Mention specific exceptions instead of OSError where appropriate.
diff --git a/Doc/library/pathlib.rst b/Doc/library/pathlib.rst
index 7148667..3aa9d4b 100644
--- a/Doc/library/pathlib.rst
+++ b/Doc/library/pathlib.rst
@@ -765,14 +765,15 @@
Create a new directory at this given path. If *mode* is given, it is
combined with the process' ``umask`` value to determine the file mode
- and access flags. If the path already exists, :exc:`OSError` is raised.
+ and access flags. If the path already exists, :exc:`FileExistsError`
+ is raised.
If *parents* is true, any missing parents of this path are created
as needed; they are created with the default permissions without taking
*mode* into account (mimicking the POSIX ``mkdir -p`` command).
If *parents* is false (the default), a missing parent raises
- :exc:`OSError`.
+ :exc:`FileNotFoundError`.
.. method:: Path.open(mode='r', buffering=-1, encoding=None, errors=None, newline=None)
@@ -879,7 +880,7 @@
with the process' ``umask`` value to determine the file mode and access
flags. If the file already exists, the function succeeds if *exist_ok*
is true (and its modification time is updated to the current time),
- otherwise :exc:`OSError` is raised.
+ otherwise :exc:`FileExistsError` is raised.
.. method:: Path.unlink()