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str.format: Don't assume that '}' immediately follows '{', skip insides. 

That at least makes stuff like "{:x}".format(1) to produce not completely
broken output.
This commit is contained in:
Paul Sokolovsky 2014-01-15 22:45:20 +02:00
parent b99d9ea258
commit f2b796e7c7
2 changed files with 10 additions and 1 deletions
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3
py/objstr.c
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@ -270,7 +270,8 @@ mp_obj_t str_format(int n_args, const mp_obj_t *args) {
str++;
if (*str == '{') {
vstr_add_char(vstr, '{');
} else if (*str == '}') {
} else {
while (*str != '}') str++;
if (arg_i >= n_args) {
nlr_jump(mp_obj_new_exception_msg(MP_QSTR_IndexError, "tuple index out of range"));
}

8
tests/basics/tests/string-format.py Normal file
View File

@ -0,0 +1,8 @@
print("{}-{}".format(1, [4, 5]))
print("{0}-{1}".format(1, [4, 5]))
print("{:x}".format(1))
print("{!r}".format(2))
# TODO
#print("{1}-{0}".format(1, [4, 5]))
#print("{:x}".format(0x10))
#print("{!r}".format("foo"))