gpt-academic / request_llms /key_manager.py
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version 3.6
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import random
def Singleton(cls):
_instance = {}
def _singleton(*args, **kargs):
if cls not in _instance:
_instance[cls] = cls(*args, **kargs)
return _instance[cls]
return _singleton
@Singleton
class OpenAI_ApiKeyManager():
def __init__(self, mode='blacklist') -> None:
# self.key_avail_list = []
self.key_black_list = []
def add_key_to_blacklist(self, key):
self.key_black_list.append(key)
def select_avail_key(self, key_list):
# select key from key_list, but avoid keys also in self.key_black_list, raise error if no key can be found
available_keys = [key for key in key_list if key not in self.key_black_list]
if not available_keys:
raise KeyError("No available key found.")
selected_key = random.choice(available_keys)
return selected_key