Python Utils.lru_cache Beispiele

Beispiel #1

    def cached_find_resource(self, node, filename):
        """
		Find a file from the input directory

		:param node: directory
		:type node: :py:class:`waflib.Node.Node`
		:param filename: header to find
		:type filename: string
		:return: the node if found, or None
		:rtype: :py:class:`waflib.Node.Node`
		"""
        try:
            cache = node.ctx.preproc_cache_node
        except AttributeError:
            global FILE_CACHE_SIZE
            cache = node.ctx.preproc_cache_node = Utils.lru_cache(
                FILE_CACHE_SIZE)

        key = (node, filename)
        try:
            return cache[key]
        except KeyError:
            ret = node.find_resource(filename)
            if ret:
                if getattr(ret, 'children', None):
                    ret = None
                elif ret.is_child_of(node.ctx.bldnode):
                    tmp = node.ctx.srcnode.search_node(
                        ret.path_from(node.ctx.bldnode))
                    if tmp and getattr(tmp, 'children', None):
                        ret = None
            cache[key] = ret
            return ret

Beispiel #2

Datei: c_preproc.py Projekt: cawka/waf

	def cached_find_resource(self, node, filename):
		"""
		Find a file from the input directory

		:param node: directory
		:type node: :py:class:`waflib.Node.Node`
		:param filename: header to find
		:type filename: string
		:return: the node if found, or None
		:rtype: :py:class:`waflib.Node.Node`
		"""
		try:
			cache = node.ctx.preproc_cache_node
		except AttributeError:
			cache = node.ctx.preproc_cache_node = Utils.lru_cache(FILE_CACHE_SIZE)

		key = (node, filename)
		try:
			return cache[key]
		except KeyError:
			ret = node.find_resource(filename)
			if ret:
				if getattr(ret, 'children', None):
					ret = None
				elif ret.is_child_of(node.ctx.bldnode):
					tmp = node.ctx.srcnode.search_node(ret.path_from(node.ctx.bldnode))
					if tmp and getattr(tmp, 'children', None):
						ret = None
			cache[key] = ret
			return ret

Beispiel #3

Datei: c_preproc.py Projekt: Gnurou/glmark2

	def parse_lines(self,node):
		try:
			cache=node.ctx.preproc_cache_lines
		except AttributeError:
			cache=node.ctx.preproc_cache_lines=Utils.lru_cache(1000)
		try:
			return cache[node]
		except KeyError:
			cache[node]=lines=self.filter_comments(node)
			lines.append((POPFILE,''))
			lines.reverse()
			return lines

Beispiel #4

Datei: c_preproc.py Projekt: lybmath/ndn-wifidirect-linux

	def parse_lines(self,node):
		try:
			cache=node.ctx.preproc_cache_lines
		except AttributeError:
			cache=node.ctx.preproc_cache_lines=Utils.lru_cache(1000)
		try:
			return cache[node]
		except KeyError:
			cache[node]=lines=self.filter_comments(node)
			lines.append((POPFILE,''))
			lines.reverse()
			return lines

Beispiel #5

Datei: c_preproc.py Projekt: Gnurou/glmark2

	def cached_find_resource(self,node,filename):
		try:
			cache=node.ctx.preproc_cache_node
		except AttributeError:
			cache=node.ctx.preproc_cache_node=Utils.lru_cache(1000)
		key=(node,filename)
		try:
			return cache[key]
		except KeyError:
			ret=node.find_resource(filename)
			if ret:
				if getattr(ret,'children',None):
					ret=None
				elif ret.is_child_of(node.ctx.bldnode):
					tmp=node.ctx.srcnode.search_node(ret.path_from(node.ctx.bldnode))
					if tmp and getattr(tmp,'children',None):
						ret=None
			cache[key]=ret
			return ret

Beispiel #6

Datei: c_preproc.py Projekt: lybmath/ndn-wifidirect-linux

	def cached_find_resource(self,node,filename):
		try:
			cache=node.ctx.preproc_cache_node
		except AttributeError:
			cache=node.ctx.preproc_cache_node=Utils.lru_cache(1000)
		key=(node,filename)
		try:
			return cache[key]
		except KeyError:
			ret=node.find_resource(filename)
			if ret:
				if getattr(ret,'children',None):
					ret=None
				elif ret.is_child_of(node.ctx.bldnode):
					tmp=node.ctx.srcnode.search_node(ret.path_from(node.ctx.bldnode))
					if tmp and getattr(tmp,'children',None):
						ret=None
			cache[key]=ret
			return ret