python class Task: def init: self.name = name self.startdate = startdate self.enddate = enddate self.assignee = assignee self.progress = 0 # Initial progress is 0

def update_progress:
    self.progress = progress

class Project: def init: self.name = name self.tasks = self.members = self.files =

def add_task:
    self.tasks.append
def add_member:
    self.members.append
def add_file:
    self.files.append
def get_tasks:
    return self.tasks
def get_progress:
    total_progress = 0
    for task in self.tasks:
        total_progress += task.progress
    return total_progress / len if self.tasks else 0

project = Project

members = for member in members: project.add_member

task1 = Task task2 = Task project.addtask project.addtask

task1.update_progress

print * 100))

file = "Project Proposal.pdf" project.add_file