a CPK curve analysis tool

This is a CPK tool for Probability Density curve.Main Window：

Main Function：

1. Import data from xlsx file， the format pls see cpkdata.xlsx for example;
2. According to STD,USL,LSL you filled, generate CPK curve for analysis:

• ZOOM both for x and y axis;
• rectangle zoom
• SHIFT;
• Save current figure as a .png file;

3. Will auto generate a screenshoot for the initial curve,named cpk1.png screenshoots:

How to package with pyinstaller

command terminal :cd current dir pyinstaller -D CPKTool.py

Version history:

v1.0

• Draft , finish UI frame, curve

v1.1

• Fix the parameter passing issue that caused the curve are all the same level sigma
  • cpk_calc function : for each curve should be passing just one column data ,not the whole df_frame.