print('Enter the name of file: ', end=': ')
FileName = input()
try:
file = open(FileName, 'r')
except IOError as error:
print(str(error))
sys.exit(5)
else:
with file:
for line in file:
tmp = []
for item in line.split():
try:
tmp.append(float(item))
except Exception:
sys.exit(2)
FreeTerms.append(tmp.pop())
arr.append(tmp)
print(tmp)
try:
res = numpy.linalg.solve(arr, FreeTerms)
DataBase.callFunction("add_sys", str(arr), str(res))
DataBase.callFunction("add_log", str(res),
str(datetime.datetime.now().timestamp()), str(arr))
except Exception as error:
DataBase.callFunction("add_log", str(error),
str(datetime.datetime.now().timestamp()), str(arr))
sys.exit(3)
