add more methods for manager

SpreadsheetsService/models/assignment.py

@@ -1,7 +1,8 @@
 class Assignment:
     """Задание."""
 
-    def __init__(self, weight: float, values):
+    def __init__(self, name: str, values: list, weight: float=1):
+        self.name = name
         self.weight = weight
         self.values = values
 

SpreadsheetsService/models/student.py

@@ -4,10 +4,11 @@ from .assignment import Assignment
 class Student:
     """Позволяет выполнять операции над студентами."""
 
-    def __init__(self, number: int, name: str):
+    def __init__(self, number: int, name: str, group_id : int, tg_id : int = None):
         self.number: int = number
         self.name: str = name
-        self.tg_id = None
+        self.group_id: int = group_id
+        self.tg_id: int = tg_id
         self.assignments = []
 
     def add_assignment(self, assignment: Assignment):