GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
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#W info.tst
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#Y Copyright (C) 2015
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gap> START_TEST("info.tst");
gap> InfoTest1 := NewInfoClass("InfoTest1");;
gap> InfoLevel(InfoTest1);
0
gap> Info(InfoTest1, 1, "No");
gap> Info(InfoTest1, 200, "No");
gap> SetInfoLevel(InfoTest1, 1);
gap> Info(InfoTest1, 1, "Yes");
#I Yes
gap> Info(InfoTest1, 2, "No");
gap> Info(InfoTest1, 200, "No");
gap> Info(InfoTest1, 1, []);
#I [ ]
gap> Info(InfoTest1, 1, [[]], [], 6);
#I [ [ ] ][ ]6
gap> Info(InfoTest1, 1, (1,2)(3,4));
#I (1,2)(3,4)
gap> Info(InfoTest1, 1, ['a', 'b', 'c']);
#I abc
gap> STOP_TEST("info.tst", 290000);
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#E