def test_kernel_design():
"""
Every kernel must be
1. must have a name defined
2. must be callable with two samples
3. returns a number
"""
for kernel in SupportedKernels:
# must be callable with 2 args
check_callable(kernel, min_num_args=2)
if not hasattr(kernel, 'name'):
raise TypeError('{} does not have name attribute!'.format(kernel))
# only numeric data is accepted and other dtypes must raise an error
for non_catg in [(True, False, True), [1.0, 2.4], [object, object]]:
with raises(TypeError):
_ = kernel(non_catg, non_catg)
def test_kernel_design():
"""
Every kernel must be
1. must have a name defined
2. must be callable with two samples
3. returns a number
"""
for kernel in DEFINED_KERNEL_FUNCS:
# must be callable with 2 args
check_callable(kernel, min_num_args=2)
if not hasattr(kernel, 'name'):
raise TypeError('{} does not have name attribute!'.format(kernel))
# only numeric data is accepted and other dtypes must raise an error
for non_num in ['string', [object, object]]:
with raises(ValueError):
_ = kernel(non_num, non_num)
def test_misc():
_ = get_callable_name(test_ensure_array_dim, 'test')
_ = get_callable_name('test_ensure_array_dim', None)
with raises(TypeError):
check_callable('kdjkj')
def func_with_less_than_min_args(): return None
with raises(TypeError):
check_callable(func_with_less_than_min_args)
with raises(TypeError):
check_callable(func_with_less_than_min_args, 1)
with raises(TypeError):
check_callable(func_with_less_than_min_args, 3)
assert not_symmetric(np.array([[1, 2], [1, 2]])) is True
def __init__(self, input_func, name=None, **func_params):
"""
Constructor.
Parameters
----------
input_func : callable
A callable that can accept atleast 2 args
Must not be builtin or C function.
If func is a C or builtin func, wrap it in a python def
name : str
A name to identify this kernel in a human readable way
func_params : dict
Parameters to func
"""
self.func = check_callable(input_func, min_num_args=2)
self.params = func_params
super().__init__(name=get_callable_name(input_func, name))