def test_clone_trait(self):
""" Method to test trait clone from string description.
"""
# Test first to build trait description from nipype traits and then
# to instanciate the trait
to_test_fields = {
"timing_units": "traits.Enum(('secs', 'scans'))",
"bases": ("traits.Dict(traits.Enum(('hrf', 'fourier', "
"'fourier_han', 'gamma', 'fir')), traits.Any())"),
"mask_image": "traits.File(Undefined)",
"microtime_onset": "traits.Float()",
"mask_threshold": ("traits.Either(traits.Enum(('-Inf',)), "
"traits.Float())")
}
i = spm.Level1Design()
for field, result in six.iteritems(to_test_fields):
# Test to build the trait expression
trait = i.inputs.trait(field)
expression = build_expression(trait)
self.assertEqual(expression, result)
# Try to clone the trait
trait = eval_trait(expression)()
self.assertEqual(build_expression(trait), result)
to_test_fields = {
"contrasts": (
"traits.List(traits.Either(traits.Tuple(traits.Str(), "
"traits.Enum(('T',)), traits.List(traits.Str()), "
"traits.List(traits.Float())), traits.Tuple(traits.Str(), "
"traits.Enum(('T',)), traits.List(traits.Str()), "
"traits.List(traits.Float()), traits.List(traits.Float())), "
"traits.Tuple(traits.Str(), traits.Enum(('F',)), "
"traits.List(traits.Either(traits.Tuple(traits.Str(), "
"traits.Enum(('T',)), traits.List(traits.Str()), "
"traits.List(traits.Float())), traits.Tuple(traits.Str(), "
"traits.Enum(('T',)), traits.List(traits.Str()), "
"traits.List(traits.Float()), traits.List(traits.Float())"
"))))))"),
"use_derivs": "traits.Bool()"
}
i = spm.EstimateContrast()
for field, result in six.iteritems(to_test_fields):
# Test to build the trait expression
trait = i.inputs.trait(field)
expression = build_expression(trait)
self.assertEqual(expression, result)
# Try to clone the trait
trait = eval_trait(expression)()
self.assertEqual(build_expression(trait), result)
# Test to clone some traits
trait_description = ["Float", "Int"]
handler = clone_trait(trait_description)
trait = handler.as_ctrait()
self.assertEqual(trait_description, trait_ids(trait))
def clone_nipype_trait(nipype_trait):
""" Create a new trait (cloned and converrted if necessary)
from a nipype trait.
Parameters
----------
nipype_trait: trait
the nipype trait we want to clone and convert if necessary.
Returns
-------
process_trait: trait
the cloned/converted trait that will be used in the process
instance.
"""
# Clone the nipype trait
expression = build_expression(nipype_trait)
process_trait = eval_trait(expression)
# Copy some information from the nipype trait
process_trait.desc = nipype_trait.desc
process_trait.optional = not nipype_trait.mandatory
process_trait._metadata = {}
return process_trait
def clone_nipype_trait(nipype_trait):
""" Create a new trait (cloned and converrted if necessary)
from a nipype trait.
Parameters
----------
nipype_trait: trait
the nipype trait we want to clone and convert if necessary.
Returns
-------
process_trait: trait
the cloned/converted trait that will be used in the process
instance.
"""
# Clone the nipype trait
expression = build_expression(nipype_trait)
process_trait = eval_trait(expression)
# Copy some information from the nipype trait
process_trait.desc = nipype_trait.desc
process_trait.optional = not nipype_trait.mandatory
process_trait._metadata = {}
return process_trait
def test_clone_trait(self):
""" Method to test trait clone from string description.
"""
# Test first to build trait description from nipype traits and then
# to instanciate the trait
to_test_fields = {
"timing_units":
"traits.Enum(('secs', 'scans'))",
"bases": ("traits.Dict(traits.Enum(('hrf', 'fourier', "
"'fourier_han', 'gamma', 'fir')), traits.Any())"),
"mask_image":
"traits.File(Undefined)",
"microtime_onset":
"traits.Float()",
"mask_threshold": ("traits.Either(traits.Enum(('-Inf',)), "
"traits.Float())")
}
i = spm.Level1Design()
for field, result in six.iteritems(to_test_fields):
# Test to build the trait expression
trait = i.inputs.trait(field)
expression = build_expression(trait)
self.assertEqual(expression, result)
# Try to clone the trait
trait = eval_trait(expression)()
self.assertEqual(build_expression(trait), result)
to_test_fields = {
"contrasts":
("traits.List(traits.Either(traits.Tuple(traits.Str(), "
"traits.Enum(('T',)), traits.List(traits.Str()), "
"traits.List(traits.Float())), traits.Tuple(traits.Str(), "
"traits.Enum(('T',)), traits.List(traits.Str()), "
"traits.List(traits.Float()), traits.List(traits.Float())), "
"traits.Tuple(traits.Str(), traits.Enum(('F',)), "
"traits.List(traits.Either(traits.Tuple(traits.Str(), "
"traits.Enum(('T',)), traits.List(traits.Str()), "
"traits.List(traits.Float())), traits.Tuple(traits.Str(), "
"traits.Enum(('T',)), traits.List(traits.Str()), "
"traits.List(traits.Float()), traits.List(traits.Float())"
"))))))"),
"use_derivs":
"traits.Bool()"
}
i = spm.EstimateContrast()
for field, result in six.iteritems(to_test_fields):
# Test to build the trait expression
trait = i.inputs.trait(field)
expression = build_expression(trait)
self.assertEqual(expression, result)
# Try to clone the trait
trait = eval_trait(expression)()
self.assertEqual(build_expression(trait), result)
# Test to clone some traits
trait_description = ["Float", "Int"]
handler = clone_trait(trait_description)
trait = handler.as_ctrait()
self.assertEqual(trait_description, trait_ids(trait))