通过列值从.csv文件中删除行？

Question

我试图在添加用户后删除行，其中值== 到'user ['username']'时，在模式1运行时，我尝试使用熊猫，但它不起作用，尝试了许多值，其中任何一个都不起作用，我在做什么错 我正在尝试删除已添加用户名的行，而我为此

苦苦挣扎

$ curl -i -X GET http://localhost:5050/parsing-request-data    
HTTP/1.1 200 OK
content-type: text/plain;charset=UTF-8
content-length: 51

A response returned from GET /parsing-request-data

$ curl -i -X POST http://localhost:5050/parsing-request-data    
HTTP/1.1 200 OK
content-type: text/plain;charset=UTF-8
content-length: 53

A response returned from POST /parsing-request-data

$ curl -i -X GET http://localhost:5050/parsing-request-data/test
HTTP/1.1 200 OK
content-type: text/plain;charset=UTF-8
content-length: 56

A response returned from GET /parsing-request-data/test

我尝试了什么

orders.drop(orders.loc[orders['username'] == user['username']].index, inplace=True)