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| # import all related modules | |
| from openai import OpenAI | |
| import json | |
| from pypdf import PdfReader | |
| from environment import api_key, ai_model, resume_file, summary_file, name, ratelimit_api, request_token | |
| from pushover import Pushover | |
| import requests | |
| from exception import RateLimitError | |
| class Chatbot: | |
| __openai = OpenAI(api_key=api_key) | |
| # define tools setup for OpenAI | |
| def __tools(self): | |
| details_tools_define = { | |
| "user_details": { | |
| "name": "record_user_details", | |
| "description": "Usee this tool to record that a user is interested in being touch and provided an email address", | |
| "parameters": { | |
| "type": "object", | |
| "properties": { | |
| "email": { | |
| "type": "string", | |
| "description": "Email address of this user" | |
| }, | |
| "name": { | |
| "type": "string", | |
| "description": "Name of this user, if they provided" | |
| }, | |
| "notes": { | |
| "type": "string", | |
| "description": "Any additional information about the conversation that's worth recording to give context" | |
| } | |
| }, | |
| "required": ["email"], | |
| "additionalProperties": False | |
| } | |
| }, | |
| "unknown_question": { | |
| "name": "record_unknown_question", | |
| "description": "Always use this tool to record any question that couldn't answered as you didn't know the answer", | |
| "parameters": { | |
| "type": "object", | |
| "properties": { | |
| "question": { | |
| "type": "string", | |
| "description": "The question that couldn't be answered" | |
| } | |
| }, | |
| "required": ["question"], | |
| "additionalProperties": False | |
| } | |
| } | |
| } | |
| return [{"type": "function", "function": details_tools_define["user_details"]}, {"type": "function", "function": details_tools_define["unknown_question"]}] | |
| # handle calling of tools | |
| def __handle_tool_calls(self, tool_calls): | |
| results = [] | |
| for tool_call in tool_calls: | |
| tool_name = tool_call.function.name | |
| arguments = json.loads(tool_call.function.arguments) | |
| print(f"Tool called: {tool_name}", flush=True) | |
| pushover = Pushover() | |
| tool = getattr(pushover, tool_name, None) | |
| # tool = globals().get(tool_name) | |
| result = tool(**arguments) if tool else {} | |
| results.append({"role": "tool", "content": json.dumps(result), "tool_call_id": tool_call.id}) | |
| return results | |
| # read pdf document for the resume | |
| def __get_summary_by_resume(self): | |
| reader = PdfReader(resume_file) | |
| linkedin = "" | |
| for page in reader.pages: | |
| text = page.extract_text() | |
| if text: | |
| linkedin += text | |
| with open(summary_file, "r", encoding="utf-8") as f: | |
| summary = f.read() | |
| return {"summary": summary, "linkedin": linkedin} | |
| def __get_prompts(self): | |
| loaded_resume = self.__get_summary_by_resume() | |
| summary = loaded_resume["summary"] | |
| linkedin = loaded_resume["linkedin"] | |
| # setting the prompts | |
| system_prompt = f"You are acting as {name}. You are answering question on {name}'s website, particularly question related to {name}'s career, background, skills and experiences." \ | |
| f"You responsibility is to represent {name} for interactions on the website as faithfully as possible." \ | |
| f"You are given a summary of {name}'s background and LinkedIn profile which you can use to answer questions." \ | |
| "Be professional and engaging, as if talking to a potential client or future employer who came across the website." \ | |
| "If you don't know the answer to any question, use your record_unknown_question tool to record the question that you couldn't answer, even if it's about something trivial or unrelated to career." \ | |
| "If the user is engaging in discussion, try to steer them towards getting in touch via email; ask for their email and record it using your record_user_details tool." \ | |
| f"\n\n## Summary:\n{summary}\n\n## LinkedIn Profile:\n{linkedin}\n\n" \ | |
| f"With this context, please chat with the user, always staying in character as {name}." | |
| return system_prompt | |
| # chatbot function | |
| def chat(self, message, history): | |
| try: | |
| # implementation of ratelimiter here | |
| response = requests.post( | |
| ratelimit_api, | |
| json={"token": request_token} | |
| ) | |
| status_code = response.status_code | |
| if (status_code == 429): | |
| raise RateLimitError() | |
| elif (status_code != 201): | |
| raise Exception(f"Unexpected status code from rate limiter: {status_code}") | |
| system_prompt = self.__get_prompts() | |
| tools = self.__tools(); | |
| messages = [] | |
| messages.append({"role": "system", "content": system_prompt}) | |
| messages.extend(history) | |
| messages.append({"role": "user", "content": message}) | |
| done = False | |
| while not done: | |
| response = self.__openai.chat.completions.create(model=ai_model, messages=messages, tools=tools) | |
| finish_reason = response.choices[0].finish_reason | |
| if finish_reason == "tool_calls": | |
| message = response.choices[0].message | |
| tool_calls = message.tool_calls | |
| results = self.__handle_tool_calls(tool_calls=tool_calls) | |
| messages.append(message) | |
| messages.extend(results) | |
| else: | |
| done = True | |
| return response.choices[0].message.content | |
| except RateLimitError as rle: | |
| return rle.message | |
| except Exception as e: | |
| print(f"Error: {e}") | |
| return f"Something went wrong! {e}" | |