def run(self, base_directory, urbansim_cache_directory, years):
""" run the simulation
base_directory: directory contains all years folder of lccm.
urbansim_cache_directory: directory contains all years folder of urbansim cache.
years: lists of year to run."""
model = LandCoverChangeModel(self.possible_lcts,
submodel_string=self.lct_attribute,
choice_attribute_name=self.lct_attribute,
debuglevel=4)
coefficients = Coefficients()
storage = StorageFactory().get_storage('tab_storage',
storage_location=os.path.join(
self.package_path, 'data'))
coefficients.load(in_storage=storage,
in_table_name="land_cover_change_model_coefficients")
specification = EquationSpecification(in_storage=storage)
specification.load(
in_table_name="land_cover_change_model_specification")
specification.set_variable_prefix("biocomplexity.land_cover.")
constants = Constants()
simulation_state = SimulationState()
simulation_state.set_cache_directory(urbansim_cache_directory)
attribute_cache = AttributeCache()
index = arange(100000)
for year in years:
simulation_state.set_current_time(year)
#land_cover_path = os.path.join(base_directory, str(year))
land_cover_path = base_directory
land_covers = LandCoverDataset(
in_storage=StorageFactory().get_storage(
'flt_storage', storage_location=land_cover_path),
out_storage=StorageFactory().get_storage(
'flt_storage', storage_location=land_cover_path),
debuglevel=4)
land_covers.subset_by_index(index)
#land_covers.load_dataset()
gridcells = GridcellDataset(in_storage=attribute_cache,
debuglevel=4)
agents_index = None
model.run(specification,
coefficients,
land_covers,
data_objects={
"gridcell": gridcells,
"constants": constants,
"flush_variables": True
},
chunk_specification={'nchunks': 1})
land_covers.flush_dataset()
del gridcells
del land_covers
def run(self, base_directory, urbansim_cache_directory, years):
""" run the simulation
base_directory: directory contains all years folder of lccm.
urbansim_cache_directory: directory contains all years folder of urbansim cache.
years: lists of year to run."""
model = LandCoverChangeModel(self.possible_lcts, submodel_string=self.lct_attribute,
choice_attribute_name= self.lct_attribute, debuglevel=4)
coefficients = Coefficients()
storage = StorageFactory().get_storage('tab_storage',
storage_location=os.path.join(self.package_path, 'data'))
coefficients.load(in_storage=storage, in_table_name="land_cover_change_model_coefficients")
specification = EquationSpecification(in_storage=storage)
specification.load(in_table_name="land_cover_change_model_specification")
specification.set_variable_prefix("biocomplexity.land_cover.")
constants = Constants()
simulation_state = SimulationState()
simulation_state.set_cache_directory(urbansim_cache_directory)
attribute_cache = AttributeCache()
index = arange(100000)
for year in years:
simulation_state.set_current_time(year)
#land_cover_path = os.path.join(base_directory, str(year))
land_cover_path = base_directory
land_covers = LandCoverDataset(in_storage=StorageFactory().get_storage('flt_storage', storage_location=land_cover_path),
out_storage=StorageFactory().get_storage('flt_storage', storage_location=land_cover_path),
debuglevel=4)
land_covers.subset_by_index(index)
#land_covers.load_dataset()
gridcells = GridcellDataset(in_storage=attribute_cache, debuglevel=4)
agents_index = None
model.run(specification, coefficients, land_covers, data_objects={"gridcell":gridcells,
"constants":constants, "flush_variables":True},
chunk_specification = {'nchunks':1}
)
land_covers.flush_dataset()
del gridcells
del land_covers
def run(self, base_directory, urbansim_cache_directory, years, output_directory, temp_folder,
coefficients_name, specification_name, convert_flt=True, convert_input=False):
""" run the simulation
base_directory: directory contains all years folder of lccm.
urbansim_cache_directory: directory contains all years folder of urbansim cache.
years: lists of year to run."""
model = LandCoverChangeModel(self.possible_lcts, submodel_string=self.lct_attribute,
choice_attribute_name=self.lct_attribute, debuglevel=4)
coefficients = Coefficients()
storage = StorageFactory().get_storage('tab_storage',
storage_location=os.path.join(self.package_path, 'data'))
coefficients.load(in_storage=storage, in_table_name=coefficients_name)
specification = EquationSpecification(in_storage=storage)
specification.load(in_table_name=specification_name)
specification.set_variable_prefix("biocomplexity.land_cover.")
constants = Constants()
simulation_state = SimulationState()
simulation_state.set_cache_directory(urbansim_cache_directory)
attribute_cache = AttributeCache()
SessionConfiguration(new_instance=True,
package_order=['biocomplexity', 'urbansim', 'opus_core'],
in_storage=AttributeCache())
ncols = LccmConfiguration.ncols
if temp_folder is None:
self.temp_land_cover_dir = tempfile.mkdtemp()
else:
self.temp_land_cover_dir = temp_folder
for year in years:
land_cover_path = self._generate_input_land_cover(year, base_directory, urbansim_cache_directory,
years, output_directory, convert_flt, convert_input)
#max_size = 174338406 (orig) - act. int: 19019944 (37632028 incl NoData)
max_size = self._get_max_index(land_cover_path) # 1st instance of lc_dataset - but looks like a 'lite' version
offset = min(LccmConfiguration.offset, max_size)
s = 0
t = offset
while (s < t and t <= max_size):
logger.log_status("Offset: ", s, t)
index = arange(s,t)
land_cover_cache_path=os.path.join(urbansim_cache_directory,str(year),'land_covers')
self._clean_up_land_cover_cache(land_cover_cache_path)
simulation_state.set_current_time(year)
# 2nd instance of lc_dataset
land_covers = LandCoverDataset(in_storage=StorageFactory().get_storage('flt_storage', storage_location=land_cover_path),
out_storage=StorageFactory().get_storage('flt_storage', storage_location=land_cover_path),
debuglevel=4)
land_covers.subset_by_index(index)
# land_covers.load_dataset()
gridcells = GridcellDataset(in_storage=attribute_cache, debuglevel=4)
agents_index = None
model.run(specification, coefficients, land_covers, data_objects={"gridcell":gridcells,
"constants":constants, "flush_variables":True},
chunk_specification = {'nchunks':5}) ## chunk size set here
land_covers.flush_dataset()
del gridcells
del land_covers
# self._generate_output_flt(year, urbansim_cache_directory, output_directory, convert_flt)
self._generate_output_flt2(year, urbansim_cache_directory, output_directory, convert_flt)
if t >= max_size: break
s = max(t-10*ncols,s)
t = min(t+offset-10*ncols,max_size)
# clean up temp storage after done simulation
shutil.rmtree(self.temp_land_cover_dir)