object returned by shelve.open is not an ordinary mapping : shelve « Database « Python Tutorial

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Python Tutorial » Database » shelve   15. 5. 1. object returned by shelve.open is not an ordinary mapping import shelve s = shelve.open('test.dat') s['x'] = ['a', 'b', 'c'] s['x'].append('d') print s['x'] temp = s['x'] temp.append('d') s['x'] = temp print s['x'] 15. 5. shelve 15. 5. 1.  object returned by shelve.open is not an ordinary mapping 15. 5. 2.  Storing Objects in a Shelve File 15. 5. 3.  Changing Objects in a Shelve File 15. 5. 4.  Writing to shelve file. 15. 5. 5.  Reading a shelve file. 15. 5. 6.  database based on shelve file

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