Thursday, July 23, 2020

Python File fileno() Method with example



Hello guys! Welcome back to another section of my tutorial on Python. In this tutorial guide, we are going to be discussing about Python File fileno() method.

Python file fileno() method returns the integer file descriptor which is used by the basic implementation in requesting I/O operations from the operating system

Syntax

The following below is the syntax for Python File fileno() method -

fileObject.fileno( );


Parameter Details

  • NA

Return Value

It returns the integer file descriptor.

Example

The following below is a simple example -

#!/usr/bin/python

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

fid = fo.fileno()
print "File Descriptor: ", fid

# Close opend file
fo.close()

Output
When the above code is executed, it will produce the following result -

Name of the file:  foo.txt
File Descriptor:  3


Alright guys! This is where we are rounding up for this tutorial post. In my next tutorial, we are going to be studying about the Python File isatty Method.

Feel free to ask your questions where necessary and i will attend to them as soon as possible. If this tutorial was helpful to you, you can use the share button to share this tutorial.

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Thanks for reading and bye for now.
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