Python如何删除字符串中所有空格

def remove(string): 
    return string.replace(" ", "");
    
string = ' H  E  L  L  O  ! ';
print("原字符串："+string) ;
print("\n新字符串："+remove(string)) ;

def remove(string): 
     return "".join(string.split());

string = 'w  o  r  l  d ';
print("原字符串："+string) ;
print("\n新字符串："+remove(string)) ;

#导入re 模块
import re
def remove(string): 
    pattern = re.compile(r'\s+');
    return re.sub(pattern,'', string);

string = 'P  y  t  h  o  n';
print("原字符串："+string);
print("\n新字符串："+remove(string)) ;