diff options
Diffstat (limited to 'ext/ply/example/optcalc')
| -rw-r--r-- | ext/ply/example/optcalc/calc.py | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/ext/ply/example/optcalc/calc.py b/ext/ply/example/optcalc/calc.py index fa66cda5b..3a0ee6c9b 100644 --- a/ext/ply/example/optcalc/calc.py +++ b/ext/ply/example/optcalc/calc.py @@ -5,6 +5,9 @@ # "Lex and Yacc", p. 63. # ----------------------------------------------------------------------------- +import sys +sys.path.insert(0,"../..") + tokens = ( 'NAME','NUMBER', 'PLUS','MINUS','TIMES','DIVIDE','EQUALS', @@ -35,14 +38,14 @@ t_ignore = " \t" def t_newline(t): r'\n+' - t.lineno += t.value.count("\n") + t.lexer.lineno += t.value.count("\n") def t_error(t): print "Illegal character '%s'" % t.value[0] - t.skip(1) + t.lexer.skip(1) # Build the lexer -import lex +import ply.lex as lex lex.lex(optimize=1) # Parsing rules @@ -98,7 +101,7 @@ def p_expression_name(t): def p_error(t): print "Syntax error at '%s'" % t.value -import yacc +import ply.yacc as yacc yacc.yacc(optimize=1) while 1: |