def decorate(fn):
spec = inspect_getfullargspec(fn)
metadata = dict(target='target', fn='fn')
metadata.update(format_argspec_plus(spec, grouped=False))
has_keywords = bool(spec[2])
if not has_keywords:
metadata['args'] += ", **kw"
metadata['apply_kw'] += ", **kw"
def go(*arg, **kw):
names = set(kw).difference(spec[0])
for oldname, newname in translations:
if oldname in kw:
kw[newname] = kw.pop(oldname)
names.discard(oldname)
warnings.warn(
"Argument '%s' is now named '%s' for function '%s'" %
(oldname, newname, fn.__name__))
if not has_keywords and names:
raise TypeError("Unknown arguments: %s" % ", ".join(names))
return fn(*arg, **kw)
code = 'lambda %(args)s: %(target)s(%(apply_kw)s)' % (
metadata)
decorated = eval(code, {"target": go})
decorated.__defaults__ = getattr(fn, '__func__', fn).__defaults__
return update_wrapper(decorated, fn)
def __init__(self, fget, fset=None, fdel=None, expr=None):
"""Create a new :class:`.hybrid_property`.
Usage is typically via decorator::
from sqlalchemy.ext.hybrid import hybrid_property
class SomeClass(object):
@hybrid_property
def value(self):
return self._value
@value.setter
def value(self, value):
self._value = value
"""
self.fget = fget
self.fset = fset
self.fdel = fdel
self.expr = expr or fget
util.update_wrapper(self, fget)
def __init__(self, fget, fset=None, fdel=None, expr=None):
"""Create a new :class:`.hybrid_property`.
Usage is typically via decorator::
from sqlalchemy.ext.hybrid import hybrid_property
class SomeClass(object):
@hybrid_property
def value(self):
return self._value
@value.setter
def value(self, value):
self._value = value
"""
self.fget = fget
self.fset = fset
self.fdel = fdel
self.expr = expr or fget
util.update_wrapper(self, fget)
def decorate(fn):
spec = inspect_getfullargspec(fn)
metadata = dict(target='target', fn='fn')
metadata.update(format_argspec_plus(spec, grouped=False))
has_keywords = bool(spec[2])
if not has_keywords:
metadata['args'] += ", **kw"
metadata['apply_kw'] += ", **kw"
def go(*arg, **kw):
names = set(kw).difference(spec[0])
for oldname, newname in translations:
if oldname in kw:
kw[newname] = kw.pop(oldname)
names.discard(oldname)
warnings.warn(
"Argument '%s' is now named '%s' for function '%s'" %
(oldname, newname, fn.__name__))
if not has_keywords and names:
raise TypeError("Unknown arguments: %s" % ", ".join(names))
return fn(*arg, **kw)
code = 'lambda %(args)s: %(target)s(%(apply_kw)s)' % (
metadata)
decorated = eval(code, {"target": go})
decorated.__defaults__ = getattr(fn, '__func__', fn).__defaults__
update_wrapper(decorated, fn)
if hasattr(decorated, '__wrapped__'):
# update_wrapper in py3k applies __wrapped__, which causes
# inspect.getargspec() to ignore the extra arguments on our
# wrapper as of Python 3.4. We need this for the
# "module class proxy" thing though, so just del the __wrapped__
# for now. See #175 as well as bugs.python.org/issue17482
del decorated.__wrapped__
return decorated
def decorate(fn):
spec = inspect_getfullargspec(fn)
metadata = dict(target='target', fn='fn')
metadata.update(format_argspec_plus(spec, grouped=False))
has_keywords = bool(spec[2])
if not has_keywords:
metadata['args'] += ", **kw"
metadata['apply_kw'] += ", **kw"
def go(*arg, **kw):
names = set(kw).difference(spec[0])
for oldname, newname in translations:
if oldname in kw:
kw[newname] = kw.pop(oldname)
names.discard(oldname)
warnings.warn(
"Argument '%s' is now named '%s' for function '%s'" %
(oldname, newname, fn.__name__))
if not has_keywords and names:
raise TypeError("Unknown arguments: %s" % ", ".join(names))
return fn(*arg, **kw)
code = 'lambda %(args)s: %(target)s(%(apply_kw)s)' % (
metadata)
decorated = eval(code, {"target": go})
decorated.__defaults__ = getattr(fn, '__func__', fn).__defaults__
update_wrapper(decorated, fn)
if hasattr(decorated, '__wrapped__'):
# update_wrapper in py3k applies __wrapped__, which causes
# inspect.getargspec() to ignore the extra arguments on our
# wrapper as of Python 3.4. We need this for the
# "module class proxy" thing though, so just del the __wrapped__
# for now. See #175 as well as bugs.python.org/issue17482
del decorated.__wrapped__
return decorated
def adapt_listener(fn):
def go(conn, *arg, **kw):
fn(conn, do_nothing_callback, *arg, **kw)
return util.update_wrapper(go, fn)
def adapt_listener(fn):
def go(conn, *arg, **kw):
fn(conn, do_nothing_callback, *arg, **kw)
return util.update_wrapper(go, fn)
