Как записать инфу в файл и вывести ее во вложенном словаре?

import statistics
from statistics import mean
Students = dict()
average = dict()
studgroup = {}
def show():
for key, value in studgroup.items():
print(f'{key:10}{value}')
def add():
while True:
name = input("Enter student's name: ")
if name == "":
break
value = int (input("Enter student grade for PT: "))
value2 = int (input ("Enter student grades for OE: "))
value3 = int (input ("Enter student grades for MM: "))
value4 = int (input ("Enter student grades for A&P: "))
studgroup[name]={
"PT":value,
"OE":value2,
"MM":value3,
"A&P":value4
}
a = []
a.append(value)
a.append(value2)
a.append(value3)
a.append(value4)
avg=statistics.mean(a)
average[name] = avg
print()
def edit():
print()
key = input("Enter the key of the value to edit: ")
if key in studgroup.keys():
value=int(input("Enter student grade for PT: "))
value1=int(input("Enter student grades for OE: "))
value2=int(input("Enter student grades for MM: "))
value3=int(input("Enter student grades for A&P: "))
studgroup[key]={
"PT":value,
"OE":value2,
"MM":value3,
"A&P":value4
}
else:
print("Key not found")
print()
def delete():
print()
key = input("Enter the key to delete: ")
if key in studgroup.keys():
del(studgroup[key])
else:
print("Key not found")
print()
def calculate():
print()
print(average)
print()
def read(filename,data):
try:
file = open(filename, 'r')
except OSError:
print('File opening error')
return
try:
data.clear()
for s in file:
val = s.split(",")
data[val[0]] = int(val[1])
except Exception:
print('File reading error')
finally:
file.close()
def write(filename,data):
try:
file = open(filename, 'w')
except OSError:
print('File opening error')
return
try:
for item in data.items():
file.write("{0[0]:s},{0[1]:d}\n".format(item))
except Exception:
print('File reading error')
finally:
file.close()
while True:
name = input("Enter student's name: ")
if name == '':
break
value = int (input("Enter student grade for PT: "))
value2 = int (input ("Enter student grades for OE: "))
value3 = int (input ("Enter student grades for MM: "))
value4 = int (input ("Enter student grades for A&P: "))
print()
studgroup[name]={
"PT":value,
"OE":value2,
"MM":value3,
"A&P":value4
}
a = []
a.append(value)
a.append(value2)
a.append(value3)
a.append(value4)
avg=statistics.mean(a)
average[name] = avg
data = {}
menu = {'1' : 'View data',
'2' : 'Add data',
'3' : 'Edit value',
'4' : 'Delete value',
'5' : 'Calculate mean',
'6' : 'Read',
'7' : 'Write',
'0' : 'Exit'}
filename = 'data.txt'
while True:
for item in menu.items():
print("{0:2s} - {1:s}".format(item[0], item[1]))
choice = choice = input()
if choice == '1':
show()
elif choice == '2':
add()
elif choice == '3':
edit()
elif choice == '4':
delete()
elif choice == '5':
calculate()
elif choice == '6':
read(filename)
elif choice == '7':
write(filename)
elif choice == '0':
break
else:
print(' No such item \n')
Traceback (most recent call last):
File "main.py", line 136, in <module>
read(filename)
TypeError: read() missing 1 required positional argument: 'data'
Как исправить код, чтобы он заработал?

0