8026161: Don't narrow floating-point literals in the lexer
Reviewed-by: hannesw, jlaskey
SyntaxError: <function>:1:0 Expected eof but found }
}),print('test'),({
^
SyntaxError: <function>:1:2 Expected an operand but found *
x**y
^
SyntaxError: <function>:1:0 Expected an operand but found in
in
^
SyntaxError: <function>:1:3 Expected ; but found y
x--y
^
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