E: Sub-process /usr/bin/dpkg returned an error code (1) 解决办法

问题：

sudo apt-get install
python-xlwt python-mysqldb python-pymssql

E: Sub-process /usr/bin/dpkg returned an error code (1)

解决办法：

cd /var/lib/dpkg

mv info info.bak(备份info,info.bak任意名字)

然后重新sudo apt-get install python-xlwt python-mysqldb python-pymssql

ok.