Mercurial > repo
diff ply-3.8/test/yacc_rr_unused.py @ 7267:343ff337a19b
<ais523> ` tar -xf ply-3.8.tar.gz
author | HackBot |
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date | Wed, 23 Mar 2016 02:40:16 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ply-3.8/test/yacc_rr_unused.py Wed Mar 23 02:40:16 2016 +0000 @@ -0,0 +1,30 @@ +# ----------------------------------------------------------------------------- +# 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()