Server code: import socketdef handle$\_$request$($request$)$: try: letter, number$=$request.split$()$ number$=$int$($number$)$ if letter$==\text{'}$B$\text{'}$ return $200,$bin$($number$)[2$:$]$ elif letter$==\text{'}$H$\text{'}$: return $200,$hex$($number$)[2$:$]$ else: return $300,$"Bad request": except ValueError: return $400,$"The number is missing" except IndexError: return $500,$"request is empty"def start$\_$server$()$: server$\_$socket$=$socket.socket$($socket$.$AF$\_$INET,socket.SOCK$\_$STREAM$)$ server$\_$socket.bind$((\text{'}127\mathrm{.}0\mathrm{.}0\mathrm{.}1\text{'},12345))$ server$\_$socket.listen$()$ print$("$Server listening on port $12345")$ while True: client$\_$socket,client$\_$addr$=$server$\_$socket.accept$()$ print$($f$"$Accepted connection from$\{$client$\_$addr$\}")$ request$=$client$\_$socket.recv$(1024).$decode$()$ print$($f$"$Received request:$\{$request$\}")$ status$\_$code,response$=$handle$\_$request$($request$)$ client$\_$socket.send$($f$"\{$status$\_$code$\}\{$response$\}".$encode$())$ print$($f$"$sent responses:$\{$status$\}\{$responses$\}")$ client$\_$socket.close$()$if$\_\_$name$\_\_=="\_\_$main$\_\_"$: start$\_$server$()$Client code: import socketdef start$\_$client$()$: server$\_$ip$=\text{'}127\mathrm{.}0\mathrm{.}01\text{'}$ server$\_$port$=12345$ client$\_$socket$=$socket.socket$($socket$.$AF$\_$INET,socket.SOCK$\_$STREAM$)$ try: client$\_$socket.connect$(($server$\_$ip$,$server$\_$port$))$ except ConnectionRefusedError: print$("$server is down,please try later."$)$ return while True: command$=$input$("$Enter command$($B:binary,H: hexadecimal, Q:Quit: $").$upper$()$ if command$==\text{'}$Q$\text{'}$ break if command not in$[\text{'}$B$\text{'},\text{'}$H$\text{'}]$: print$("$Invalid command.Please enter B$,$H$,$ or Q$")$ continue try: number$=$int$($input$("$enter a number"$))$ except ValueError: print$("$Invalid number.Please enter a valid number."$)$ continue request$=$f$"\{$command$\}\{$number$\}"$ client$\_$socket.send$($request$.$encode$())$ response$=$clent$\_$socket.recv$(1024).$decode$()$ print$($f$"$server response:$\{$response$\}")$ status$\_$code,result$=$response.split$(\text{'}\text{'},1)$ if status$\_$code$==\text{'}200\text{'}$: print$($f$"$Result: $\{$result$\}")$ else: print$($f$"$Error:$\{$result$\}")$ client$\_$socket.close$()$if $\_\_$name$\_\_=="\_\_$main$\_\_"$: start$\_$client$()$

I have these two codes $($client and server$)$ but there are errors in them $($mostly in the sever code$)$ the main is not working $($if$\_\_$name$\_\_==$main: $)$ how do i fix it$?$ And how do I run these two codes at the same time?