Python-根据列值删除Pandas中的DataFrame行

Z时代
2024-01-10
分类：问答

我有以下DataFrame：

daysago line_race rating rw wrating line_date 2007-03-31 62 11 56 1.000000 56.000000 2007-03-10 83 11 67 1.000000 67.000000 2007-02-10 111 9 66 1.000000 66.000000 2007-01-13 139 10 83 0.880678 73.096278 2006-12-23 160 10 88 0.793033 69.786942 2006-11-09 204 9 52 0.636655 33.106077 2006-10-22 222 8 66 0.581946 38.408408 2006-09-29 245 9 70 0.518825 36.317752 2006-09-16 258 11 68 0.486226 33.063381 2006-08-30 275 8 72 0.446667 32.160051 2006-02-11 475 5 65 0.164591 10.698423 2006-01-13 504 0 70 0.142409 9.968634 2006-01-02 515 0 64 0.134800 8.627219 2005-12-06 542 0 70 0.117803 8.246238 2005-11-29 549 0 70 0.113758 7.963072 2005-11-22 556 0 -1 0.109852 -0.109852 2005-11-01 577 0 -1 0.098919 -0.098919 2005-10-20 589 0 -1 0.093168 -0.093168 2005-09-27 612 0 -1 0.083063 -0.083063 2005-09-07 632 0 -1 0.075171 -0.075171 2005-06-12 719 0 69 0.048690 3.359623 2005-05-29 733 0 -1 0.045404 -0.045404 2005-05-02 760 0 -1 0.039679 -0.039679 2005-04-02 790 0 -1 0.034160 -0.034160 2005-03-13 810 0 -1 0.030915 -0.030915 2004-11-09 934 0 -1 0.016647 -0.016647

我需要删除line_race等于的行0。最有效的方法是什么？