kodjo
6cda2686fb
Fixed #49 : ExpressionParser: Implement ExpressionParser Fixed #50 : Implement ReteConditionExprVisitor Fixed #51 : Implement PythonConditionExprVisitor Fixed #52 : SheerkaConceptManager: I can get and set concept property
82 lines
1.7 KiB
Python
82 lines
1.7 KiB
Python
# events
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from enum import Enum
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EVENT_CONCEPT_PRECEDENCE_MODIFIED = "evt_cp_m"
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EVENT_RULE_PRECEDENCE_MODIFIED = "evt_rp_m"
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EVENT_CONTEXT_DISPOSED = "evt_ctx_d"
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EVENT_USER_INPUT_EVALUATED = "evt_ui_e"
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EVENT_CONCEPT_CREATED = "evt_c_c"
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EVENT_CONCEPT_DELETED = "evt_c_d"
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EVENT_CONCEPT_ID_DELETED = "evt_c_id_d"
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EVENT_RULE_CREATED = "evt_r_c"
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EVENT_RULE_DELETED = "evt_r_d"
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EVENT_RULE_ID_DELETED = "evt_r_id_d"
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EVENT_ONTOLOGY_CREATED = "evt_o_c"
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EVENT_ONTOLOGY_DELETED = "evt_o_d"
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# comparison context
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RULE_COMPARISON_CONTEXT = "Rule"
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CONCEPT_COMPARISON_CONTEXT = "Sya"
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NO_MATCH = "** No Match **"
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class CustomType:
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def __init__(self, value):
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self.value = value
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def __repr__(self):
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return self.value
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def __eq__(self, other):
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return isinstance(other, CustomType) and self.value == other.value
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def __hash__(self):
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return hash(self.value)
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class NotInitType(CustomType):
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def __init__(self):
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super(NotInitType, self).__init__("**NotInit**")
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class NotFoundType(CustomType):
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def __init__(self):
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super(NotFoundType, self).__init__("**NotFound**")
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class RemovedType(CustomType):
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def __init__(self):
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super(RemovedType, self).__init__("**Removed**")
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class NoFirstTokenType(CustomType):
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def __init__(self):
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super(NoFirstTokenType, self).__init__("**NoFirstToken**")
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NotInit = NotInitType()
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NotFound = NotFoundType()
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Removed = RemovedType()
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NoFirstToken = NoFirstTokenType()
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class ErrorObj:
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"""
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To indicate that somehow, the underlying object is (or has) an error
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"""
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pass
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CURRENT_OBJ = "__obj"
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class SyaAssociativity(Enum):
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Left = "left"
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Right = "right"
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No = "No"
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def __repr__(self):
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return self.value
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