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2a691a8149
svn+ssh://pythondev@svn.python.org/python/trunk ........ r62021 | benjamin.peterson | 2008-03-28 18:11:01 -0500 (Fri, 28 Mar 2008) | 2 lines NIL => NULL ........ r62029 | amaury.forgeotdarc | 2008-03-28 20:42:31 -0500 (Fri, 28 Mar 2008) | 3 lines Correctly call the base class tearDown(); otherwise running test_logging twice produce the errors we see on all buildbots ........ r62035 | raymond.hettinger | 2008-03-29 05:42:07 -0500 (Sat, 29 Mar 2008) | 1 line Be explicit about what efficient means. ........ r62036 | georg.brandl | 2008-03-29 06:46:18 -0500 (Sat, 29 Mar 2008) | 2 lines Fix capitalization. ........ r62037 | amaury.forgeotdarc | 2008-03-29 07:42:54 -0500 (Sat, 29 Mar 2008) | 5 lines lib2to3 should install a logging handler only when run as a main program, not when used as a library. This may please the buildbots, which fail when test_lib2to3 is run before test_logging. ........ r62043 | benjamin.peterson | 2008-03-29 10:24:25 -0500 (Sat, 29 Mar 2008) | 3 lines #2503 make singletons compared with "is" not == or != Thanks to Wummel for the patch ........ r62044 | gerhard.haering | 2008-03-29 14:11:52 -0500 (Sat, 29 Mar 2008) | 2 lines Documented the lastrowid attribute. ........ r62052 | benjamin.peterson | 2008-03-30 14:35:10 -0500 (Sun, 30 Mar 2008) | 2 lines Updated README regarding doc formats ........ r62053 | georg.brandl | 2008-03-30 14:41:39 -0500 (Sun, 30 Mar 2008) | 2 lines The other download formats will be available for 2.6 too. ........
66 lines
1.5 KiB
Python
Executable file
66 lines
1.5 KiB
Python
Executable file
# A wrapper around the (optional) built-in class dbm, supporting keys
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# and values of almost any type instead of just string.
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# (Actually, this works only for keys and values that can be read back
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# correctly after being converted to a string.)
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class Dbm:
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def __init__(self, filename, mode, perm):
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import dbm
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self.db = dbm.open(filename, mode, perm)
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def __repr__(self):
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s = ''
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for key in self.keys():
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t = repr(key) + ': ' + repr(self[key])
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if s: t = ', ' + t
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s = s + t
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return '{' + s + '}'
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def __len__(self):
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return len(self.db)
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def __getitem__(self, key):
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return eval(self.db[repr(key)])
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def __setitem__(self, key, value):
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self.db[repr(key)] = repr(value)
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def __delitem__(self, key):
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del self.db[repr(key)]
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def keys(self):
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res = []
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for key in self.db.keys():
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res.append(eval(key))
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return res
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def has_key(self, key):
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return repr(key) in self.db
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def test():
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d = Dbm('@dbm', 'rw', 0o600)
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print(d)
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while 1:
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try:
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key = eval(input('key: '))
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if key in d:
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value = d[key]
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print('currently:', value)
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value = eval(input('value: '))
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if value is None:
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del d[key]
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else:
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d[key] = value
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except KeyboardInterrupt:
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print('')
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print(d)
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except EOFError:
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print('[eof]')
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break
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print(d)
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test()
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