Python: Start a new process replacing the current process

Last update on April 24 2025 12:37:47 (UTC/GMT +8 hours)

18. Replace Current Process

Write a Python program to start a new process replacing the current process.

Sample Solution:

Python Code :

main.py:

import os
import sys
program = "python"
arguments = ["hello.py"]
print(os.execvp(program, (program,) + tuple(arguments)))
print("Goodbye")

hello.py:

print("Operating System Services Exercises-18")

Sample Output:

Operating System Services Exercises-18

For more Practice: Solve these Related Problems:

Write a Python program to write a string to an in-memory buffer using io.StringIO, retrieve the value, and then clear the buffer.
Write a Python function that writes multiple lines to a buffer, prints the buffer's content, and then discards it by closing the buffer.
Write a Python script to simulate file operations on a memory buffer: write data, read it back, and then reset the buffer to an empty state.
Write a Python program to use an in-memory buffer to temporarily store text, print the content, and then demonstrate that the buffer is empty after discarding.

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Python Code Editor:

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