GAP: Reset(GlobalMersenneTwister) prints binary garbage

[jdemeyer]

 *********   GAP 4.10.0 of 01-Nov-2018
 *  GAP  *   https://www.gap-system.org
 *********   Architecture: x86_64-pc-linux-gnu-default64
 Configuration:  gmp 6.0.0, readline
 Loading the library and packages ...
 Packages:   Alnuth 3.1.0, AtlasRep 1.5.1, AutPGrp 1.10, CRISP 1.4.4, CTblLib 1.2.2, FactInt 1.6.2, FGA 1.4.0, GAPDoc 1.6.2, IRREDSOL 1.4, LAGUNA 3.9.0, 
             Polycyclic 2.14, PrimGrp 3.3.2, SmallGrp 1.3, Sophus 1.24, TomLib 1.2.7, TransGrp 2.0.4
 Try '??help' for help. See also '?copyright', '?cite' and '?authors'
gap> Reset(GlobalMersenneTwister,0);
�>[>�1P[�\"�2�ʦ\005�t>���T��\020@�8��l���\023�%��\023hK�q\033�'�\026fB\025��P��\n~otM��^�����É)\<[\000\b\<G\rs���\n���Q[LN�\030\<�\013�L~8\
x*\t�x�p������l\b�\022P`���^��\021p�=j��I8j��rV\023�~N�^l�9�'�Ᾱ�@^LI[\
I\027��j\023���#\03122q\034���Uv��n�p��\\014�H\bׯ2�9W�.�Ni\034���4J�Tb_�\�2\013�I\000JM�n6ODt`_\007!\023:�*�������_*�qj4�kʪ�-F<pr��H��xR\005�uS�\026\n\
�\027���'\005FT��a&]\024�\026���d���#\rK��)k�\\��L��I��\033o�F��BY D\>�\006tF���^\032-\n��z���f\020>��p�\004K<�
                                                                                                               �lCJ�o\0278|\027P3�Q%D�Q��V\bU
�hR-���]�~N���\c�a�\025[O\036�\037MJt��5�i�\014\bu=)=f��\034\c��\>����*��\006��{o\
\016jws�1�&we5�[�BFǴzl�'�_Q�\021[x�R[�\021\t����7F˵0[N\t���U�/��UP\005\t������\024���IנL(��7��9��l`��L�\027�Pè�8�TdO,r��`RY\\W\026s�h]\c�j|�d���\016�8�@\
�\027�\006�2.�\005�\n6���7`\005[-)\037�N4�=�W��N�+�\025�2a��\037Tʹ�\0164:*k��z�\c,vԹ��&,\025\<&>Pk
�4��\005����I_��Q�Z����f(2�\Iw��\023H�p�\033\c\\\016�����PTd�C\020��ﾀ�8b\025.����\034qc��\037?���)�6'Kd�\033$��Mz���!t;Njn�whȔ5�#D_�� �!<ؾϛ\031O���\
��2�,h8=\blJ$����ͫ��)���\031-<4��z���dj\<�\t<;�g�&u�<GS\027�2E�|[�0{\t�K�\022}
                                                                             \030��\026cW�e�\020���B��C�?]k&��`�\026�!\017\>\ru5�j) �ܮ�Y\005��� \004\
���C�7        �\>n�oҤ\\\000�\>,�\026dJ�n)S#!l�/�8?�7Q\004Jt�ɭ7�\>*B`jmT�g��\036S|]\006\033�\>|\007\004�\037\033                  �EV�&��\bS�P�R\
/߾��ɢ��a\031{i�\r\020N\030��\032)�&��\"{�־�.���~,��\034����I6\030\034f�\032����(4�^`m&w��\000�D\016,\b�[7/ �\025`\030s@ZW;�\024���æMү4�Hc�\033�\"��\006\<O-�FP흛-�A��KW2>p��������q\b�\022�J*\031P��^���yJ�����\016H�C9�,|�j�?�[U��\c\                            �*�j���W[\023|`��.���h�9e{sy�\rw��\b4�[z\023���m\022�\027ȯ[ЩOž\
\036�޾> J\b�G�4;�\r��W\022i���zs���zW=\004���yT�\007�����Lr30��\005�v�%D�\025�\032\037\c\b
                      1�Ft�1�-�\033[Z\035��t���\030YY�-V�o�g���q\007Lb�'J.R�4jC�C���U%\>vƸ%C]�<��[iK#8.�j>O1T��\cl��[�����B?_\0277�\004\0275�\000d���X\
\014\013�\032ijv�.u��\016+��\017�:_������esͺ\023�H\<z�\n\023E���\r����\024k�\n�W�T(����k8\032rJ|=8\"�|�\004gU�׭����L=;�ow�Ҿ`:,\>�mdQ-Ԫ�Bqy}�-��bA{p\<\
\000\0001234" ]

This affects the Sage interface on Python 3, since this binary garbage cannot be converted to a Python str.

The fix is easy: just silence that output.

Component: interfaces

Author: Jeroen Demeyer

Branch/Commit: f74ecc0

Reviewer: Frédéric Chapoton

Issue created by migration from https://trac.sagemath.org/ticket/27523

[jdemeyer]

Branch: u/jdemeyer/gap__reset_globalmersennetwister__prints_binary_garbage

[jdemeyer]

New commits:

f74ecc0

GAP: silence output from Reset(GlobalMersenneTwister)

[jdemeyer]

Commit: f74ecc0

[fchapoton]

Reviewer: Frédéric Chapoton

[fchapoton]

comment:3

ok, good to go

[vbraun]

Changed branch from u/jdemeyer/gap__reset_globalmersennetwister__prints_binary_garbage to f74ecc0