Python - File fileno() Method
The Python file fileno() method returns the file descriptor of the file stream as a number. The method raises an exception if the operating system does not use a file descriptor.
Syntax
file.fileno()
Parameters
No parameter is required.
Return Value
Returns the file descriptor of the file stream as a number.
Example: Close an opened file in Python
In the example below, Python fileno() method returns the file descriptor of the file stream MyFile.
MyFile = open("test.txt", "w+")
#file descriptor of the file stream
x = MyFile.fileno()
print(x)
The output of the above code will be:
3
❮ Python File Handling Methods
