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py/mpprint: Add assertion for, and comment about, valid base values.

This commit is contained in:
Damien George 2016-12-28 12:45:33 +11:00
parent ca7af9a778
commit 44bf8e1f2b
1 changed files with 5 additions and 0 deletions
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py/mpprint.c
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@ -202,6 +202,11 @@ STATIC int mp_print_int(const mp_print_t *print, mp_uint_t x, int sgn, int base,
} }
int mp_print_mp_int(const mp_print_t *print, mp_obj_t x, int base, int base_char, int flags, char fill, int width, int prec) { int mp_print_mp_int(const mp_print_t *print, mp_obj_t x, int base, int base_char, int flags, char fill, int width, int prec) {
// These are the only values for "base" that are required to be supported by this
// function, since Python only allows the user to format integers in these bases.
// If needed this function could be generalised to handle other values.
assert(base == 2 || base == 8 || base == 10 || base == 16);
if (!MP_OBJ_IS_INT(x)) { if (!MP_OBJ_IS_INT(x)) {
// This will convert booleans to int, or raise an error for // This will convert booleans to int, or raise an error for
// non-integer types. // non-integer types.