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21 lines
501 B
Python
21 lines
501 B
Python
# Helper to provide extensibility for pickle/cPickle.
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dispatch_table = {}
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safe_constructors = {}
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def pickle(ob_type, pickle_function, constructor_ob = None):
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dispatch_table[ob_type] = pickle_function
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if constructor_ob is not None:
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constructor(constructor_ob)
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def constructor(object):
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safe_constructors[object] = 1
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# Example: provide pickling support for complex numbers.
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def pickle_complex(c):
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return complex, (c.real, c.imag)
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pickle(type(1j), pickle_complex, complex)
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