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jit.py
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jit.py
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import importlib
import logging
logger = logging.getLogger(__name__)
class JIT(object):
"""
Dummy Just-in-Time initialization class
"""
def __init__(self, system, model, device, name):
"""constructor of a dummy JIT class with basic information"""
self.system = system
self.model = model
self.device = device
self.name = name
self.loaded = 0
def jit_load(self):
"""
Import and instantiate this JIT object
Returns
-------
"""
try:
model = importlib.import_module('.' + self.model, 'andes.models')
device = getattr(model, self.device)
self.system.__dict__[self.name] = device(self.system, self.name)
g = self.system.__dict__[self.name]._group
self.system.group_add(g)
self.system.__dict__[g].register_model(self.name)
# register device after loading
self.system.devman.register_device(self.name)
self.loaded = 1
logger.debug('Imported model <{:s}.{:s}>.'.format(
self.model, self.device))
except ImportError:
logger.error(
'non-JIT model <{:s}.{:s}> import error'
.format(self.model, self.device))
except AttributeError:
logger.error(
'model <{:s}.{:s}> not exist. Check models/__init__.py'
.format(self.model, self.device))
def __getattr__(self, attr):
if not self.loaded:
self.jit_load()
return self.system.__dict__[self.name].__getattribute__(attr)
def elem_add(self, idx=None, name=None, **kwargs):
"""overloading elem_add function of a JIT class"""
self.jit_load()
if self.loaded:
return self.system.__dict__[self.name].elem_add(
idx, name, **kwargs)
def doc(self, **kwargs):
self.jit_load()
if self.loaded:
return self.system.__dict__[self.name].doc(**kwargs)