def calculator(data):
try:
if "=" in data:
data = str_to_list(data)
result = calc_eq(data)
if result == "error":
raise ValueError
else:
result = "output: x = " + str(result)
return result
input_data = data
if "log" in input_data:
i = input_data.index("(")
k = input_data.index(")")
data = float(input_data[i + 1 : k])
result = log(data)
return "output: %s" % result
else:
data = str_to_list(input_data)
result = calculate(data)
return "output: %s" % result
except ZeroDivisionError:
print("bad input")
exit()
except ValueError:
print("bad input")
exit()
def mainp(self, period, time, days):
per = 1
for day in range(int(days)):
for per in range(int(period)):
conn = sqlite3.connect('data.sqlite')
# r1 = room()
# str=room.make1(r1)
str = "0" # hexadecimal
print("str:", str)
m = calculate()
y = calculate.make(m, str)
print("y", y)
r2 = room()
x = room.make(r2, y)
# c = conn.cursor()
# c.execute('select code from data2 where class =?', str(x[0]))
# conn.commit()
#
print("x", x)
# aa = code(x)
# print("aa", aa)
t = teach()
teach.make(t, x, int(time))
# print(t1[0])
c = conn.cursor()
c.execute('select * from data2 where active =?', "1")
conn.commit()
print("aaa", c)
for qr in c:
out = conn.cursor()
out.execute(
'INSERT INTO outdata (period,room_id,teach_id,n_teach,sub_id,day) VALUES (?,?,?,?,?,?)',
(per + 1, qr[2], qr[1], qr[3], qr[8], day + 1))
conn.commit()
conn.close()
def test_calculate(self):
test_data_simple = [
(['(', '7', '+', '3', ')', '*', '4'], 40),
(['(', '2', '*', '4', '+', '8', ')', '/', '4'], 4),
(['3', '*', 'x', '=', '6'], 'x = 2'),
(['(', '7', '+', '1', ')', '*', 'x', '=', '6'], 'x = 0.75'),
(['1', '+', '(', '7', '-', '2', ')'], 6),
(['6', '+', '6'], 12),
(['2', '*', '(', '25', '+', '2', ')'], 54),
(['0', '*', '0.002'], 0),
(['(', '-', '4', ')', '*', '8'], -32),
]
test_data_complex = [
(['log(', '5', ')'], 1.6094379124341003),
]
test_wrong_data = [
['4', '+', '*', '8'],
[('-', '4'), '(', '*', '8'],
]
for input_data, expected_result in test_data_simple:
self.assertEquals(calculate(input_data), expected_result)
def code(time):
# print("code")
st = "0" # hexadecimal
print("str:", st)
m = calculate()
y = calculate.make(m, st)
print("y", y)
r2 = room()
x = room.make(r2, y)
conn = sqlite3.connect('data.sqlite')
te = []
id = []
nd = []
for i in x:
c = conn.cursor()
c.execute('select code,teach_id,n_id from data2 where room_id= ?',
(str(i), ))
conn.commit()
r = []
d = []
n = []
for j in c:
print("j", j)
a = j[0]
m = calculate()
y = calculate.make(m, a)
r = r + [y]
d = d + [j[1]]
n = n + [j[2]]
# print(r)
te = te + [r]
id = id + [d]
nd = nd + [n]
print(te)
print("id", id)
print(nd)
cal = len(x) * (len(max(id)) * 2)
sr = seek(id, cal)
print("sr", sr)
sid_ar = []
for ar in sr:
print("ar", ar)
# co=[i for i in range(len(ar))]
n_tea = []
for aa in range(len(ar)):
c = conn.cursor()
c.execute(
'select max(n_teach) from data2 where room_id= ? and teach_id=?',
(
str(x[aa]),
str(ar[aa]),
))
conn.commit()
l = c.fetchone()
n_tea = n_tea + [l[0]]
co = []
no = []
for aa in range(len(ar)):
c = conn.cursor()
c.execute(
'select code,n_id from data2 where room_id= ? and teach_id=? and n_teach=?',
(
str(x[aa]),
str(ar[aa]),
str(randint(1, n_tea[aa])),
))
conn.commit()
for j in c:
bb = j[0]
m = calculate()
y = calculate.make(m, bb)
