Python 3 -File close() Method

---

Description

The method close() closes the opened file. A closed file cannot be read or written any more. Any operation, which requires that the file be opened will raise a ValueError after the file has been closed. Calling close() more than once is allowed.

Python automatically closes a file when the reference object of a file is reassigned to another file. It is a good practice to use the close() method to close a file.

Syntax

Following is the syntax for close() method −

fileObject.close()

Parameters

NA

Return Value

This method does not return any value.

Example

The following example shows the usage of close() method.

#!/usr/bin/python3

# Open a file
fo = open("foo.txt", "wb")
print ("Name of the file: ", fo.name)

# Close opened file
fo.close()

Result

When we run the above program, it produces the following result −

Name of the file:  foo.txt