python 文件处理seek

myFile=open("score.txt",'w')
print("Name "+myFile.name)
print("Mode "+myFile.mode)
myFile.write("GBJ: 100\nKHD : 99\nBBB :89")
myFile.close()


#Read the file
myFile2=open("score.txt",'r')
print("Reading...\n" + myFile2.read(8)) #read 10
myFile2.seek(0)                                  #重新设置起始位置，在这里等同于myFile2.close（）
print("Reading again..." + myFile2.read(8))