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| author | Guido van Rossum <guido@python.org> | 1992-01-14 18:29:20 (GMT) |
|---|---|---|
| committer | Guido van Rossum <guido@python.org> | 1992-01-14 18:29:20 (GMT) |
| commit | 6a3f9a841a640ecf7d76078eb9e0c58f33907eb7 (patch) | |
| tree | 83caf10b832f4ea77929c8257d8b24b09a560ec2 /Python/ceval.c | |
| parent | 31104f462417ac03ae67b4824a02f085cc8fa100 (diff) | |
| download | cpython-6a3f9a841a640ecf7d76078eb9e0c58f33907eb7.zip cpython-6a3f9a841a640ecf7d76078eb9e0c58f33907eb7.tar.gz cpython-6a3f9a841a640ecf7d76078eb9e0c58f33907eb7.tar.bz2 | |
Added UNPACK_VARARG code.
Diffstat (limited to 'Python/ceval.c')
| -rw-r--r-- | Python/ceval.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/Python/ceval.c b/Python/ceval.c index 129d743..cc2f034 100644 --- a/Python/ceval.c +++ b/Python/ceval.c @@ -639,6 +639,42 @@ eval_code(co, globals, locals, arg) err_setstr(NameError, getstringvalue(w)); break; + case UNPACK_VARARG: + if (EMPTY()) { + err_setstr(TypeError, + "no argument list"); + why = WHY_EXCEPTION; + break; + } + v = POP(); + if (!is_tupleobject(v)) { + err_setstr(TypeError, + "bad argument list"); + why = WHY_EXCEPTION; + } + else if (gettuplesize(v) < oparg) { + err_setstr(TypeError, + "not enough arguments"); + why = WHY_EXCEPTION; + } + else if (oparg == 0) { + PUSH(v); + break; + } + else { + x = gettupleslice(v, oparg, gettuplesize(v)); + if (x != NULL) { + PUSH(x); + for (; --oparg >= 0; ) { + w = gettupleitem(v, oparg); + INCREF(w); + PUSH(w); + } + } + } + DECREF(v); + break; + case UNPACK_ARG: /* Implement various compatibility hacks: (a) f(a,b,...) should accept f((1,2,...)) |