博客
关于我
python里面读取文件和保存文件的路径
阅读量:671 次
发布时间:2019-03-16

本文共 1231 字,大约阅读时间需要 4 分钟。

Modifying the original content to better meet technical writing standards while removing the requested elements (such as addresses, img tags, etc.):


Pandas and NumPy require absolute paths when reading or saving files, and there are specific format requirements. Below is an example:

data = pd.read_csv('E:/a/b/data.csv')np.savetxt('E:/a/b/data.csv', data, delimiter=',')

Why Absolute Paths?

  • Absolute paths ensure that the same file can be accessed from any working directory, avoiding confusion or file not found errors.
  • They are particularly useful for cross-platform compatibility, as they do not rely on the current working directory’s relative structure.

File path formatting tips:

  • Use double backslashes (\) in Windows environments, while Unix-based systems use single backslashes (\) or forward slashes (\/).
  • Ensure the file name and directory structure are explicitly defined.

Example usage:

import pandas as pdimport numpy as np# Load datadata = pd.read_csv(r'C:\path\to\file\filename.txt')# Save datanp.savetxt(r'C:\path\to\file\filename.txt', data, delimiter=',')

This formatting ensures consistent file access regardless of the operational environment. Always verify file paths before running scripts to prevent errors.

转载地址:http://qqjqz.baihongyu.com/

你可能感兴趣的文章
Netty中的组件是怎么交互的?
查看>>
Netty中集成Protobuf实现Java对象数据传递
查看>>
netty之 定长数据流处理数据粘包问题
查看>>
Netty事件注册机制深入解析
查看>>
netty代理
查看>>
Netty入门使用
查看>>
netty入门,入门代码执行流程,netty主要组件的理解
查看>>
Netty原理分析及实战(一)-同步阻塞模型(BIO)
查看>>
Netty原理分析及实战(三)-高可用服务端搭建
查看>>
Netty原理分析及实战(二)-同步非阻塞模型(NIO)
查看>>
Netty原理分析及实战(四)-客户端与服务端双向通信
查看>>
Netty发送JSON格式字符串数据
查看>>
Netty和Tomcat的区别已经性能对比
查看>>
Netty在IDEA中搭建HelloWorld服务端并对Netty执行流程与重要组件进行介绍
查看>>
Netty基础—1.网络编程基础一
查看>>
Netty基础—1.网络编程基础二
查看>>
Netty基础—2.网络编程基础三
查看>>
Netty基础—2.网络编程基础四
查看>>
Netty基础—3.基础网络协议一
查看>>
Netty基础—3.基础网络协议二
查看>>