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Issue #13738: Simplify implementation of bytes.lower() and bytes.upper().

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This commit is contained in:
Antoine Pitrou 2012-01-08 16:22:46 +01:00
parent 69f39a53f6
commit 94f6fa62bf
2 changed files with 4 additions and 10 deletions
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2
Misc/NEWS
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@ -10,6 +10,8 @@ What's New in Python 3.3 Alpha 1?
Core and Builtins Core and Builtins
----------------- -----------------
- Issue #13738: Simplify implementation of bytes.lower() and bytes.upper().
- Issue #13577: Built-in methods and functions now have a __qualname__. - Issue #13577: Built-in methods and functions now have a __qualname__.
Patch by sbt. Patch by sbt.

12
Objects/bytes_methods.c
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@ -248,12 +248,8 @@ _Py_bytes_lower(char *result, const char *cptr, Py_ssize_t len)
{ {
Py_ssize_t i; Py_ssize_t i;
Py_MEMCPY(result, cptr, len);
for (i = 0; i < len; i++) { for (i = 0; i < len; i++) {
int c = Py_CHARMASK(result[i]); result[i] = Py_TOLOWER((unsigned char) cptr[i]);
if (Py_ISUPPER(c))
result[i] = Py_TOLOWER(c);
} }
} }
@ -268,12 +264,8 @@ _Py_bytes_upper(char *result, const char *cptr, Py_ssize_t len)
{ {
Py_ssize_t i; Py_ssize_t i;
Py_MEMCPY(result, cptr, len);
for (i = 0; i < len; i++) { for (i = 0; i < len; i++) {
int c = Py_CHARMASK(result[i]); result[i] = Py_TOUPPER((unsigned char) cptr[i]);
if (Py_ISLOWER(c))
result[i] = Py_TOUPPER(c);
} }
} }