py/lexer: Properly classify floats that look like hex numbers.
Eg 0e0 almost looks like a hex number but in fact is a float.
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@ -105,8 +105,9 @@ STATIC bool is_following_digit(mp_lexer_t *lex) {
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return unichar_isdigit(lex->chr1);
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}
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STATIC bool is_following_letter(mp_lexer_t *lex) {
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return unichar_isalpha(lex->chr1);
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STATIC bool is_following_base_char(mp_lexer_t *lex) {
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const unichar chr1 = lex->chr1 | 0x20;
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return chr1 == 'b' || chr1 == 'o' || chr1 == 'x';
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}
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STATIC bool is_following_odigit(mp_lexer_t *lex) {
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@ -541,7 +542,7 @@ STATIC void mp_lexer_next_token_into(mp_lexer_t *lex, bool first_token) {
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lex->tok_kind = MP_TOKEN_FLOAT_OR_IMAG;
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} else {
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lex->tok_kind = MP_TOKEN_INTEGER;
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if (is_char(lex, '0') && is_following_letter(lex)) {
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if (is_char(lex, '0') && is_following_base_char(lex)) {
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forced_integer = true;
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}
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}
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@ -4,6 +4,9 @@
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print(.12)
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print(1.)
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print(1.2)
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print(0e0)
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print(0e+0)
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print(0e-0)
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# float construction
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print(float(1.2))
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