bpo-39567: Document audit for os.walk, os.fwalk, Path.glob and Path.rglob. (pythonGH-18499)

Author: serhiy-storchaka

Doc/library/os.rst

@@ -3053,6 +3053,8 @@ features:
           for name in dirs:
               os.rmdir(os.path.join(root, name))
 
+   .. audit-event:: os.walk top,topdown,onerror,followlinks os.walk
+
    .. versionchanged:: 3.5
       This function now calls :func:`os.scandir` instead of :func:`os.listdir`,
       making it faster by reducing the number of calls to :func:`os.stat`.
@@ -3112,6 +3114,8 @@ features:
           for name in dirs:
               os.rmdir(name, dir_fd=rootfd)
 
+   .. audit-event:: os.fwalk top,topdown,onerror,follow_symlinks,dir_fd os.fwalk
+
    .. availability:: Unix.
 
    .. versionadded:: 3.3

Doc/library/pathlib.rst

@@ -763,6 +763,8 @@ call fails (for example because the path doesn't exist).
       Using the "``**``" pattern in large directory trees may consume
       an inordinate amount of time.
 
+   .. audit-event:: pathlib.Path.glob self,pattern pathlib.Path.glob
+
 
 .. method:: Path.group()
 
@@ -1025,6 +1027,8 @@ call fails (for example because the path doesn't exist).
        PosixPath('setup.py'),
        PosixPath('test_pathlib.py')]
 
+   .. audit-event:: pathlib.Path.rglob self,pattern pathlib.Path.rglob
+
 
 .. method:: Path.rmdir()