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changeset 1613:03ed8c9abd5b

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forget GRAPH_ID optimization in this case
author drewp@bigasterisk.com
date Mon, 06 Sep 2021 23:03:51 -0700
parents 272f78d4671a
children 97b2c3cfdb83
files service/mqtt_to_rdf/inference.py
diffstat 1 files changed, 3 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/service/mqtt_to_rdf/inference.py	Mon Sep 06 18:39:38 2021 -0700
+++ b/service/mqtt_to_rdf/inference.py	Mon Sep 06 23:03:51 2021 -0700
@@ -27,10 +27,6 @@
 LOG = Namespace('http://www.w3.org/2000/10/swap/log#')
 MATH = Namespace('http://www.w3.org/2000/10/swap/math#')
 
-# Graph() makes a BNode if you don't pass
-# identifier, which can be a bottleneck.
-GRAPH_ID = URIRef('dont/care')
-
 
 @dataclass
 class Lhs:
@@ -80,6 +76,8 @@
             yield binding
 
     def _allStaticStatementsMatch(self, workingSet: ReadOnlyWorkingSet) -> bool:
+        # bug: see TestSelfFulfillingRule.test3 for a case where this rule's
+        # static stmt is matched by a non-static stmt in the rule itself
         for ruleStmt in self.staticRuleStmts:
             if ruleStmt not in workingSet:
                 log.debug(f'{INDENT*3} {ruleStmt} not in working set- skip rule')
@@ -153,7 +151,7 @@
     binding: CandidateBinding
 
     def __post_init__(self):
-        self.usedByFuncs = Graph(identifier=GRAPH_ID)
+        self.usedByFuncs = Graph()
         self._applyFunctions()
 
         self.graphWithoutEvals = self.lhs.graph - self.usedByFuncs