Python 数据教程之如何将行转位列、删除指定行、合并多个表（列不一样）

• 将行转位列
• 删除指定行
• 合并多个表（列不一样）

                          0                                                  1
0                   Picture                                                NaN
1            Classification                                        Metamorphic
2               Composition  Light bands: Quartz, Feldspar, Muscovite, Dark...
3  Environment of Formation                 High-grade metamorphism of Granite
4                   Texture                                           Foliated
5       Economic Importance  Flooring, ornamental stones, gravestones, faci...
6           Average Density                                            2.6-2.9

                           0                                                  1
0                    Picture                                             Zircon
1             Classification