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Merge pull request #1315 from anandpdoshi/local-cache

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frappe.local_cache(namespace, key, generator) for in request caching
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Anand Doshi 2015-09-25 17:12:32 +05:30
commit 2f8899eaf9
1 changed files with 16 additions and 0 deletions
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16
frappe/__init__.py
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@ -1033,3 +1033,19 @@ def publish_realtime(*args, **kwargs):
import frappe.async
return frappe.async.publish_realtime(*args, **kwargs)
def local_cache(namespace, key, generator):
"""A key value store for caching within a request
:param namespace: frappe.local.cache[namespace]
:param key: frappe.local.cache[namespace][key] used to retrieve value
:param generator: method to generate a value if not found in store
"""
if namespace not in local.cache:
local.cache[namespace] = {}
if key not in local.cache[namespace]:
local.cache[namespace][key] = generator()
return local.cache[namespace][key]