mirror of
https://github.com/python/cpython.git
synced 2024-11-24 08:52:25 +01:00
22 lines
501 B
Python
22 lines
501 B
Python
# 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)
|
|
|