os.getcwd() Return a string representing the current working directory.

read1(size) Read and return up to size bytes with only one call on the raw stream. If at least one byte is buffered

class time.struct_time The type of the time value sequence returned by gmtime(), localtime(), and

gather() Return the window contents as a string; whether blanks in the window are included is affected by the stripspaces

read(size=-1) Read and return up to size bytes. If the argument is omitted, None, or negative, data is

os.minor(device) Extract the device minor number from a raw device number (usually the st_dev or st_rdev

st_creator Creator of the file.

os.mkfifo(path, mode=0o666, *, dir_fd=None) Create a FIFO (a named pipe) named path with numeric mode mode

os.get_handle_inheritable(handle) Get the “inheritable” flag of the specified handle (a boolean).

os.umask(mask) Set the current numeric umask and return the previous umask.