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Merge branch 'master' of github.com:dpgeorge/micropython

genexit-inst
Damien George 2014-01-04 12:35:26 +00:00
parent 2a5e6538b9 0be78d44e5
commit 32f88410a1
2 changed files with 16 additions and 0 deletions
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11
py/objstr.c
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@ -41,9 +41,20 @@ mp_obj_t str_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
int len = strlen(lhs_str);
if (start < 0) {
start = len + start;
if (start < 0) {
start = 0;
}
} else if (start > len) {
start = len;
}
if (stop <= 0) {
stop = len + stop;
// CPython returns empty string in such case
if (stop < 0) {
stop = start;
}
} else if (stop > len) {
stop = len;
}
return mp_obj_new_str(qstr_from_strn_copy(lhs_str + start, stop - start));
#endif

5
tests/basics/tests/slice-bstr1.py
View File

@ -22,6 +22,11 @@ print(b"123"[0:])
print(b"123"[:0])
print(b"123"[:-3])
print(b"123"[:-4])
# Range check testing, don't segfault, please ;-)
print(b"123"[:1000000])
print(b"123"[1000000:])
print(b"123"[:-1000000])
print(b"123"[-1000000:])
# No IndexError!
print(b""[1:1])
print(b""[-1:-1])