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class State:
OPERATOR, NAME, *_ = range(100)
class TokenType:
(
LEFT_PARENTHESIS, RIGHT_PARENTHESIS, NUMBER, OPERATOR, SEMICOLON, COMMA, SYMBOL, *_
) = range(100)
UNARY = "unary"
FUNCALL = "funcall"
PRECEDENCE = {
"+": 10,
"-": 10,
"*": 20,
"^": 30,
UNARY: 40,
}
OPERATOR_CHARS = "*+-/%&~^|#$.:<=>@"
NUMBER_CHARS = "0123456789"
SYMBOL_CHARS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!?"
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