Python version of settimout

from datetime import datetime, timedelta
import heapq

# just holds a function, its arguments, and when we want it to execute.
class TimeoutFunction:
    def __init__(self, function, timeout, *args):
        self.function = function
        self.args = args
        self.startTime = datetime.now() + timedelta(0,0,0,timeout) 

    def execute(self):
        self.function(*self.args)

# A "todo" list for all the TimeoutFunctions we want to execute in the future
# They are sorted in the order they should be executed, thanks to heapq
class TodoList: 
    def __init__(self):
        self.todo = []

    def addToList(self, tFunction):
        heapq.heappush(self.todo, (tFunction.startTime, tFunction))

    def executeReadyFunctions(self):
        if len(self.todo) > 0:
            tFunction = heapq.heappop(self.todo)[1]
            while tFunction and datetime.now() > tFunction.startTime:
                #execute all the functions that are ready
                tFunction.execute()
                if len(self.todo) > 0:
                    tFunction = heapq.heappop(self.todo)[1]
                else:
                    tFunction = None                    
            if tFunction:
                #this one's not ready yet, push it back on
                heapq.heappush(self.todo, (tFunction.startTime, tFunction))

def singleArgFunction(x):
    print str(x)

def multiArgFunction(x, y):
    #Demonstration of passing multiple-argument functions
    print str(x*y)

# Make some TimeoutFunction objects
# timeout is in milliseconds
a = TimeoutFunction(singleArgFunction, 1000, 20)
b = TimeoutFunction(multiArgFunction, 2000, *(11,12))
c = TimeoutFunction(quit, 3000, None)

todoList = TodoList()
todoList.addToList(a)
todoList.addToList(b)
todoList.addToList(c)

while True:
    todoList.executeReadyFunctions()

Source: stackoverflow.com

Similar codes

0 vote170 views1 answer
Copy multiple files from one folder to another folder
Python
1 vote112 views1 answer
Python region
Python
2 votes116 views1 answer
How to make random colors in python turtle
Python
1 vote150 views1 answer
Using the Python string below to perform a search using a regular expression that you create. search_string=’’’This is a string to search for a regular expression like regular expression or regular-expression or regular:expression o
Python
0 vote108 views2 answers
Atoi in python code
Python
2 votes154 views4 answers
Max in python
Python
32 votes112 views1 answer
How to add a column to a pandas df
Python
0 vote108 views1 answer
Edit pandas row value
Python
5 votes121 views3 answers
Django change password command line
Python
0 vote113 views1 answer
List dictionary to json file python with tab
Python