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Python Timer Class - Context Manager for Timing Code Blocks
Here is a handy Python Timer class. It creates a context manager object, used for timing a block of code. from timeit import default_timer class Timer(object): def __init__(self, verbose=False): self.verbose = verbose self.timer = default_timer def __enter__(self): self.start = self.timer() return self def __exit__(self, *args): end = self.timer() self.elapsed_secs = end - self.start self.elapsed
Djangoã®ãƒ¢ãƒ‡ãƒ«ã®Managerクラスã®ãƒ¡ã‚½ãƒƒãƒ‰ã‚’メソッドãƒã‚§ã‚¤ãƒ³ã•ã›ã‚‹ - PYTHONIC BOOM BOOM HEAD
※追記：django-model-utils ã¨ã„ã†ãƒ‘ッケージ㮠PassThroughManager ãŒåŒã˜ã‚ˆã†ãªã“ã¨ã—ã¦ãれるã¿ãŸã„ã§ã™ Model Managers — django-model-utils 2.3a1 documentation 例ãˆã°ä¸‹è¨˜ã®ã‚ˆã†ãªã€æ›¸ç±å・本棚登録済ã¿ã‹ã®ãƒ•ãƒ©ã‚°ãƒ»å‡ºç‰ˆæ—¥ã‚’æŒã£ãŸãƒ¢ãƒ‡ãƒ«ã‚¯ãƒ©ã‚¹ãŒã‚ã‚‹ã¨ã™ã‚‹ from django.db import models class Book(models.Model): name = models.CharField(max_length=255) registered_flg = models.BooleanField(default=False) published_date = models.DateTimeField() ã“ã“ã§ã€ã€Œæœ¬æ£šç™»éŒ²æ¸ˆã¿ã®æœ¬ã®ã¿ã‚’抽出ã€ã¨ã‹ã€Œå‡ºç‰ˆæ¸ˆã¿ã®æœ¬ã®ã¿ã‚’抽出ã€ã¨ã‹ã—ãŸã„å ´
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