Mercurial > cpython-lru_cache-weakref
annotate Lib/glob.py @ 4566:6403c94de50d legacy-trunk
Added safeguard against failure in __del__.
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Wed, 27 Nov 1996 19:39:58 +0000 |
| parents | 03b9f152adb6 |
| children | a50df7f3a10a |
| rev | line source |
|---|---|
| 107 | 1 # Module 'glob' -- filename globbing. |
| 2 | |
| 570 | 3 import os |
| 107 | 4 import fnmatch |
|
574
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
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5 import regex |
| 107 | 6 |
| 570 | 7 |
| 107 | 8 def glob(pathname): |
|
574
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
9 if not has_magic(pathname): |
|
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
10 if os.path.exists(pathname): |
|
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
11 return [pathname] |
|
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
12 else: |
|
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
13 return [] |
| 570 | 14 dirname, basename = os.path.split(pathname) |
| 107 | 15 if has_magic(dirname): |
| 16 list = glob(dirname) | |
| 17 else: | |
| 18 list = [dirname] | |
| 19 if not has_magic(basename): | |
| 20 result = [] | |
| 21 for dirname in list: | |
| 570 | 22 if basename or os.path.isdir(dirname): |
| 23 name = os.path.join(dirname, basename) | |
| 24 if os.path.exists(name): | |
| 107 | 25 result.append(name) |
| 26 else: | |
| 27 result = [] | |
| 28 for dirname in list: | |
| 29 sublist = glob1(dirname, basename) | |
| 30 for name in sublist: | |
| 570 | 31 result.append(os.path.join(dirname, name)) |
| 107 | 32 return result |
| 33 | |
| 34 def glob1(dirname, pattern): | |
| 570 | 35 if not dirname: dirname = os.curdir |
| 107 | 36 try: |
| 570 | 37 names = os.listdir(dirname) |
| 38 except os.error: | |
| 107 | 39 return [] |
| 40 result = [] | |
| 41 for name in names: | |
|
574
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
42 if name[0] != '.' or pattern[0] == '.': |
|
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
43 if fnmatch.fnmatch(name, pattern): |
|
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
44 result.append(name) |
| 107 | 45 return result |
| 46 | |
|
574
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
47 |
|
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
48 magic_check = regex.compile('[*?[]') |
|
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
49 |
| 107 | 50 def has_magic(s): |
|
574
03b9f152adb6
Never return a non-existing pathname.
Guido van Rossum <guido@python.org>
parents:
570
diff
changeset
|
51 return magic_check.search(s) >= 0 |