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Update pymosim.py #25

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162 changes: 119 additions & 43 deletions awesim/pymosim.py
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Original file line number Diff line number Diff line change
Expand Up @@ -54,12 +54,50 @@ def set_solver(solver, dsin = '', copy_to = None):
# only if original dsin had to be replaced
if copy_to != None:
shutil.copyfile('dsin_temp.txt', copy_to)

def set_ststst(start = 0, stop = 86400, step = 60, dsin = '', copy_to = None):
"""
better name to be found. set_times?


def set_init_from_file(source_path, destination_path, startTime=None, stopTime=None):
"""
pass
replace the 'destination' file with a 'source 'file.
Function to replace a Dymola simulation file (dsin.txt, with initial values for all variables) by
a Dymola simulation file (dsfinal.txt, with end values for every variable).
- startTime: reset the txtline indicating the start of the simulation with startTime (s)
- stopTime: reset the txtline indicating the end of the simulation with stopTime (s)
"""

if startTime==None and stopTime==None:
shutil.copyfile(source_path,destination_path)
else:
with open(source_path,'r') as input_file, \
open(destination_path, 'w') as output_file:

if startTime==None: # startTime is not None
for line in input_file:
if '# StopTime' in line:
output_file.write( str(stopTime) +\
' # StopTime Time at which integration stops\n')
else:
output_file.write(line)

if stopTime==None: # stopTime is not None
for line in input_file:
if'# StartTime' in line:
output_file.write( str(startTime) +\
' # StartTime Time at which integration starts\n')
else:
output_file.write(line)

else: # both are not None
for line in input_file:
if '# StopTime' in line:
output_file.write( str(stopTime) +\
' # StopTime Time at which integration stops\n')
elif'# StartTime' in line:
output_file.write( str(startTime) +\
' # StartTime Time at which integration starts\n')
else:
output_file.write(line)


def set_par(parameter, value, dsin='dsin.txt', copy_to=None):
"""
Expand Down Expand Up @@ -284,7 +322,7 @@ def cleanup_parrun(workdir, targetdir=None, subdir=None, remove=False):



def set_simulation(path, parameters, values, copy_to = None, dsin = '', dymosim = ''):
def set_simulation(path, parameters, values, copy_to = None, dsin_old = '', dsin_new = '', dymosim = ''):
"""
This function sets everything ready for starting a new simulation based on
the given parameters.
Expand All @@ -295,48 +333,83 @@ def set_simulation(path, parameters, values, copy_to = None, dsin = '', dymosim
values = the values the depicted parameters need to get
copy_to = a follow number for creating subfiles
"""

os.chdir(path)

if dsin == '':
my_wor_dir = os.getcwd()
os.chdir(path)
if dsin_old == '':
dsin = 'dsin.txt'

else:
dsin = dsin_old

if dsin_new == '':
dsin_new = 'dsin.txt'

replace_original = False
if dsin==dsin_new:
replace_original=True
dsin_new = dsin_new.strip('.txt')+'temp.txt'

if dymosim == '':
dymosim = 'dymosim.exe'

dsin_file = open(dsin, 'r')
file_data = dsin_file.readlines()
dsin_file.close()

for i in range(len(file_data)):
for j in range(len(parameters)):
if file_data[i].find(parameters[j]) > -1:
# check structure of file: all on single line or on 2 lines
if file_data[i-1].find(u'#') > -1:
line = i
else:
line = i-1
splitted = file_data[line].split()
splitted[1] = str(values[j])
splitted.append('\n')
file_data[line] = ' '.join(splitted)
print 'The parameter %s is found in %s and is replaced by %s' \
%(parameters[j], dsin, values[j])

dsin_temp = open('dsin_temp.txt', 'w')
dsin_temp.writelines(file_data)
dsin_temp.close()

my_pars = list(parameters)
my_vals = list(values)
# Get parameters from sim in order of appearance
sorted_pars = []
sorted_vals = []
with open(dsin,'r') as old_file:
for f in old_file:
#pdb.set_trace()
if '# ' in f:
if any(x in f.split() for x in my_pars):
for i, par in enumerate(my_pars):
if par in f.split():
sorted_pars.append(par)
sorted_vals.append(my_vals[i])
my_index = i
my_pars.pop(my_index)
my_vals.pop(my_index)
if len(sorted_pars)<len(parameters):
print 'the following parameters where not found in dsin_old: {}'.format(list(set(parameters) - set(sorted_pars)))
# rewrite to new file and change lines of parameters in 'parameters'
with open(dsin,'r') as old_file, open(dsin_new,'w') as new_file:
pars_passed=0
line_nb=0
search_par = sorted_pars[pars_passed]
search_val = sorted_vals[pars_passed]
for f in old_file:
if line_nb==0:
to_write = ""
elif '# '+search_par + '\n' in f:
to_write_tmp = prev_line.split()
to_write = ' '.join(to_write_tmp[:1] + [str(search_val)] + to_write_tmp[2:] + ['\n'])
pars_passed+=1
try:
search_par = sorted_pars[pars_passed]
search_val = sorted_vals[pars_passed]
except:
pass
else:
to_write = prev_line
new_file.write(to_write)
prev_line = f
line_nb+=1
new_file.write(prev_line)

if replace_original:
shutil.copyfile(dsin_new, dsin_old)

#pdb.set_trace()
if copy_to != None:
dsin_to = os.getcwd() + '\\run_' + str(copy_to)
dsin_file = os.getcwd() + '\\run_' + str(copy_to) + '\\dsin.txt'
dymosim_file = os.getcwd() + '\\run_' + str(copy_to) + '\\dymosim.exe'
os.makedirs(dsin_to)
shutil.copyfile('dsin_temp.txt', dsin_file)
shutil.copyfile(dymosim, dymosim_file)


else:
dsin_to = os.getcwd()

os.chdir(my_wor_dir)

return dsin_to


Expand Down Expand Up @@ -425,7 +498,7 @@ def analyse_log(log_file):
summary['perc_wrong'] = 0
return summary

def run_ds(dymosim = '', dsin = '', result = ''):
def run_ds(dymosim = '', dsin = '', result = '', dsu=''):
"""
run_ds(dymosim = '', file_in = '', result = '')

Expand All @@ -441,16 +514,19 @@ def run_ds(dymosim = '', dsin = '', result = ''):

arguments = {'dymosim':'dymosim',
'dsin':'dsin.txt',
'result':'result.mat'}
'result':'result.mat',
'dsu': 'dsu.txt'}

for arg in arguments:
if eval(arg) is not '':
arguments[arg] = eval(arg)

print arguments

oscmd = ' '.join([arguments['dymosim'], '-s','-u', arguments['dsu'],
arguments['dsin'], arguments['result']])

print oscmd

oscmd = ' '.join([arguments['dymosim'], '-s', arguments['dsin'],
arguments['result']])

proc = Popen(oscmd)
return proc

Expand Down