Implemented some enhancement request and fixed some bugs

Fixed #2 : Variables are not recognized when inside a rule token
Fixed #15 : Rule: rete attributes are lost when a new ontology is created
Fixed #14 : ReteNetwork: Format rules must not be added to Rete network
Fixed #16 : DefConcept: Variables are not recognized when they are keyword arguments
Fixed #4 : Comparison are not correctly set when comparison property is a concept
Fixed #14 : Parser: merge FunctionParser.NamesNode and ExpressionParser.NamesNode
Fixed #18 : Parser: Add SourceCodeNode test to UnrecognizedNodeParser
Fixed #20 : At startup Number concept is saved in db a numerous number of time
Fixed #21 : CacheManager: I can remove all elements from a ListIfNeededCache and fill it again
Fixed #22 : CacheManager: I can remove all elements from a SetCache and fill it again
Fixed #23 : HistoryManager: history() no longer works
Fixed #24 : HistoryManager: history() no longer works after creating an exec rule
Fixed #25 : SheerkaMemory: Use MemoryObject instead of sheerka.local
Fixed #26 : Debugger: add the list all available services..
Fixed #27 : CONCEPTS_GRAMMARS_ENTRY does not seems to be in use any more
Fixed #28 : Give order to services

tests/core/test_sheerka.py

@@ -8,10 +8,8 @@ from core.builtin_concepts_ids import AllBuiltinConcepts
 from core.concept import Concept, PROPERTIES_TO_SERIALIZE, ConceptParts, get_concept_attrs
 from core.global_symbols import NotInit
 from core.sheerka.Sheerka import Sheerka, BASE_NODE_PARSER_CLASS
-from core.sheerka.SheerkaOntologyManager import OntologyAlreadyExists
 from core.sheerka.services.SheerkaConceptManager import SheerkaConceptManager
 from core.tokenizer import Token, TokenKind
-
 from tests.TestUsingFileBasedSheerka import TestUsingFileBasedSheerka
 from tests.TestUsingMemoryBasedSheerka import TestUsingMemoryBasedSheerka
 
@@ -370,12 +368,10 @@ class TestSheerkaUsingMemoryBasedSheerka(TestUsingMemoryBasedSheerka):
         assert sheerka.isinstance(res.body, BuiltinConcepts.SUCCESS)
 
         foo = sheerka.create_new_concept(context, Concept("foo").def_var("a").def_var("b")).body.body
-        sheerka.locals = {"key1": "value1"}
 
         # sanity check
         assert sheerka.get_by_name("foo") == foo
         assert not sheerka.is_known(sheerka.get_by_name("bar"))
-        assert sheerka.locals == {"key1": "value1"}
         assert get_concept_attrs(foo) == ["a", "b"]
 
         # record the ontology
@@ -386,12 +382,10 @@ class TestSheerkaUsingMemoryBasedSheerka(TestUsingMemoryBasedSheerka):
         sheerka.push_ontology(context, "another ontology")
         foo2 = sheerka.create_new_concept(context, Concept("foo").def_var("a").def_var("b").def_var("c")).body.body
         bar = sheerka.create_new_concept(context, Concept("bar")).body.body
-        sheerka.locals = {"key2": "value2"}
 
         # sanity check
         assert sheerka.get_by_name("foo") == foo2
         assert sheerka.get_by_name("bar") == bar
-        assert sheerka.locals == {"key2": "value2"}
         assert get_concept_attrs(foo) == ["a", "b", "c"]
 
         # put pack the previous ontology
@@ -399,14 +393,12 @@ class TestSheerkaUsingMemoryBasedSheerka(TestUsingMemoryBasedSheerka):
 
         assert sheerka.get_by_name("foo") == foo  # not [foo, foo2], foo2 is not seen !!!
         assert sheerka.get_by_name("bar") == bar
-        assert sheerka.locals == {"key1": "value1"}
         assert get_concept_attrs(foo) == ["a", "b"]
 
         # sanity check
         sheerka.pop_ontology(context)
         assert sheerka.get_by_name("foo") == foo2
         assert sheerka.get_by_name("bar") == bar
-        assert sheerka.locals == {"key2": "value2"}
         assert get_concept_attrs(foo) == ["a", "b", "c"]
 
     def test_adding_the_same_ontology_twice_has_no_effect(self):