從文件中讀出的一個(gè)漢字字符串用這個(gè)句話判斷是否包含回車：pythonif'\n'inmystring:printtype(mystring)#mystring.replace('\n','')#doesnotworkmystring.replace(u'\n',u'')#doesnotworkmystring.encode("gbk")mystring.replace("\n","")#doesnotworkmystring.encode("utf-8")mystring.replace("\n","")#doesnotworkmystring.encode("ascii")mystring.replace("\n","")#UnicodeEncodeError:'ascii'codeccan'tencodecharactersinposition0-20printmystring這該如何是好？請(qǐng)指教！