flake8怎么看啊

零的执行人

用flake8检测，显示
student_management_app\admin.py:6:1: E302 expected 2 blank lines, found 1

请问这个:6:1: 什么意思

admin.py

from django.contrib import admin
from django.contrib.auth.admin import UserAdmin
from .models import CustomUser, AdminHOD, Staffs, Courses, Subjects, Students, Attendance, AttendanceReport, LeaveReportStudent, LeaveReportStaff, FeedBackStudent, FeedBackStaffs, NotificationStudent, NotificationStaffs

# Register your models here.
class UserModel(UserAdmin):
    pass


admin.site.register(CustomUser, UserModel)

admin.site.register(AdminHOD)
admin.site.register(Staffs)
admin.site.register(Courses)
admin.site.register(Subjects)
admin.site.register(Students)
admin.site.register(Attendance)
admin.site.register(AttendanceReport)
admin.site.register(LeaveReportStudent)
admin.site.register(LeaveReportStaff)
admin.site.register(FeedBackStudent)
admin.site.register(FeedBackStaffs)
admin.site.register(NotificationStudent)
admin.site.register(NotificationStaffs)