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Python Pool.thread_count方法代码示例

本文整理汇总了Python中multiprocessing.dummy.Pool.thread_count方法的典型用法代码示例。如果您正苦于以下问题:Python Pool.thread_count方法的具体用法?Python Pool.thread_count怎么用?Python Pool.thread_count使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在multiprocessing.dummy.Pool的用法示例。


在下文中一共展示了Pool.thread_count方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: main2

# 需要导入模块: from multiprocessing.dummy import Pool [as 别名]
# 或者: from multiprocessing.dummy.Pool import thread_count [as 别名]
def main2():
    from multiprocessing.dummy import Pool as ThreadPool
    from threading import Lock
    import Queue

    import Directory
    import DirectoryDB

    def create_FindIt_folder():
        import sys

        if sys.platform == "win32":
            appdata = os.getenv('APPDATA')
            FindIt = os.path.join(appdata, "FindIt")
            if not os.path.isdir(FindIt):
                os.mkdir(FindIt)
            if os.path.isdir(FindIt):
                return FindIt
            else:
                return False
        elif sys.platform == "linux2":
            home = os.getenv('HOME')
            FindIt = os.path.join(home, "FindIt")
            if not os.path.isdir(FindIt):
                os.mkdir(FindIt)
            if os.path.isdir(FindIt):
                return FindIt
            else:
                return False
        else:
            print "Crashing. Not made to run on mac"

    def init_database():
        FindIt = create_FindIt_folder()
        if not FindIt:
            print "Could not create the FindIt directory. Will now crash."
            quit()
        database_filename = os.path.join(FindIt, "test.db")
        # self.backup_db(database_filename)
        directory_database = DirectoryDB.DirectoryDB(database_filename)
        directory_database.start()
        return directory_database

    def linux_path(path):
        if ":" in path:
            drive = path[0]
            path = "/media/" + drive.upper() + path[2:]
            path = path.replace("\\", "/")
        return path

    import sys
    for times in range(10):

        directory_database = init_database()
        directory_dictionary = {}
        number_of_threads = 16
        update_pool = ThreadPool(number_of_threads)
        update_pool.thread_count = 0
        update_pool.thread_lock = Lock()
        update_pool.messages = Queue.Queue()

        path = "O:\\Technical_Support\\Applications_Engineering"
        if sys.platform == "linux2":
            path = linux_path(path)
        log("Scanning:", path)
        t = time.time()

        if path not in directory_dictionary:
            directory_dictionary[path] = Directory.Directory(path, 0.0,
                                                             directory_dictionary)  # Create Root and reset time.
        update_pool.apply_async(directory_dictionary[path].update,
                                args=(update_pool, directory_database,))  # Go. Scan. Be Free.
        time.sleep(.1)
        while update_pool.thread_count > 0:
            time.sleep(.001)

        update_pool.close()
        update_pool.join()
        log("Time to scan directory:", time.time() - t)
        paths = directory_database.dump_paths()
        if sys.platform == "linux2":
            lpaths = []
            for path, t in paths:
                lpaths.append((linux_path(path), t))
            paths = lpaths
        t = time.time()
        for path, scan_time in paths:
            if os.path.getmtime(path) > scan_time:
                print path
        tt = time.time() - t
        log("Time to scan all", len(paths), "folders:", tt, "(", len(paths) / tt, "Folder/ second)")

        def get_date(path, scan_time):
            return os.path.getmtime(path) > scan_time

        from multiprocessing.pool import ThreadPool as Pool

        pool = Pool(100)
        t = time.time()
        pool.map(lambda (path, scan_time): os.path.getmtime(path) > scan_time, paths)  # This is very fast.
#.........这里部分代码省略.........
开发者ID:WildDoogyPlumb,项目名称:directory-indexer,代码行数:103,代码来源:test.py


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