Any user can increase the niceness of the process but only a superuser can decrease the niceness of a process.
Note: os.nice() method is only available on UNIX platforms. A process with a lower niceness or nice value is given higher priority and more CPU time while a process with a higher nice value is given a lower priority and less CPU time. The niceness of process range between -20 to 19 (both inclusive). Niceness or nice value is set of guidelines for the CPU to follow when a process wants to get CPU time in order to executes its job. Os.nice() method in Python is used to increment the process’s niceness by specified value. This module provides a portable way of using operating system dependent functionality.Īll functions in os module raise OSError in the case of invalid or inaccessible file names and paths, or other arguments that have the correct type, but are not accepted by the operating system. OS comes under Python’s standard utility modules. OS module in Python provides functions for interacting with the operating system. Python program to convert a list to string.
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