Year 10 Text Files

Do Now:

Paper 1 - programming > Reading and Writing to files > Do Now

​Big Question: How can we use Python to read from and write to text files efficiently?

​Lesson Objectives:

Understand the structure and purpose of text files. Learn how to read data from a text file using Python.

Gain proficiency in writing data to a text file using Python.

Develop error handling skills when working with text files.

Apply file handling techniques to solve practical problems.

​Key words:

Text files, Read, Write, File handling, Open() Modes (read, write, append), Error handling, Data manipulation

​https://trinket.io/python/99684f6524

​https://www.youtube.com/watch?v=DFxeKaRuFcU

​Questions ahead...

Multiple Choice

This command will open file = open("mytext.txt", "r")

• To read the file

• To append to the file

• To write to the file

Multiple Choice

This command will open file = open("mytext.txt", "w")

• To read the file

• To append to the file

• To write to the file

Multiple Choice

If I want to add to the end of a text file, I should:

• file = open("file.txt", "w")

• file = open("file.txt", "a")

• file = open("file.txt", "w+")

• file = open("file.txt", "s")

Multiple Select

Which of these will generate an error?

• file.write("writing")

• file..write(writing)

• file.write("writing",writing)

• file.writetofile()

Multiple Select

How do you close the file?

• file = close

• file.close

• close = file()

Multiple Select

Why do we close txt files after we are done with them?

• This frees up any memory used by having it open

• It makes no difference if its closed or not

• Once closed, the file cannot be read from or written to without opening it again

• It's easier to write to once it's closed

​Go to class notebook

Complete challenges