118 lines
3.3 KiB
Python
118 lines
3.3 KiB
Python
# Copyright: See the LICENSE file.
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"""Simple wrappers around Factory class definition."""
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import contextlib
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import logging
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from . import base, declarations
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@contextlib.contextmanager
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def debug(logger='factory', stream=None):
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logger_obj = logging.getLogger(logger)
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old_level = logger_obj.level
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handler = logging.StreamHandler(stream)
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handler.setLevel(logging.DEBUG)
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logger_obj.addHandler(handler)
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logger_obj.setLevel(logging.DEBUG)
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try:
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yield
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finally:
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logger_obj.setLevel(old_level)
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logger_obj.removeHandler(handler)
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def make_factory(klass, **kwargs):
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"""Create a new, simple factory for the given class."""
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factory_name = '%sFactory' % klass.__name__
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class Meta:
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model = klass
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kwargs['Meta'] = Meta
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base_class = kwargs.pop('FACTORY_CLASS', base.Factory)
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factory_class = type(base.Factory).__new__(type(base.Factory), factory_name, (base_class,), kwargs)
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factory_class.__name__ = '%sFactory' % klass.__name__
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factory_class.__doc__ = 'Auto-generated factory for class %s' % klass
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return factory_class
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def build(klass, **kwargs):
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"""Create a factory for the given class, and build an instance."""
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return make_factory(klass, **kwargs).build()
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def build_batch(klass, size, **kwargs):
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"""Create a factory for the given class, and build a batch of instances."""
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return make_factory(klass, **kwargs).build_batch(size)
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def create(klass, **kwargs):
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"""Create a factory for the given class, and create an instance."""
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return make_factory(klass, **kwargs).create()
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def create_batch(klass, size, **kwargs):
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"""Create a factory for the given class, and create a batch of instances."""
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return make_factory(klass, **kwargs).create_batch(size)
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def stub(klass, **kwargs):
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"""Create a factory for the given class, and stub an instance."""
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return make_factory(klass, **kwargs).stub()
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def stub_batch(klass, size, **kwargs):
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"""Create a factory for the given class, and stub a batch of instances."""
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return make_factory(klass, **kwargs).stub_batch(size)
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def generate(klass, strategy, **kwargs):
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"""Create a factory for the given class, and generate an instance."""
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return make_factory(klass, **kwargs).generate(strategy)
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def generate_batch(klass, strategy, size, **kwargs):
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"""Create a factory for the given class, and generate instances."""
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return make_factory(klass, **kwargs).generate_batch(strategy, size)
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def simple_generate(klass, create, **kwargs):
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"""Create a factory for the given class, and simple_generate an instance."""
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return make_factory(klass, **kwargs).simple_generate(create)
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def simple_generate_batch(klass, create, size, **kwargs):
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"""Create a factory for the given class, and simple_generate instances."""
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return make_factory(klass, **kwargs).simple_generate_batch(create, size)
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def lazy_attribute(func):
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return declarations.LazyAttribute(func)
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def iterator(func):
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"""Turn a generator function into an iterator attribute."""
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return declarations.Iterator(func())
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def sequence(func):
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return declarations.Sequence(func)
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def lazy_attribute_sequence(func):
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return declarations.LazyAttributeSequence(func)
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def container_attribute(func):
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return declarations.ContainerAttribute(func, strict=False)
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def post_generation(fun):
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return declarations.PostGeneration(fun)
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