OC4WasimSesamCoreFLSUtilityClass.py

# this example demonstrates how to run Wasim and Sesam Core for a set of loadcases  
# the Wasim time periods are specified in an ascii file test_cases_wasim_input.txt
# load case specific input files are located in folder Workspace\Input
# shared input files are located in folder Workspace\CommonFiles
# a utility class called WasimSesamCoreExecution is used to run the analysis and check the status

import sys, os
root_folder = os.path.dirname(os.path.abspath(__file__))
sys.path.append(os.path.join(root_folder, "../PythonModules"))

from pathlib import Path
import pandas as pd
from WasimSesamCoreExecution import *
import analysisStatusChecker 

run_analysis = True  # set to True to run the analysis
skip_fatigue = False # if True, run only sestra not sesam core
plot_results = False # set to True to plot the results

# create workflowclient that orchestrates the execution
workspace_path = str(Path(root_folder, 'Workspace'))
wasimSesamCoreExecution = WasimSesamCoreExecution(workspace_path = workspace_path, workspace_ID= "SesamWasimCoreExample")

# read parameter variation from text file, could easily be replaced with input from Excel or a regular Python dictionary
parametrized_loadcases = pd.read_table(os.path.join(workspace_path,"test_cases_wasim_input.txt"), index_col=0)

# add additional data if needed 
# data.loc['LC004'] = {'TimeStep': 0.3, 'StartTime': 2,'EndTime':7,'NSteps':2}
print("Loadcases with parameters to be run:")
print(parametrized_loadcases) 

if run_analysis:
    # Recognize the following column titles in Excel spreadsheet and map them to the correct input parameters given in Wasim template files
    parameter_mapping = {'TimeStep': "timestep", "StartTime": "start_solve", "EndTime": "stop_solve", "NSteps": "nsteps"}
    
    # copy input files to working directory, Workspace\Loadcases, existing files will be removed
    wasimSesamCoreExecution.copying_input_files_to_working_directory()

    # run all loadcase specified in loadcases_with_parameter
    # the run will be executed in folder workspacePath\LoadCases\LC001, workspacePath\LoadCases\LC002, etc.
    wasimSesamCoreExecution.run_wasim_sesam_core_for_all_parameters(parameter_mapping, parametrized_loadcases, skip_fatigue)

os.chdir(wasimSesamCoreExecution.results_directory)

# check if analysis was successful
analysisStatusChecker.checkWasimStatus()

if skip_fatigue:
    analysisStatusChecker.checkSestraStatus()
else:
    analysisStatusChecker.checkSesamCoreStatus()

if plot_results:
    # plot reaction forces for all loadcases
    wasimSesamCoreExecution.plot_reaction_forces()

wasimSesamCoreExecution.remove_log_files()