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Python GUI Programming Cookbook

You're reading from   Python GUI Programming Cookbook Over 80 object-oriented recipes to help you create mind-blowing GUIs in Python

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Product type Paperback
Published in Dec 2015
Publisher
ISBN-13 9781785283758
Length 350 pages
Edition 1st Edition
Languages
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Author (1):
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Burkhard Meier Burkhard Meier
Author Profile Icon Burkhard Meier
Burkhard Meier
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Toc

Table of Contents (13) Chapters Close

Preface 1. Creating the GUI Form and Adding Widgets FREE CHAPTER 2. Layout Management 3. Look and Feel Customization 4. Data and Classes 5. Matplotlib Charts 6. Threads and Networking 7. Storing Data in Our MySQL Database via Our GUI 8. Internationalization and Testing 9. Extending Our GUI with the wxPython Library 10. Creating Amazing 3D GUIs with PyOpenGL and PyGLet 11. Best Practices Index

Avoiding spaghetti code

In this recipe, we will explore a typical way to create spaghetti code and then we will see a much better way of how to avoid such code.

Note

Spaghetti code is code in which a lot of functionality is intertangled.

Getting ready

We will create a new, simple GUI written in Python using the tkinter built-in Python library.

How to do it...

Having searched online and read the documentation, we might start by writing the following code to create our GUI:

# Spaghetti Code #############################
def PRINTME(me):print(me)
import tkinter 
x=y=z=1
PRINTME(z) 
from tkinter import *
scrolW=30;scrolH=6
win=tkinter.Tk()
if x:chVarUn=tkinter.IntVar()
from tkinter import ttk
WE='WE'
import tkinter.scrolledtext
outputFrame=tkinter.ttk.LabelFrame(win,text=' Type into the scrolled text control: ')
scr=tkinter.scrolledtext.ScrolledText(outputFrame,width=scrolW,height=scrolH,wrap=tkinter.WORD)
e='E'
scr.grid(column=1,row=1,sticky=WE)
outputFrame.grid(column...
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