def test_fortran_format(self):
string = "-1.0-1"
number = get_fortran_formatted_number(string)
self.assertEqual(number, -1.e-1)
string = "-1.0+1"
number = get_fortran_formatted_number(string)
self.assertEqual(number, -1.e1)
string = "1.0+1"
number = get_fortran_formatted_number(string)
self.assertEqual(number, 1.e1)
string = "15.0-100"
number = get_fortran_formatted_number(string)
self.assertEqual(number, 1.5e-99)
string = "-15.0+39"
number = get_fortran_formatted_number(string)
self.assertEqual(number, -1.5e40)
string = "-15.0+309"
number = get_fortran_formatted_number(string)
self.assertEqual(number, -1.5e310)
string = "6.1000"
number = get_fortran_formatted_number(string)
self.assertEqual(number, 6.1000)
string = "-6.1000"
number = get_fortran_formatted_number(string)
self.assertEqual(number, -6.1000)
def __process_string(self):
# need to reset the dictionary
# otherwise state seems to linger - weird
self.composition_dictionary = {}
mat_string = self.text_string
mat_string = mat_string.replace("\n", "")
# split string
tokens = mat_string.split()
if len(tokens) % 2 != 0:
print("Material string not correctly processed")
sys.exit(1)
while len(tokens) != 0:
nuclide = tokens[0].split(".")
nucid = nuclide[0]
try:
xsid = nuclide[1]
except:
xsid = ""
frac = get_fortran_formatted_number(tokens[1])
tokens.pop(0)
tokens.pop(0)
self.composition_dictionary[nucid] = frac
self.xsid_dictionary[nucid] = xsid
return
def __interpret(self):
string = self.text_string
# look for mcnp cell specific keywords
string = self.__detect_keywords(mcnp_cell_keywords, string)
# this is to detect the presence of any importance
# values only need one - used to indentify the
# graveyard
# expand the string first
string = string.replace("(", " ( ")
string = string.replace(")", " ) ")
string = string.replace(":", " : ")
string = string.replace("+", "") # purge + signs
# there can be mulitple comments per cell you sick sick people
# why? is there any need? I mean really?!
while '$' in string:
pos = string.find('$')
nl = string.find('\n', pos)
string = string[:pos] + string[nl:]
self.cell_comment += string[pos:nl]
tokens = self.text_string.split()
tokens = string.split()
self.cell_id = int(tokens[0])
material_number = int(tokens[1])
if material_number > 0:
self.cell_material_number = int(material_number)
self.cell_density = get_fortran_formatted_number(tokens[2])
self.cell_text_description = tokens[3:]
else:
self.cell_density = 0.
self.cell_material_number = 0
self.cell_text_description = tokens[2:]
# now interpret the cell text description
if not self.__is_sanitised():
self.__sanitise()
self.generalise()
return