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Code Issues Releases Wiki Activity

Added new exceptions.

This commit is contained in:
Guido van Rossum 1991-12-10 13:52:31 +00:00
parent 68fc349744
commit 50afb7a216
1 changed files with 25 additions and 4 deletions
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29
Python/bltinmodule.c
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@ -66,7 +66,7 @@ builtin_chr(self, v)
}
x = getintvalue(v);
if (x < 0 || x >= 256) {
err_setstr(RuntimeError, "chr() arg not in range(256)");
err_setstr(ValueError, "chr() arg not in range(256)");
return NULL;
}
s[0] = x;
@ -335,7 +335,7 @@ min_max(v, sign)
}
n = (*sq->sq_length)(v);
if (n == 0) {
err_setstr(RuntimeError, "min() or max() of empty sequence");
err_setstr(ValueError, "min() or max() of empty sequence");
return NULL;
}
w = (*sq->sq_item)(v, 0); /* Implies INCREF */
@ -417,7 +417,7 @@ builtin_ord(self, v)
return NULL;
}
if (getstringsize(v) != 1) {
err_setstr(RuntimeError, "ord() arg must have length 1");
err_setstr(ValueError, "ord() arg must have length 1");
return NULL;
}
return newintobject((long)(getstringvalue(v)[0] & 0xff));
@ -488,7 +488,7 @@ builtin_range(self, v)
ilow = 0;
}
if (istep == 0) {
err_setstr(RuntimeError, "zero step for range()");
err_setstr(ValueError, "zero step for range()");
return NULL;
}
/* XXX ought to check overflow of subtraction */
@ -594,6 +594,15 @@ object *NameError;
object *SystemError;
object *KeyboardInterrupt;
/* New exceptions */
object *AttributeError;
object *IOError;
object *ZeroDivisionError;
object *IndexError;
object *ValueError;
object *KeyError;
object *OverflowError;
static object *
newstdexception(name, message)
char *name, *message;
@ -615,6 +624,18 @@ initerrors()
SystemError = newstdexception("SystemError", "system error");
KeyboardInterrupt =
newstdexception("KeyboardInterrupt", "keyboard interrupt");
/* New exceptions */
AttributeError =
newstdexception("AttributeError", "undefined attribute");
IOError = newstdexception("IOError", "I/O error");
ZeroDivisionError =
newstdexception("ZeroDivisionError", "division by zero");
IndexError = newstdexception("IndexError", "index out of range");
ValueError = newstdexception("ValueError", "unacceptable value");
KeyError = newstdexception("KeyError", "invalid key");
OverflowError =
newstdexception("OverflowError", "arithmetic overflow");
}
void