def run_lgrass(scenario_id=1, inputs_dir_path='inputs', outputs_dir_path='outputs'):
""" Run lgrass.lpy file from external script
:param str inputs_dir_path: the path to the input files (meteo, list of simulations...)
:param str outputs_dir_path: the path to the outputs files
:param int scenario_id: the index of the scenario to be run from the list of simulations CSV file
"""
# Scenario to be run
scenarii_df = pd.read_csv(os.path.join('inputs', 'plan_simulation.csv'), index_col='Scenario')
scenario = scenarii_df.loc[scenario_id].to_dict()
scenario_name = scenario['name']
# Update parameters of flowering model
flowering_model = lgrass.flowering_functions.FloweringFunctions()
flowering_model.param.__dict__.update((k, scenario[k]) for k in set(scenario).intersection(flowering_model.param.__dict__))
# Load lsystem
lpy_filename = os.path.join(lgrass.__path__[0], "lgrass.lpy")
lsystem = Lsystem(lpy_filename)
# Update parameters
lsystem.dt = 1
lsystem.option_profile = "plateau"
lsystem.flowering_model = flowering_model
lsystem.derivationLength = int(scenario['derivationLength'])
lsystem.option_tallage = scenario['option_tallage']
lsystem.option_senescence = scenario['option_senescence']
lsystem.option_floraison = scenario['option_floraison']
lsystem.meteo_path = os.path.join(inputs_dir_path, scenario['meteo_filename'])
lsystem.sowing_date = scenario['sowing_date']
lsystem.site = scenario['site']
lsystem.output_induction_file_name = '{}_induction'.format(scenario_name)
lsystem.output_organ_lengths_file_name = '{}_organ_lengths'.format(scenario_name)
lsystem.ParamP[0]['C'] = scenario['value_C']
lsystem.ParamP[0]['Premiecroiss'] = scenario['Premiecroiss']
lsystem.ParamP[0]['PS_compensation_point'] = scenario['PS_compensation_point']
if outputs_dir_path:
lsystem.OUTPUTS_DIRPATH = outputs_dir_path
# Run the lsystem
try:
lsystem.derive() # permet le declenchement de la fonction "End" du script lpy
lsystem.clear()
except Exception as e:
print(e)
