def all_defaults(nengo_cls=None):
"""Look up all of the default values in the current context.
Parameters
----------
nengo_cls : class, optional
If specified, only the defaults for a particular class will
be returned. If not specified, the defaults for all configured
classes will be returned.
Returns
-------
str
"""
lines = []
if nengo_cls is None:
all_configured = set()
for config in Config.context:
all_configured.update(key for key in config.params
if inspect.isclass(key))
lines.extend([Config.all_defaults(key) for key in all_configured])
else:
lines.append(f"Current defaults for {nengo_cls.__name__}:")
for attr in dir(nengo_cls):
desc = getattr(nengo_cls, attr)
if is_param(desc) and desc.configurable:
val = Config.default(nengo_cls, attr)
lines.append(f" {attr}: {val}")
return "\n".join(lines)
def __init__(self, configures):
assert inspect.isclass(configures)
self._configures = configures
self._extraparams = {}
self._default_params = tuple(
attr for attr in dir(self._configures)
if is_param(getattr(self._configures, attr)))
def __init__(self, configures):
assert inspect.isclass(configures)
self._configures = configures
self._extra_params = {}
self._default_params = tuple(
attr for attr in dir(self._configures)
if is_param(getattr(self._configures, attr)))
def all_defaults(nengo_cls=None):
"""Look up all of the default values in the current context.
Parameters
----------
nengo_cls : class, optional
If specified, only the defaults for a particular class will
be returned. If not specified, the defaults for all configured
classes will be returned.
Returns
-------
str
"""
lines = []
if nengo_cls is None:
all_configured = set()
for config in Config.context:
all_configured.update(key for key in config.params
if inspect.isclass(key))
lines.extend([Config.all_defaults(key) for key in all_configured])
else:
lines.append("Current defaults for %s:" % nengo_cls.__name__)
for attr in dir(nengo_cls):
desc = getattr(nengo_cls, attr)
if is_param(desc) and desc.configurable:
val = Config.default(nengo_cls, attr)
lines.append(" %s: %s" % (attr, val))
return "\n".join(lines)
def set_param(self, key, value):
if not is_param(value):
raise ConfigError(f"'{key}' is not a parameter")
elif key in dir(self._configures):
raise ConfigError(
f"'{key}' is already a parameter in {self._configures.__name__}. "
"Please choose a different name.")
self._extra_params[key] = value
def set_param(self, key, value):
if not is_param(value):
raise ConfigError("'%s' is not a parameter" % key)
elif key in dir(self._configures):
raise ConfigError("'%s' is already a parameter in %s. "
"Please choose a different name." %
(key, self._configures.__name__))
self._extra_params[key] = value
def set_param(self, key, value):
if not is_param(value):
raise TypeError("%s is not a parameter" % key)
elif key in dir(self._configures):
raise ValueError("%s is already a parameter in %s. "
"Please choose a different name."
% (key, self._configures.__name__))
self._extraparams[key] = value
def param_list(cls):
"""Returns a list of parameter names that can be set."""
return (attr for attr in dir(cls) if is_param(getattr(cls, attr)))
def param_list(cls):
"""Returns a list of parameter names that can be set."""
return (attr for attr in dir(cls) if is_param(getattr(cls, attr)))
def default_params(self):
return (attr for attr in dir(self._configures)
if is_param(getattr(self._configures, attr)))
def default_params(self):
return (attr for attr in dir(self._configures)
if is_param(getattr(self._configures, attr)))