co = co + [y]
no = no + [j[1]]
print("co", co)
print("no", no)
sum = sumit(co)
print("sum", sum)
print("x", x)
sclass = []
for i in x:
try:
if (sum[i - 1] == 0):
sclass = sclass + [i]
except:
sclass = sclass + [i]
sid = []
for i in range(len(x)):
if (a_ar(sclass, x[i]) == 1
): #searching for x[i] in sclass , returns 1 if found
sid = sid + [no[i]]
# try:
#
# except:
# sid = sid + []
print("sclass", sclass)
print("sid", sid)
sid_ar = sid_ar + [sid]
list = [x for x in sid_ar if x != []] #to remove empty array
for s in list:
for nid in s:
c = conn.cursor()
c.execute('select hour from data2 where n_id = ?', (str(nid), ))
l = c.fetchone()
conn.commit()
h = l[0]
c = conn.cursor()
c.execute('UPDATE data2 SET hour =? , active =? WHERE n_id = ?', (
str(h - time),
"1",
str(nid),
))
conn.commit()
conn.close()
return list
def calc_eq(data):
try:
k = data.index('=')
left_part = data[:k]
right_part = data[k+1:]
if len(data) == 3 and 'x' in data and '=' in data:
x = data.index('x')
eq = data.index('=')
del data[x]
del data[eq-1]
return data[0]
if 'x' in left_part:
data_with_x = left_part
data = right_part
else:
data_with_x = right_part
data = left_part
x_index = data_with_x.index('x')
if len(right_part) > 1:
right_part = calculate(right_part)
right_part = float(right_part[0])
if x_index > 0 and data_with_x[x_index-1] == '*' or data_with_x[x_index-1] == '/':
act_data = data_with_x[x_index-1]
act_data_index = x_index - 1
else:
act_data = data_with_x[x_index+1]
act_data_index = x_index + 1
if data_with_x[act_data_index-1] == ')':
for i in range((act_data_index-1), -1, -1):
if data_with_x[i] == '(':
data_near_x = []
data_near_x.append(calculate(data_with_x[i:act_data_index]))
data_with_x[i:act_data_index] = data_near_x
data_near_x = data_near_x[0]
else:
if act_data_index < x_index:
data_near_x = data_with_x[act_data_index-1]
else:
data_near_x = data_with_x[act_data_index+1]
#print(data_with_x)
data_without_x = 0
#if len(data_with_x) > 3:
data_with_x.remove(data_near_x)
data_with_x.remove(act_data)
data_with_x.remove('x')
'''
if data_with_x[x_index-1] == '+' and data_with_x[x_index] == '+':
data_with_x[x_index-1:x_index+1] = '+'
data_without_x = calculate(data_with_x)
if data_with_x[x_index-1] == '-' and data_with_x[x_index] == '-':
data_with_x[x_index-1:x_index+1] = '-'
data_without_x = calculate(data_with_x)
if data_with_x[x_index-1] == '-' and data_with_x[x_index] == '+':
data_with_x[x_index-1:x_index+1] = '-'
data_without_x = calculate(data_with_x)
'''
#print(data_with_x)
i = 0
for i in range(1, len(data_with_x)-1):
if data_with_x[i-1] == '+' and data_with_x[i] == '+':
data_with_x[i-2:i+1] = '+'
elif data_with_x[i-1] == '+' and data_with_x[i] == '-':
data_with_x[i-2:i+1] = '-'
elif data_with_x[i-1] == '-' and data_with_x[i] == '+':
data_with_x[i-2:i+1] = '-'
elif data_with_x[i-1] == '-' and data_with_x[i] == '-':
data_with_x[i-2:i+1] = '+'
if data_with_x:
data_without_x = calculate(data_with_x)
else:
data_without_x = calculate(data_near_x)
print(data_with_x)
if data_with_x:
right_part -= data_without_x
else:
right_part += data_without_x
if act_data == '*':
result = right_part / float(data_near_x)
elif act_data == '/':
result = right_part * float(data_near_x)
return result
except Exception:
return 'error'
