使用strip()方法去除字符串两端的空格:
s = " hello world "print(s.strip())# Output: "hello world"使用replace()方法替换空格:s = " hello world "print(s.replace(" ", ""))# Output: "helloworld"使用join()方法和split()方法去除所有空格:s = " hello world "print("".join(s.split()))# Output: "helloworld"使用正则表达式re.sub()去除所有空格:import res = " hello world "print(re.sub(r"\s+", "", s))# Output: "helloworld" 



