How to use cachedItem method in fMBT

Best Python code snippet using fMBT_python

royal.py

Source:royal.py Github

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1"""Extension to integrate pyramid_caching into pyramid_royal applications."""2from __future__ import absolute_import3from pyramid.view import view_config4from royal import Collection, Item, Root5from royal.views import CollectionView, delete, ItemView, not_allowed6from pyramid_caching.cache import (7 cache_factory,8 QueryStringKeyModifier,9 ResourceDependency,10 )11def includeme(config): # pragma: no cover12 """Register cached views into a Pyramid configurator."""13 config.scan(__name__)14class CachedResourceMixin(object):15 """Mixin class for Royal resources that can invalidate their cache key."""16 def invalidate(self):17 """Invalidate the cache key for this resource."""18 dep = ResourceDependency()19 key = dep(self, self.root.request)20 self.root.request.versioner.incr(key)21class CachedCollection(Collection, CachedResourceMixin):22 """A resource that supports caching and contains cached items."""23 __composite__ = True24class CachedItem(Item, CachedResourceMixin):25 """A cached resource that may belong to a cached collection."""26 pass27class CachedViewMixin(object):28 """Mixin class for Royal views that automatically invalidate the cache."""29 def __init__(self, context, request): # pragma: no cover30 self.context = context31 self.request = request32 @view_config(context=CachedCollection,33 request_method='DELETE',34 permission='delete',35 renderer='royal')36 @view_config(context=CachedItem,37 request_method='DELETE',38 permission='delete',39 renderer='royal')40 def cached_delete(self):41 """Delete the resource and invalidate the cache."""42 response = delete(self.context, self.request)43 self.context.invalidate()44 return response45 @view_config(context=CachedCollection,46 renderer='royal')47 @view_config(context=CachedItem,48 renderer='royal')49 @view_config(context=Root,50 renderer='royal')51 def cached_not_allowed(self):52 """Operation method is not valid for this resource type."""53 return not_allowed(self.context, self.request)54class CachedCollectionView(CollectionView, CachedViewMixin):55 """Collection of resources that caches the list of items it possesses."""56 @view_config(context=CachedCollection,57 request_method='GET',58 permission='index',59 decorator=cache_factory(60 depends_on=[61 ResourceDependency(),62 ],63 varies_on=[64 QueryStringKeyModifier(),65 ],66 ))67 def cached_index(self):68 """Respond with the list of items in this collection."""69 return self.index()70 @view_config(context=CachedCollection,71 request_method='POST',72 permission='create')73 def cached_create(self):74 """Add a new item to this collection and invalidate its cache."""75 response = self.create()76 self.context.invalidate()77 return response78class CachedItemView(ItemView, CachedViewMixin):79 """A resource that caches its representation."""80 @view_config(context=CachedItem,81 request_method='GET',82 permission='show',83 decorator=cache_factory(84 depends_on=[85 ResourceDependency(),86 ],87 varies_on=[88 QueryStringKeyModifier(),89 ],90 ))91 @view_config(context=Root,92 request_method='GET',93 permission='show',94 decorator=cache_factory(95 depends_on=[96 ResourceDependency(),97 ],98 varies_on=[99 QueryStringKeyModifier(),100 ],101 ))102 def cached_show(self):103 """Respond with a representation of this resource."""104 return self.show()105 @view_config(context=CachedItem,106 request_method='PUT',107 permission='replace')108 def cached_put(self):109 """Replace the current resource and invalidate its cache."""110 response = self.put()111 self.context.invalidate()112 return response113 @view_config(context=CachedItem,114 request_method='PATCH',115 permission='update')116 def cached_update(self):117 """Modify the resource and invalidate its cache."""118 response = self.patch()119 self.context.invalidate()120 return response121 @view_config(context=CachedItem,122 request_method='POST')123 def cached_post(self):124 # Raises MethodNotAllowed...

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alfaviewCachedLogin.py

Source:alfaviewCachedLogin.py Github

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1#!/usr/bin/env python32import hfuLogin3import alfaviewEngine4import json, os, time5def isCacheFile(path='./cache.json'):6 return os.path.isfile(path)7def getCacheFile(path='./cache.json'):8 if isCacheFile(path):9 cacheFile= open(path, 'r')10 cacheContent= cacheFile.read()11 cacheFile.close()12 cacheValues = json.loads(cacheContent)13 return cacheValues14 else:15 return []16def setCacheFile(cacheValues, path='./cache.json'):17 configContent = json.dumps(configValues)18 configFile= open(path, 'w')19 configFile.write(configContent)20 configFile.close()21def cleanCache(cacheValues):22 newCacheValues=[]23 cutTime= time.time()-(12*60*60)24 25 for item in cacheValues:26 if item['timestamp'] >= cutTime:27 newCacheValues.append(item)28 29 return newCacheValues30def retrieveCache(cacheValues, key):31 for item in cacheValues:32 if item['key'] == key:33 return item34def start(myRoom, myUsername, myPassword, myName, alfaviewPath='/opt/alfaview/alfaview', timeout=15, bandWidthUsage='normal', noUpdate=0, skipQuickSetup=1, configDir='./'):35 cacheValues= getCacheFile(configDir + 'cache.json')36 cacheValues= cleanCache(cacheValues)37 cachedItem= retrieveCache(cacheValues, myRoom + myUsername + myName)38 if cachedItem == None:39 url= hfuLogin.getUrl(myRoom, myUsername, myPassword, myName, geckoLogPath=configDir+'geckodriver.log', webdriverPath=configDir, timeout=timeout)40 cachedItem= {'timestamp': time.time(), 'key': myRoom + myUsername + myName, 'url': url}41 cacheValues.append(cachedItem)42 setCacheFile(cacheValues, configDir + 'cache.json')43 ...

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test_cache_lib.py

Source:test_cache_lib.py Github

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1import pytest2from cache_lib import CachedDict3import time4@pytest.fixture(scope='module')5def cd():6 cd = CachedDict()7 yield cd8def test_cacheIt(cd):9 assert cd.cacheIt('a', 10) == '<CachedItem {a:10} last updated with frequency 1>'10 assert cd.cacheIt('b', 11) == '<CachedItem {b:11} last updated with frequency 1>'11 time.sleep(2)12 assert cd.cacheIt('c', 12) == '<CachedItem {c:12} last updated with frequency 1>'13 assert cd.cacheIt('c', 13) == '<CachedItem {c:13} last updated with frequency 2>'14 time.sleep(2)15 assert cd.cacheIt('b', 13) == '<CachedItem {b:13} last updated with frequency 2>'16 time.sleep(1)17 assert cd.cacheIt('a', 13) == '<CachedItem {a:13} last updated with frequency 2>'18 time.sleep(1)19 assert cd.cacheIt('c', [1, 2, 3]) == '<CachedItem {c:[1, 2, 3]} last updated with frequency 3>'...

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