python utf-8转化gbk

1. utf-8转化gbk

def ReadFile(filePath,encoding="utf-8"):
    with codecs.open(filePath,"r",encoding) as f:
        return f.read()
  
def WriteFile(filePath,u,encoding="gbk"):
    with codecs.open(filePath,"w",encoding) as f:
        f.write(u)
        
#def WriteFile(filePath,u,encoding="gbk"):
#    with codecs.open(filePath,"wb") as f:
#        f.write(u.encode(encoding,errors="ignore")) 
        
#def UTF8_2_GBK(src,dst):
#    content = ReadFile(src,encoding="utf-8")
#    WriteFile(dst,content,encoding="gbk")
    
def UTF8_2_GBK(src,dst):
    content = ReadFile(src,encoding="utf-8")
    WriteFile(dst,content,encoding="gb18030")