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                # Author: Simon Blanke  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                # Email: [email protected]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                # License: MIT License  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                import hashlib  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                import inspect  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                import numpy as np  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                from .memory_load import MemoryLoad  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                from .memory_dump import MemoryDump  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class Memory:  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    def __init__(self):  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        pass  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class BaseMemory:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    def __init__(self, _space_, _main_args_, _cand_):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self._space_ = _space_  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self._main_args_ = _main_args_  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self.pos_best = None  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self.score_best = -np.inf  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self.memory_type = _main_args_.memory  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self.memory_dict = {} | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self.meta_data_found = False  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self.n_dims = None  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class ShortTermMemory(BaseMemory):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    def __init__(self, _space_, _main_args_, _cand_):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        super().__init__(_space_, _main_args_, _cand_)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class LongTermMemory(BaseMemory):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    def __init__(self, _space_, _main_args_, _cand_):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        super().__init__(_space_, _main_args_, _cand_)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self._load_ = MemoryLoad(_space_, _main_args_, _cand_)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self._dump_ = MemoryDump(_space_, _main_args_, _cand_)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    def load_memory(self, _cand_, _verb_):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self.memory_dict = self._load_._load_memory(_cand_, _verb_, self.memory_dict)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    def save_memory(self, _main_args_, _opt_args_, _cand_):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self._dump_._save_memory(_main_args_, _opt_args_, _cand_, self.memory_dict)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    def _get_hash(self, object):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return hashlib.sha1(object).hexdigest()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    def _get_func_str(self, func):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return inspect.getsource(func)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    def _obj2hash(self):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        obj2hash_dict = {} | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        para_hash_list = self._get_para_hash_list()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        for para_hash in para_hash_list:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            obj = self._read_dill(para_hash)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            obj2hash_dict[para_hash] = obj  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return obj2hash_dict  | 
            
            
                                                        
            
                                    
            
            
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