Mercurial > repo
view ply-3.8/test/yacc_rr_unused.py @ 12191:4b672cc66ade draft
<b_jonas> `` perl -ni -e \'/^you\\(.lamb/ or print\' /hackenv/share/whatis
author | HackEso <hackeso@esolangs.org> |
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date | Mon, 25 Nov 2019 08:37:20 +0000 |
parents | 343ff337a19b |
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# ----------------------------------------------------------------------------- # yacc_rr_unused.py # # A grammar with reduce/reduce conflicts and a rule that never # gets reduced. # ----------------------------------------------------------------------------- import sys if ".." not in sys.path: sys.path.insert(0,"..") import ply.yacc as yacc tokens = ('A', 'B', 'C') def p_grammar(p): ''' rule1 : rule2 B | rule2 C rule2 : rule3 B | rule4 | rule5 rule3 : A rule4 : A rule5 : A ''' yacc.yacc()