实例如下：
# -*- coding: utf-8 -*-
"""
Spyder Editor
This temporary scr ipt file is located here:
C:\Users\user\.spyder2\.temp.py
"""
"""
Show how to modify the coordinate formatter to report the image "z"
value of the nearest pixel given x and y
V1.1.1
本文研究的主要是python处理csv数据动态显示曲线，分享了实现代码，具体如下。
代码：
# -*- coding: utf-8 -*-
Spyder Editor
This temporary scr ipt file is located here:
C:\Users\user\.spyder2\.temp.py
Show how to modify the coordinate formatter to report the image z
value of the neare
