FM / classes

/usr/lib64/python2.6/Demo/classes

Name	Size	Mode	Actions
bitvec.py	10495	0644	edit dl rm
bitvec.pyc	10408	0644	edit dl rm
bitvec.pyo	10408	0644	edit dl rm
Complex.py	9954	0644	edit dl rm
Complex.pyc	10074	0644	edit dl rm
Complex.pyo	10074	0644	edit dl rm
Dates.py	7821	0644	edit dl rm
Dates.pyc	7399	0644	edit dl rm
Dates.pyo	7399	0644	edit dl rm
Dbm.py	1574	0644	edit dl rm
Dbm.pyc	2533	0644	edit dl rm
Dbm.pyo	2533	0644	edit dl rm
Range.py	3126	0644	edit dl rm
Range.pyc	4123	0644	edit dl rm
Range.pyo	4123	0644	edit dl rm
README	522	0644	edit dl rm
Rev.py	2052	0644	edit dl rm
Rev.pyc	2890	0644	edit dl rm
Rev.pyo	2890	0644	edit dl rm
Vec.py	1000	0644	edit dl rm
Vec.pyc	2677	0644	edit dl rm
Vec.pyo	2677	0644	edit dl rm

Edit: /usr/lib64/python2.6/Demo/classes/Dbm.py (1574B)

class Dbm:

def __init__(self, filename, mode, perm):
        import dbm
        self.db = dbm.open(filename, mode, perm)

def __repr__(self):
        s = ''
        for key in self.keys():
            t = repr(key) + ': ' + repr(self[key])
            if s: t = ', ' + t
            s = s + t
        return '{' + s + '}'

def __len__(self):
        return len(self.db)

def __getitem__(self, key):
        return eval(self.db[repr(key)])

def __setitem__(self, key, value):
        self.db[repr(key)] = repr(value)

def __delitem__(self, key):
        del self.db[repr(key)]

def keys(self):
        res = []
        for key in self.db.keys():
            res.append(eval(key))
        return res

def has_key(self, key):
        return self.db.has_key(repr(key))

def test():
    d = Dbm('@dbm', 'rw', 0600)
    print d
    while 1:
        try:
            key = input('key: ')
            if d.has_key(key):
                value = d[key]
                print 'currently:', value
            value = input('value: ')
            if value is None:
                del d[key]
            else:
                d[key] = value
        except KeyboardInterrupt:
            print ''
            print d
        except EOFError:
            print '[eof]'
            break
    print d

test()

# A wrapper around the (optional) built-in class dbm, supporting keys # and values of almost any type instead of just string. # (Actually, this works only for keys and values that can be read back # correctly after being converted to a string.) class Dbm: def __init__(self, filename, mode, perm): import dbm self.db = dbm.open(filename, mode, perm) def __repr__(self): s = '' for key in self.keys(): t = repr(key) + ': ' + repr(self[key]) if s: t = ', ' + t s = s + t return '{' + s + '}' def __len__(self): return len(self.db) def __getitem__(self, key): return eval(self.db[repr(key)]) def __setitem__(self, key, value): self.db[repr(key)] = repr(value) def __delitem__(self, key): del self.db[repr(key)] def keys(self): res = [] for key in self.db.keys(): res.append(eval(key)) return res def has_key(self, key): return self.db.has_key(repr(key)) def test(): d = Dbm('@dbm', 'rw', 0600) print d while 1: try: key = input('key: ') if d.has_key(key): value = d[key] print 'currently:', value value = input('value: ') if value is None: del d[key] else: d[key] = value except KeyboardInterrupt: print '' print d except EOFError: print '[eof]' break print d test()