Section 14.9. Related Modules

14.9. Related Modules In Table 14.9 you will find a list of modules other than os and sys that relate to the execution environment theme of this chapter. Table 14.9. Execution Environment Related Modules Module Description atexit[a] Registers handlers to execute when Python interpreter exits popen2 Provides additional functionality on top of os.popen(): provides ability to communicate via standard files to the other process; use subprocess for Python 2.4 and newer) commands Provides additional functionality on top of os.system(): saves all program output in a string which is returned (as opposed to just dumping output to the screen); use subprocess for Python 2.4 and newer) getopt Processes options and command-line arguments in such applications site Processes site-specific modules or packages platform[b] Attributes of the underlying platform and architecture subprocess[c] Subprocess management (intended to replace old functions and modules such as os.system(), os.spawn*(), os.popen*(), popen2.*, commands.*) [a] New in Python 2.0. [b] New in Python 2.3. [c] New in Python 2.4.