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environment: cleanup docs

This commit is contained in:
Sebastien Bourdeauducq 2016-04-16 19:38:52 +08:00
parent 9b4a04b307
commit f962092b38
1 changed files with 13 additions and 10 deletions
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artiq/language/environment.py
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@ -146,8 +146,8 @@ class StringValue(_SimpleArgProcessor):
class HasEnvironment: class HasEnvironment:
"""Provides methods to manage the environment of an experiment (devices, """Provides methods to manage the environment of an experiment (arguments,
parameters, results, arguments).""" devices, datasets)."""
def __init__(self, device_mgr=None, dataset_mgr=None, *, parent=None, def __init__(self, device_mgr=None, dataset_mgr=None, *, parent=None,
default_arg_none=False, enable_processors=False, **kwargs): default_arg_none=False, enable_processors=False, **kwargs):
self.requested_args = OrderedDict() self.requested_args = OrderedDict()
@ -170,11 +170,12 @@ class HasEnvironment:
def build(self): def build(self):
"""Must be implemented by the user to request arguments. """Must be implemented by the user to request arguments.
Other initialization steps such as requesting devices and parameters Other initialization steps such as requesting devices may also be
or initializing real-time results may also be performed here. performed here.
When the repository is scanned, any requested devices and parameters When the repository is scanned, any requested devices and arguments
are set to ``None``.""" are set to ``None``.
"""
raise NotImplementedError raise NotImplementedError
def managers(self): def managers(self):
@ -191,6 +192,8 @@ class HasEnvironment:
def get_argument(self, key, processor=None, group=None): def get_argument(self, key, processor=None, group=None):
"""Retrieves and returns the value of an argument. """Retrieves and returns the value of an argument.
This function should only be called from ``build``.
:param key: Name of the argument. :param key: Name of the argument.
:param processor: A description of how to process the argument, such :param processor: A description of how to process the argument, such
as instances of ``BooleanValue`` and ``NumberValue``. as instances of ``BooleanValue`` and ``NumberValue``.
@ -308,7 +311,7 @@ class HasEnvironment:
class Experiment: class Experiment:
"""Base class for experiments. """Base class for top-level experiments.
Deriving from this class enables automatic experiment discovery in Deriving from this class enables automatic experiment discovery in
Python modules. Python modules.
@ -354,15 +357,15 @@ class Experiment:
class EnvExperiment(Experiment, HasEnvironment): class EnvExperiment(Experiment, HasEnvironment):
"""Base class for experiments that use the ``HasEnvironment`` environment """Base class for top-level experiments that use the ``HasEnvironment``
manager. environment manager.
Most experiment should derive from this class.""" Most experiment should derive from this class."""
pass pass
def is_experiment(o): def is_experiment(o):
"""Checks if a Python object is an instantiable user experiment.""" """Checks if a Python object is a top-level experiment class."""
return (isclass(o) return (isclass(o)
and issubclass(o, Experiment) and issubclass(o, Experiment)
and o is not Experiment and o is not Experiment