Current file: TimeoutManager.py $-$

$```$

from quvie import PrlorityQuve

froe TinsoutIten import TinvoutIton

from Clocks inport $*$

class Tinwoutilanager:

def $\_\_$init$\_\_($self$,$ clock$)$:

F The Gurrent tise used by the add$\_$tiseout$()$ and update$()$

self.clock $=$ clack

If A priority queue of TiscoutItems. The tiscour itom with the

# Lomest callback tien is the first to be dequwined.

self.pQ $=$ PriorityQueve$()$

a Return a tiscout sunager's internal pritority quewi.

a Used only for gruding purposes.

def get$\_$pricrity$\_$queue$($se$1$f$)$:

roturn se$1$f$.$pa

def get$\_$priority$\_$queue$\_$tlees$($self$)$:

retura sorted$([$entry$-$get$\_$callback$\_$tise$()$ for entry in self.pq$-$queue$])$

a Add a TimwoutItese.

a The added tineout expires at:

a $($clock$"$s corrent tise mben self function is called$)+($itese$\text{'}$s delay time$)$

def add$\_$tinsout$($self$,$

dolay$\_$bvfore$\_$callback,

callb$$ck$)$:

$*$ Type your code here.

expiration$\_$tine $=$ self.clock.get$\_$current$\_$tise$()+$ delay$\_$before$\_$callback

tineorat$\_$iten $=$ timoutIten$($callback$,$ expiration$\_$tine$)$

self.pq$-$put$($tineout$\_$Iten$)$

$```$

$```$

e poriarity and calls each expirad iter's callbacle function.

def update$($se$1$f$)$:

$*$ Type your code here.

current$\_$tise $=$ self$\_$clock$-$get$\_$current$\_$tind$\{\}$

while not self.pq$.$ampty$()$:

next$\_$tinwout $=$ self.pq$-$queue$[*]$

If next$\_$tireout$\_$get$\_$callback$\_$tive$()>$ current$\_$tine:

break

tinsout$\_$Iten $=$ self.pq$-$get$()$

tinnout$\_1$ten.call$\_$callback$()$

$```$

Run your program as oftan as you'd lika, before submitting for grading. Below, typa any nasdad input valuas in the first bex, then eliek Run program and observe the proyramis output in the sacond box.

Enter program input $($optional$)$

If your code requires input values, provide them here.

$\backslash [$

$\backslash$text $\{$ Ingut $($from abova$)\}\backslash$longrightarrow $\backslash$text $\{$ Output $($ahown balow$)\}$

$\backslash ]$

Program errors displayed here

$```$

Traceback $($moat $=$acent eall $1$aat$)=$

Es$10"/$home$/$xunnex$/$local$/$aubm$1$asian$/$maln$.$py$".11$na $259.$ in kmodula$>$

nain $()$

Es$10*/$home$/$xunnex$/$local$/$aubmiasion$/$main$.$py$".11$ne $6,$ in main

tagt$1\_=$asult $-$ tagt$1($aya$\_$atdaut$)$

Es$1$a $"/$homa$/$munnex$/$local$/$aubmiagion$/$nain$.$py$".11$na $30,$ in tagt$1$

timaouta add$\_$tinaOut!

$```$

$```$

TypeEzas: $\text{'}$fnt$\text{'}$ objact $1$a not callahle

$```$