os.forkpty() Fork a child process, using a new pseudo-terminal as the child’s controlling terminal. Return a pair of (pid

time.altzone The offset of the local DST timezone, in seconds west of UTC, if one is defined. This is negative if the local

class io.BytesIO([initial_bytes]) A stream implementation using an in-memory bytes buffer. It inherits BufferedIOBase

os.WCOREDUMP(status) Return True if a core dump was generated for the process, otherwise return False

ctypes.addressof(obj) Returns the address of the memory buffer as integer. obj must be an instance of a ctypes type

os.waitpid(pid, options) The details of this function differ on Unix and Windows. On Unix: Wait

platform.java_ver(release='', vendor='', vminfo=('', '', ''), osinfo=('', '', '')) Version interface for Jython.

stat(*, follow_symlinks=True) Return a stat_result object for this entry. This method follows symbolic links by

os.putenv(key, value) Set the environment variable named key to the string value. Such changes to the environment

os.sched_setparam(pid, param) Set a scheduling parameters for the process with PID pid. A pid of 0 means the