from_buffer_copy(source[, offset]) This method creates a ctypes instance, copying the buffer from the source object

class io.RawIOBase Base class for raw binary I/O. It inherits IOBase. There is no public constructor.

class io.IOBase The abstract base class for all I/O classes, acting on streams of bytes. There is no public constructor.

class ctypes._CData This non-public class is the common base class of all ctypes data types. Among other things, all ctypes

platform.machine() Returns the machine type, e.g. 'i386'. An empty string is returned if the value cannot be determined

os.spawnv(mode, path, args) os.spawnve(mode, path, args, env) os.spawnvp(mode, file, args)

os.set_inheritable(fd, inheritable) Set the “inheritable” flag of the specified file descriptor.

os.tcsetpgrp(fd, pg) Set the process group associated with the terminal given by fd (an open file descriptor as returned

os.getgroups() Return list of supplemental group ids associated with the current process. Availability:

os.setpgid(pid, pgrp) Call the system call setpgid() to set the process group id of the process with id pid