Mapping column value based on another column in python
问题 I am trying to change column value depends from the other column along its row then merge it to an existing excel file using the ADSL column as my key. I have a Data like this: ADSL Status Result 2/134 WO No Server Answer 1/239 WO Faulty 2/94 FA Number 2/321 SP Voltage This is an actual data, the Status column has three possible value [WO, FA, SP] each value has equivalent Result value. example: Status Equivalent Result Value Battery Tone Engage WO No Dial Tone No Server Answer No Voltage