Engineer DC Competency Date Effort
Engineer-1 Center-1 Electronics 17-Aug-15 6
Engineer-2 Center-1 Software 13-Aug-15 5
Engineer-3 Center-1 Mechanical 17-Aug-15 6
Engineer-4 Center-1 Testing 17-Aug-15 7
Engineer-5 Center-1 Firmware 17-Aug-15 5
Engineer-4 Center-2 Testing 18-Aug-15 6
Engineer-5 Center-2 Firmware 13-Aug-15 7
Engineer-2 Center-3 Software 18-Aug-15 7
Engineer-3 Center-3 Mechanical 19-Aug-15 6
Engineer-4 Center-3 Testing 19-Aug-15 5
Engineer-2 Center-4 Software 13-Aug-15 4
Engineer-3 Center-4 Mechanical 20-Aug-15 7
Engineer-4 Center-4 Testing 20-Aug-15 6
Engineer-1 Center-5 Electronics 20-Aug-15 5
以下是excel表中的数据，如何分离独特的工程师名称以及每位工程师的工作量和每位工程师的总工作量
expected output like this-------
total effort(effort of each engineer in current week)
Engineer-1 11
Engineer-2 16
Engineer-3 18
Engineer-4 18
Engineer-5 12
我应该使用xlrd使用python代码编写，这里的Engineer-1应该是独立的，而工程师2对于每个工程师来说应该是这样的，我们在第34次花费的总时间是这样的一周