31 lines
350 B
Python
31 lines
350 B
Python
# lex_token5.py
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#
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# Return a bad token name
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import sys
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if ".." not in sys.path: sys.path.insert(0,"..")
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import ply.lex as lex
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tokens = [
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"PLUS",
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"MINUS",
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"NUMBER",
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]
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t_PLUS = r'\+'
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t_MINUS = r'-'
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def t_NUMBER(t):
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r'\d+'
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t.type = "NUM"
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return t
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def t_error(t):
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pass
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lex.lex()
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lex.input("1234")
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t = lex.token()
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