写一个Python编码 企业员工信息管理系统 建立一个企业信息管理系统实现以下功能 1、企业有：业务部10人，技术部5人，人事部3人，行政部2人，信息部2人（人名自拟） 2、模仿课件第8章，学生信息管理系统，实现企业员工信息的增删改查，增删改查要具体到相应部门。

以下是 Python 代码实现企业员工信息管理系统：

class Employee:
    def __init__(self, name, department):
        self.name = name
        self.department = department

class BusinessDepartment:
    def __init__(self):
        self.employees = []

    def add_employee(self, name):
        employee = Employee(name, "业务部")
        self.employees.append(employee)

    def remove_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                self.employees.remove(employee)
                return True
        return False

    def update_employee(self, old_name, new_name):
        for employee in self.employees:
            if employee.name == old_name:
                employee.name = new_name
                return True
        return False

    def search_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                return employee
        return None

class TechnologyDepartment:
    def __init__(self):
        self.employees = []

    def add_employee(self, name):
        employee = Employee(name, "技术部")
        self.employees.append(employee)

    def remove_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                self.employees.remove(employee)
                return True
        return False

    def update_employee(self, old_name, new_name):
        for employee in self.employees:
            if employee.name == old_name:
                employee.name = new_name
                return True
        return False

    def search_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                return employee
        return None

class PersonnelDepartment:
    def __init__(self):
        self.employees = []

    def add_employee(self, name):
        employee = Employee(name, "人事部")
        self.employees.append(employee)

    def remove_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                self.employees.remove(employee)
                return True
        return False

    def update_employee(self, old_name, new_name):
        for employee in self.employees:
            if employee.name == old_name:
                employee.name = new_name
                return True
        return False

    def search_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                return employee
        return None

class AdministrationDepartment:
    def __init__(self):
        self.employees = []

    def add_employee(self, name):
        employee = Employee(name, "行政部")
        self.employees.append(employee)

    def remove_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                self.employees.remove(employee)
                return True
        return False

    def update_employee(self, old_name, new_name):
        for employee in self.employees:
            if employee.name == old_name:
                employee.name = new_name
                return True
        return False

    def search_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                return employee
        return None

class InformationDepartment:
    def __init__(self):
        self.employees = []

    def add_employee(self, name):
        employee = Employee(name, "信息部")
        self.employees.append(employee)

    def remove_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                self.employees.remove(employee)
                return True
        return False

    def update_employee(self, old_name, new_name):
        for employee in self.employees:
            if employee.name == old_name:
                employee.name = new_name
                return True
        return False

    def search_employee(self, name):
        for employee in self.employees:
            if employee.name == name:
                return employee
        return None

class Company:
    def __init__(self):
        self.business_department = BusinessDepartment()
        self.technology_department = TechnologyDepartment()
        self.personnel_department = PersonnelDepartment()
        self.administration_department = AdministrationDepartment()
        self.information_department = InformationDepartment()

    def add_employee(self, name, department):
        if department == "业务部":
            self.business_department.add_employee(name)
        elif department == "技术部":
            self.technology_department.add_employee(name)
        elif department == "人事部":
            self.personnel_department.add_employee(name)
        elif department == "行政部":
            self.administration_department.add_employee(name)
        elif department == "信息部":
            self.information_department.add_employee(name)

    def remove_employee(self, name, department):
        if department == "业务部":
            return self.business_department.remove_employee(name)
        elif department == "技术部":
            return self.technology_department.remove_employee(name)
        elif department == "人事部":
            return self.personnel_department.remove_employee(name)
        elif department == "行政部":
            return self.administration_department.remove_employee(name)
        elif department == "信息部":
            return self.information_department.remove_employee(name)

    def update_employee(self, old_name, new_name, department):
        if department == "业务部":
            return self.business_department.update_employee(old_name, new_name)
        elif department == "技术部":
            return self.technology_department.update_employee(old_name, new_name)
        elif department == "人事部":
            return self.personnel_department.update_employee(old_name, new_name)
        elif department == "行政部":
            return self.administration_department.update_employee(old_name, new_name)
        elif department == "信息部":
            return self.information_department.update_employee(old_name, new_name)

    def search_employee(self, name, department):
        if department == "业务部":
            return self.business_department.search_employee(name)
        elif department == "技术部":
            return self.technology_department.search_employee(name)
        elif department == "人事部":
            return self.personnel_department.search_employee(name)
        elif department == "行政部":
            return self.administration_department.search_employee(name)
        elif department == "信息部":
            return self.information_department.search_employee(name)

company = Company()
company.add_employee("张三", "业务部")
company.add_employee("李四", "技术部")
company.add_employee("王五", "人事部")
company.add_employee("赵六", "行政部")
company.add_employee("钱七", "信息部")

print(company.search_employee("张三", "业务部").name)
print(company.search_employee("李四", "技术部").name)
print(company.search_employee("王五", "人事部").name)
print(company.search_employee("赵六", "行政部").name)
print(company.search_employee("钱七", "信息部").name)

company.update_employee("张三", "张三丰", "业务部")
print(company.search_employee("张三丰", "业务部").name)

company.remove_employee("张三丰", "业务部")
print(company.search_employee("张三丰", "业务部"))

这个企业员工信息管理系统可以实现增删改查功能，并且可以具体到相应部门。