Author: Antonio Cuni <[email protected]>
Branch: py3k
Changeset: r56791:b877003ac5a3
Date: 2012-08-22 11:57 +0200
http://bitbucket.org/pypy/pypy/changeset/b877003ac5a3/
Log: hg merge default
diff --git a/pypy/rlib/objectmodel.py b/pypy/rlib/objectmodel.py
--- a/pypy/rlib/objectmodel.py
+++ b/pypy/rlib/objectmodel.py
@@ -108,7 +108,7 @@
specialize = _Specialize()
-def enforceargs(*types, **kwds):
+def enforceargs(*types_, **kwds):
""" Decorate a function with forcing of RPython-level types on arguments.
None means no enforcing.
@@ -117,15 +117,16 @@
typechecking by passing ``typecheck=False`` to @enforceargs.
"""
typecheck = kwds.pop('typecheck', True)
- if kwds:
- raise TypeError, 'got an unexpected keyword argument: %s' % kwds.keys()
+ if types_ and kwds:
+ raise TypeError, 'Cannot mix positional arguments and keywords'
+
if not typecheck:
def decorator(f):
- f._annenforceargs_ = types
+ f._annenforceargs_ = types_
return f
return decorator
#
- def decorator(f):
+ def decorator(f):
def get_annotation(t):
from pypy.annotation.signature import annotation
from pypy.annotation.model import SomeObject
@@ -167,6 +168,10 @@
# not RPython. Instead, we generate a function with exactly the same
# argument list
srcargs, srcvarargs, srckeywords, defaults = inspect.getargspec(f)
+ if kwds:
+ types = tuple([kwds.get(arg) for arg in srcargs])
+ else:
+ types = types_
assert len(srcargs) == len(types), (
'not enough types provided: expected %d, got %d' %
(len(types), len(srcargs)))
diff --git a/pypy/rlib/test/test_objectmodel.py
b/pypy/rlib/test/test_objectmodel.py
--- a/pypy/rlib/test/test_objectmodel.py
+++ b/pypy/rlib/test/test_objectmodel.py
@@ -437,6 +437,12 @@
return a+b
assert f(2) == 42
+def test_enforceargs_keywords():
+ @enforceargs(b=int)
+ def f(a, b, c):
+ return a+b
+ assert f._annenforceargs_ == (None, int, None)
+
def test_enforceargs_int_float_promotion():
@enforceargs(float)
def f(x):
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