我们从Python开源项目中，提取了以下16个代码示例，用于说明如何使用sqlalchemy.exc.SAPendingDeprecationWarning()。
def expect_warnings(*messages): """Context manager to expect warnings with the given messages.""" filters = [dict(action='ignore', category=sa_exc.SAPendingDeprecationWarning)] if not messages: filters.append(dict(action='ignore', category=sa_exc.SAWarning)) else: filters.extend(dict(action='ignore', message=message, category=sa_exc.SAWarning) for message in messages) for f in filters: warnings.filterwarnings(**f) try: yield finally: resetwarnings()
def expect_deprecated(*messages): # todo: should probably be strict about this, too filters = [dict(action='ignore', category=sa_exc.SAPendingDeprecationWarning)] if not messages: filters.append(dict(action='ignore', category=sa_exc.SADeprecationWarning)) else: filters.extend( [dict(action='ignore', message=message, category=sa_exc.SADeprecationWarning) for message in [(m.startswith('//') and ('Call to deprecated function ' + m[2:]) or m) for m in messages]]) for f in filters: warnings.filterwarnings(**f) try: yield finally: resetwarnings()
def setup_filters(): """Set global warning behavior for the test suite.""" warnings.filterwarnings('ignore', category=sa_exc.SAPendingDeprecationWarning) warnings.filterwarnings('error', category=sa_exc.SADeprecationWarning) warnings.filterwarnings('error', category=sa_exc.SAWarning)
def emits_warning(*messages): """Mark a test as emitting a warning. With no arguments, squelches all SAWarning failures. Or pass one or more strings; these will be matched to the root of the warning description by warnings.filterwarnings(). """ # TODO: it would be nice to assert that a named warning was # emitted. should work with some monkeypatching of warnings, # and may work on non-CPython if they keep to the spirit of # warnings.showwarning's docstring. # - update: jython looks ok, it uses cpython's module @decorator def decorate(fn, *args, **kw): # todo: should probably be strict about this, too filters = [dict(action='ignore', category=sa_exc.SAPendingDeprecationWarning)] if not messages: filters.append(dict(action='ignore', category=sa_exc.SAWarning)) else: filters.extend(dict(action='ignore', message=message, category=sa_exc.SAWarning) for message in messages) for f in filters: warnings.filterwarnings(**f) try: return fn(*args, **kw) finally: resetwarnings() return decorate
def uses_deprecated(*messages): """Mark a test as immune from fatal deprecation warnings. With no arguments, squelches all SADeprecationWarning failures. Or pass one or more strings; these will be matched to the root of the warning description by warnings.filterwarnings(). As a special case, you may pass a function name prefixed with // and it will be re-written as needed to match the standard warning verbiage emitted by the sqlalchemy.util.deprecated decorator. """ @decorator def decorate(fn, *args, **kw): # todo: should probably be strict about this, too filters = [dict(action='ignore', category=sa_exc.SAPendingDeprecationWarning)] if not messages: filters.append(dict(action='ignore', category=sa_exc.SADeprecationWarning)) else: filters.extend( [dict(action='ignore', message=message, category=sa_exc.SADeprecationWarning) for message in [(m.startswith('//') and ('Call to deprecated function ' + m[2:]) or m) for m in messages]]) for f in filters: warnings.filterwarnings(**f) try: return fn(*args, **kw) finally: resetwarnings() return decorate
