--- lang: ja-jp breaks: true --- # Python Pandas DataFrame で行と列を入れ替える 2021-07-26 ```python= display(countBSSID) ``` ```shell= ## BSSID毎の出現回数を算出する... BSSID COUNT 0 00:05:B5:4D:04:A8 13 1 00:05:B5:96:AB:D4 18 2 00:05:B5:E6:11:F9 39 3 00:1A:EB:C9:BF:00 11461 4 00:1A:EB:C9:BF:01 21935 ... ... ... 217 FA:8F:CA:95:0E:DF 11 218 FA:B7:97:00:90:7B 25 219 FC:62:B9:75:3E:68 53 220 FC:87:43:01:55:31 78 221 FE:46:D7:20:10:9B 13 ``` ```python= # 行と列を入れ替える（転置） display(countBSSID.T) ``` ```shell= 0 1 2 3 4 5 6 7 8 9 ... 212 213 214 215 216 217 218 219 220 221 BSSID 00:05:B5:4D:04:A8 00:05:B5:96:AB:D4 00:05:B5:E6:11:F9 00:1A:EB:C9:BF:00 00:1A:EB:C9:BF:01 00:1A:EB:C9:BF:10 00:1A:EB:C9:C1:40 00:1A:EB:C9:C1:41 00:1A:EB:C9:C1:50 00:1A:EB:C9:C1:80 ... F8:B7:97:0D:34:B3 F8:B7:97:A8:57:67 F8:B7:97:F0:11:C7 FA:49:FA:6E:B6:34 FA:62:BC:EF:85:A4 FA:8F:CA:95:0E:DF FA:B7:97:00:90:7B FC:62:B9:75:3E:68 FC:87:43:01:55:31 FE:46:D7:20:10:9B COUNT 13 18 39 11461 21935 180 425 2648 580 13419 ... 14 11 14 18 16 11 25 53 78 13 2 rows × 222 columns ``` ###### tags: `Pandas` `Python` `DataFrame` `行列変換`