one match, only the first occurrence of the match will be returned: ...