Example Analysis of Python location Index

This article will explain in detail the example analysis of the Python location index. The editor thinks it is very practical, so I share it for you as a reference. I hope you can get something after reading this article.

Description

1. Location index (df.iloc [...]) The location of the slice needs to be determined.

2. The location index uses iloc to pass in the position of the row or column, with the row position before the comma and the column position after the comma. The index position starts at 0, opens on the left and closes the right.

Example

Mask = df ['A'] = = 'foo'pos = np.flatnonzero (mask) df.iloc [pos] A B C D0 foo one 0 02 foo two 2 44 foo two 4 86 foo one 6127 foo three 7 14 this article on "sample Analysis of Python location Index" is shared here. I hope the above content can be helpful to you, so that you can learn more knowledge, if you think the article is good. Please share it for more people to see.