Function decorator for caching function results in local memory

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
from time import time

class cache(object):
    def __init__(self, seconds):
        self.seconds = seconds
        self.value = None
        self.timestamp = None
    def __call__(self, f):
        def cached():
            now = time()
            if now - self.seconds > self.timestamp:
                self.value = f()
                self.timestamp = now
            return self.value
        return cached

More like this

  1. Run and cache only one instance of a heavy request by farnsworth 2 years, 10 months ago
  2. per-function cache decorator by nicois 5 years, 4 months ago
  3. register.tag as a class decorator by gsakkis 3 years, 4 months ago
  4. template + cache = crazy delicious by jacobian 6 years, 1 month ago
  5. Custom model field for mysql time type. by xuqingkuang 3 years, 7 months ago

Comments

(Forgotten your password?)