Python Beginner - Module 6 - Dave & Alison 01

Sampai juga kita di module ke 6 dan video ke 9 dari Dave Gray, pelajaran Python for beginner. 

Image Python for beginner (credit to Google)

Module 6, Chapter 1

File Handling: Files and the Object Oriented Approach | File Handling | Alison

Kita akan bicara tentang data.txt dan cara membukanya.

data.txt

hello

abc

123

kemudian data.txt dibuka file.read

with open('files/data.txt', 'r') as file:

    data = file.read()

    print(data)

Run Python File:

hello

abc

123

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Module 6, Chapter 2

Write to File: Files and the Object Oriented Approach | File Handling | Alison

write file

userInput = input('Enter your message : ')

with open('files/data.txt', 'w') as file:

    file.write(userInput)

Run Python File:

Enter your message : apa kabar

data.txt....> berubah:

apa kabar

w menjadi a

userInput = input('Enter your message : ')

with open('files/data.txt', 'a') as file:

    file.write(userInput + '\n')

Run Python File:

Enter your message : test

data.txt....> berubah:

apa kabartest

Run sekali lagi, berubah:

apa kabartest

 test2

Which of the following are file opening modes? Choose three.

- a+

- w+

- rb

-------------------------------------------------

Module 6, chapter 3: Files and the Object Oriented Approach | Binary Files | Alison

Binary File:

- difficult to access

- not use python directly, but Pickle

- use dictionary : { }

- load ...> to read (r)

- dump ...> to write (w)

Which of the following file opening modes is used for binary files? Drag the correct answer into the space provided:

- wb

--------------------------

Module 6, Chapter 4: Files and the Object Oriented Approach | Python Classes | Alison

Classes

Module 6, Chapter .

subclass

Which of the following is written in the pascal case format? Choose one.

- ThisIsPascalCase

---------------------------------------------

Module 6, Chapter 5, 6, 7, 8

Type of Variable & Methods: Files & Object Oriented Approach | Variables & Method Types | Alison

Di sini kita tentang variable & Methods

Which of these is a type of variable? Drag the correct answer into the space provided.

- instance variable

True or False: Every class method you construct in an object-oriented approach will always take "self" as an argument.

- True

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Chapter 8, Final Project; Course Project | The Voice Assistant AI | Alison

KIta akan membuat

The followings are the key points from this module:

The following are the file opening modes mentioned in the module:

 w, a, r, w+,a+, r+. -- These are used for text files.

WHILE:

 rb, wb. -- These are used for binary files. 

The pascal case is written as thus -- ThisIsPascalCase.

The following are the variable types mentioned earlier in the module: 

• Instance variable.
• Static variable. 

Polymorphism is the ability to accept multiple forms of objects into a specific class.

Every method you construct in an object-oriented approach take "self" as an argument. 

Course assessment: Course assessment - Python for Beginners - Course Assessment | en - 3658 - 121817 (alison.com)

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