Fixed #131 : Implement ExprToConditions

Fixed #130 : ArithmeticOperatorParser
Fixed #129 : python_wrapper : create_namespace
Fixed #128 : ExpressionParser: Cannot parse func(x) infixed concept 'xxx'

tests/parsers/test_DefConceptParser.py

@@ -16,7 +16,7 @@ from parsers.BnfNodeParser import OrderedChoice, ConceptExpression, StrMatch, Se
 from parsers.DefConceptParser import DefConceptParser, NameNode, SyntaxErrorNode, CannotHandleParsingError
 from parsers.DefConceptParser import UnexpectedTokenParsingError, DefConceptNode
 from parsers.ExpressionParser import ExpressionParser
-from parsers.FunctionParser import FunctionParser
+from parsers.FunctionParserOld import FunctionParserOld
 from parsers.PythonParser import PythonParser, PythonNode
 from tests.TestUsingMemoryBasedSheerka import TestUsingMemoryBasedSheerka
 from tests.parsers.parsers_utils import compute_expected_array, SCWC, compare_with_test_object, CIO
@@ -77,7 +77,7 @@ def get_concept_part(part, use_expression=False):
             status=True,
             value=ParserResultConcept(
                 source=part.source,
-                parser=FunctionParser(),
+                parser=FunctionParserOld(),
                 value=nodes[0],
                 try_parsed=nodes[0]))