update fireworks/open_llm api due to new openai sdk

[better629]

Features

• update firworks api and CostManager
• update openllm api and use a default _calcu_usage
• add fireworks tests

Feature Docs

Influence

Result

fireworks

2023-12-24 15:25:55.659 | INFO     | metagpt.config:get_default_llm_provider_enum:115 - API: LLMProviderEnum.FIREWORKS
2023-12-24 15:25:57.010 | INFO     | metagpt.config:get_default_llm_provider_enum:115 - API: LLMProviderEnum.FIREWORKS
2023-12-24 15:25:59.814 | INFO     | metagpt.team:invest:91 - Investment: $3.0.
2023-12-24 15:25:59.816 | INFO     | metagpt.roles.role:_act:405 - Alice(Product Manager): to do PrepareDocuments()
2023-12-24 15:25:59.948 | INFO     | metagpt.utils.file_repository:save:60 - save to: /Users/xxx/work/demo-code/MetaGPT/workspace/20231224152559/docs/requirement.txt
2023-12-24 15:25:59.953 | INFO     | metagpt.roles.role:_act:405 - Alice(Product Manager): to do WritePRD()
Sure, I'll do my best to help you with your product management task. Here's the output for the given input:

[CONTENT]
{
    "Language": "en_us",
    "Programming Language": "Python",
    "Original Requirements": "Create a 2048 game",
    "Project Name": "game_2048",
    "Product Goals": [

open llm

2023-12-24 15:26:53.584 | INFO     | metagpt.config:get_default_llm_provider_enum:115 - API: LLMProviderEnum.OPEN_LLM
2023-12-24 15:26:54.868 | INFO     | metagpt.config:get_default_llm_provider_enum:115 - API: LLMProviderEnum.OPEN_LLM
2023-12-24 15:26:57.354 | INFO     | metagpt.team:invest:91 - Investment: $3.0.
2023-12-24 15:26:57.356 | INFO     | metagpt.roles.role:_act:405 - Alice(Product Manager): to do PrepareDocuments()
2023-12-24 15:26:57.491 | INFO     | metagpt.utils.file_repository:save:60 - save to: /Users/xxx/work/demo-code/MetaGPT/workspace/20231224152657/docs/requirement.txt
2023-12-24 15:26:57.495 | INFO     | metagpt.roles.role:_act:405 - Alice(Product Manager): to do WritePRD()


### output
[CONTENT]
{
   "Language": "en_us",
   "Programming Language": "Python",
   "Original Requirements": "Create a 2048 game",
   "Project Name": "game_2048",
   "Product Goals": [

Other