Mercurial > cpython-lru_cache-weakref
diff Misc/FAQ @ 4543:e52054440efc legacy-trunk
Added os.remove()/unlink(), rmdir(), rename(), and [f]truncate().
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Thu, 14 Nov 1996 14:10:11 +0000 |
| parents | 652303ef926b |
| children | ea458933fc2a |
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--- a/Misc/FAQ Wed Nov 13 15:06:24 1996 +0000 +++ b/Misc/FAQ Thu Nov 14 14:10:11 1996 +0000 @@ -179,6 +179,7 @@ 4.39. Q. How to implement persistent objects in Python? (Persistent == automatically saved to and restored from disk.) 4.40. Q. I try to use __spam and I get an error about _SomeClassName__spam. + 4.41. Q. How do I delete a file? And other file questions. 5. Extending Python 5.1. Q. Can I create my own functions in C? @@ -1708,6 +1709,22 @@ simple but effective way to define class private variables. See the chapter "New in Release 1.4" in the Python Tutorial. +4.41. Q. How do I delete a file? And other file questions. + +A. Use os.remove(filename) or os.unlink(filename); for documentation, +see the posix section of the library manual. They are the same, +unlink() is simply the Unix name for this function. In earlier +versions of Python, only os.unlink() was available. + +To remove a directory, use os.rmdir(); use os.mkdir() to create one. + +To rename a file, use os.rename(). + +To truncate a file, open it using f = open(filename, "w+"), and use +f.truncate(offset); offset defaults to the current seek position. +There's also os.ftruncate(fd, offset) for files opened with os.open() +-- for advanced Unix hacks only. + 5. Extending Python ===================
