python 實現將文件中的16進制轉換為10進制

#!/usr/bin/env python3
filename = "zx.txt"
with open(filename) as file:
with open("result.txt",'w') as file2:
for line in file:
line=line.strip('\n')
line1=list(line)
for i in line:
line1.append(int(i,16))
print(line1)
file2.write(str(line1))
file2.write('\n')