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