Opened 11 years ago

Closed 7 years ago

#7475 closed defect (fixed)

bug pickling ZZ.residue_field's

Reported by: was Owned by: was
Priority: major Milestone: sage-6.2
Component: pickling Keywords:
Cc: Merged in:
Authors: Marc Mezzarobba Reviewers: Jeroen Demeyer
Report Upstream: N/A Work issues:
Branch: u/mmezzarobba/7475-residue_field Commit: b9394c2d8e7f04d97d8cb0f416a7af7da442bcc7
Dependencies: Stopgaps:

Description 

sage: K = ZZ.residue_field(2)
sage: dumps(K)
---------------------------------------------------------------------------
TypeError                                 Traceback (most recent call last)

/Users/wstein/.sage/temp/flat.local/44250/_Users_wstein__sage_init_sage_0.py in <module>()

/Users/wstein/s/local/lib/python2.6/site-packages/sage/structure/sage_object.so in sage.structure.sage_object.dumps (sage/structure/sage_object.c:7951)()

/Users/wstein/s/local/lib/python2.6/site-packages/sage/rings/ring.so in sage.rings.ring.FiniteField.__reduce__ (sage/rings/ring.c:12800)()

TypeError: 'NoneType' object is unsubscriptable
sage: K = ZZ.residue_field(3)
sage: dumps(K)
---------------------------------------------------------------------------
TypeError                                 Traceback (most recent call last)

/Users/wstein/.sage/temp/flat.local/44250/_Users_wstein__sage_init_sage_0.py in <module>()

/Users/wstein/s/local/lib/python2.6/site-packages/sage/structure/sage_object.so in sage.structure.sage_object.dumps (sage/structure/sage_object.c:7951)()

/Users/wstein/s/local/lib/python2.6/site-packages/sage/rings/ring.so in sage.rings.ring.FiniteField.__reduce__ (sage/rings/ring.c:12800)()

TypeError: 'NoneType' object is unsubscriptable

Attachments (2)

pickle.sobj​ (548 bytes) - added by itaibn 9 years ago.
The pickle in a different system
pickle-explanation​ (1.7 KB) - added by itaibn 9 years ago.
An explanation of the pickle

Download all attachments as: .zip

Change History (10)

comment:1 Changed 11 years ago by was

  • Component changed from misc to pickling
  • Owner changed from tbd to was

Changed 9 years ago by itaibn

The pickle in a different system

comment:2 Changed 9 years ago by itaibn

  • Report Upstream set to N/A

I tested this and the bug doesn't appear in my system. I attached the pickle and the result of pickle_explain on the pickle.

Changed 9 years ago by itaibn

An explanation of the pickle

comment:3 Changed 8 years ago by jdemeyer

  • Milestone changed from sage-5.11 to sage-5.12

comment:4 Changed 7 years ago by itaibn

  • Milestone changed from sage-5.12 to sage-duplicate/invalid/wontfix
  • Status changed from new to needs_review

comment:5 Changed 7 years ago by mmezzarobba

  • Authors set to Marc Mezzarobba
  • Branch set to u/mmezzarobba/7475-residue_field
  • Commit set to b9394c2d8e7f04d97d8cb0f416a7af7da442bcc7

comment:6 Changed 7 years ago by jdemeyer

  • Reviewers set to Jeroen Demeyer
  • Status changed from needs_review to positive_review

Looks good.

comment:7 Changed 7 years ago by jdemeyer

  • Milestone changed from sage-duplicate/invalid/wontfix to sage-6.2

comment:8 Changed 7 years ago by vbraun

  • Resolution set to fixed
  • Status changed from positive_review to closed
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