.truncate()

The .truncate() file method allows the user to resize the file to a given number of bytes when the file is accessed through the append mode.

Syntax

file.truncate(n)

Example

Use .truncate() to change the size of the gullivers_travels.txt file from 603,908 bytes to 100:

f = open("gullivers_travels.txt", "a")

f.truncate(100)
f.close()

f = open("gullivers_travels.txt", "r")

print(f.read())

Codebyte Example

In this example .truncate() is used on my_one_liner.txt reducing the size by two bytes or two characters:

Code
Output
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Run