File: copy_reg.py

package info (click to toggle)
python 1.5.2-10potato11
  • links: PTS
  • area: main
  • in suites: potato
  • size: 13,340 kB
  • ctags: 36,680
  • sloc: ansic: 97,117; python: 88,266; makefile: 2,518; lisp: 2,363; sh: 882
file content (21 lines) | stat: -rw-r--r-- 501 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
# 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)