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Diffstat (limited to 'tests/lex_re3.py')
-rw-r--r-- | tests/lex_re3.py | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/lex_re3.py b/tests/lex_re3.py new file mode 100644 index 0000000..8f594f3 --- /dev/null +++ b/tests/lex_re3.py @@ -0,0 +1,26 @@ +# lex_re3.py +# +# Regular expression rule matches empty string + +import ply.lex as lex + +tokens = [ + "PLUS", + "MINUS", + "NUMBER", + "POUND", + ] + +t_PLUS = r'\+' +t_MINUS = r'-' +t_NUMBER = r'(\d+)' +t_POUND = r'#' + +def t_error(t): + pass + + + +lex.lex() + + |