def Menu3(col): print("Enter section of which weak students you want to find") print("Enter 'a' to find all sections weak students: ") choice = input("Enter your choice:") marks=[] names=[] reg=[] obj=Write() obj.createFile() if (choice == 'a'): for i in range(len(sheets)): file=readFile(sheets[i]) file.readRegAndNames() file.Marks(col) std=weakStudents() std.find_weak_std(file.Marks,file.registerations,file.names) mails=std.createMail(std.weak_std_rg) obj.writee(col,std.weak_stdname,std.weak_std_rg,mails) return 1 else: ob=CheckData(choice) if(ob.check_SecifExists('ResultSheet')): if(ob.check_ifDataExist(col,'ResultSheet')): file = readFile(choice) file.readRegAndNames() file.readMarks(col) std = weakStudents() std.find_weak_std(file.Marks, file.registerations, file.names,file.totalMarks) mails = std.createMail(std.weak_std_rg) obj.writee(col, std.weak_stdname, std.weak_std_rg, mails) return 1 else: print("Data do not exist") return 0 else: print("Section do not exist") return 0