[issue1398] Can't pickle partial functions

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[issue1398] Can't pickle partial functions

Alexandre Vassalotti added the comment: Indeed. Jack Diederich added support for pickling partial functions in r70931. -- resolution: -> fixed stage: -> committed/rejected status: open -> closed ___ Python tracker

[issue1398] Can't pickle partial functions

flox added the comment: It seems fixed on trunk. It is fixed on Python 3.1 and 3.2, too. With Python 2.6 I see the error: >>> ./python partial_bug.py TypeError: can't pickle partial objects Documentation for "trunk" and "py3k" is OK? -- nosy: +flox _

[issue1398] Can't pickle partial functions

Alexandre Vassalotti <[EMAIL PROTECTED]> added the comment: I agree that this a bug. However, the liberal functools.partial constructor makes it hard to pickle partial instances correctly. Ideally, we would add the __getnewargs__ special method and be done with it. But, this won't work in this ca

[issue1398] Can't pickle partial functions

Nicolas Grilly <[EMAIL PROTECTED]> added the comment: It seems using protocol version 2 is not enough: >>> s = pickle.dumps(partial_f, 2) >>> f = pickle.loads(s) Traceback (most recent call last): ... TypeError: type 'partial' takes at least one argument Am I missing something? -- nosy

[issue1398] Can't pickle partial functions

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[issue1398] Can't pickle partial functions

Stefan Sonnenberg-Carstens added the comment: You are using an old protocol version pickle.dumps(partial_f,2) does the trick: >>> pickle.dumps(partial_f,2) '\x80\x02cfunctools\npartial\nq\x00)\x81q\x01}q\x02b.' -- nosy: +pythonmeister __ Tracker <[EMAI

[issue1398] Can't pickle partial functions

New submission from Daniel: Creating a function using functools.partial results in a function which cannot be pickled. Attached is a small testcase. -- components: Library (Lib) files: partial_bug.py messages: 57200 nosy: danhs severity: normal status: open title: Can't pickle partial f