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| import os | |
| import subprocess | |
| import streamlit as st | |
| from transformers import AutoTokenizer, AutoModelForCausalLM, pipeline | |
| from agent.prompts import ( | |
| ACTION_PROMPT, | |
| ADD_PROMPT, | |
| COMPRESS_HISTORY_PROMPT, | |
| LOG_PROMPT, | |
| LOG_RESPONSE, | |
| MODIFY_PROMPT, | |
| PREFIX, | |
| READ_PROMPT, | |
| TASK_PROMPT, | |
| UNDERSTAND_TEST_RESULTS_PROMPT, | |
| ) | |
| from agent.utils import parse_action, parse_file_content, read_python_module_structure | |
| # Hugging Face model and tokenizer setup | |
| model_name = "gpt2" | |
| tokenizer = AutoTokenizer.from_pretrained(model_name) | |
| model = AutoModelForCausalLM.from_pretrained(model_name) | |
| generator = pipeline('text-generation', model=model, tokenizer=tokenizer) | |
| VERBOSE = False | |
| MAX_HISTORY = 100 | |
| def run_gpt(prompt_template, stop_tokens, max_tokens, module_summary, purpose, **prompt_kwargs): | |
| content = PREFIX.format( | |
| module_summary=module_summary, | |
| purpose=purpose, | |
| ) + prompt_template.format(**prompt_kwargs) | |
| if VERBOSE: | |
| st.write(LOG_PROMPT.format(content)) | |
| resp = generator(content, max_length=max_tokens, stop=stop_tokens)[0]["generated_text"] | |
| if VERBOSE: | |
| st.write(LOG_RESPONSE.format(resp)) | |
| return resp | |
| def compress_history(purpose, task, history, directory): | |
| module_summary, _, _ = read_python_module_structure(directory) | |
| resp = run_gpt( | |
| COMPRESS_HISTORY_PROMPT, | |
| stop_tokens=["observation:", "task:", "action:", "thought:"], | |
| max_tokens=512, | |
| module_summary=module_summary, | |
| purpose=purpose, | |
| task=task, | |
| history=history, | |
| ) | |
| history = "observation: {}\n".format(resp) | |
| return history | |
| def call_main(purpose, task, history, directory, action_input): | |
| module_summary, _, _ = read_python_module_structure(directory) | |
| resp = run_gpt( | |
| ACTION_PROMPT, | |
| stop_tokens=["observation:", "task:"], | |
| max_tokens=256, | |
| module_summary=module_summary, | |
| purpose=purpose, | |
| task=task, | |
| history=history, | |
| ) | |
| lines = resp.strip().strip("\n").split("\n") | |
| for line in lines: | |
| if line == "": | |
| continue | |
| if line.startswith("thought: "): | |
| history += "{}\n".format(line) | |
| elif line.startswith("action: "): | |
| action_name, action_input = parse_action(line) | |
| history += "{}\n".format(line) | |
| return action_name, action_input, history, task | |
| else: | |
| assert False, "unknown action: {}".format(line) | |
| return "MAIN", None, history, task | |
| def call_test(purpose, task, history, directory, action_input): | |
| result = subprocess.run( | |
| ["python", "-m", "pytest", "--collect-only", directory], | |
| capture_output=True, | |
| text=True, | |
| ) | |
| if result.returncode != 0: | |
| history += "observation: there are no tests! Test should be written in a test folder under {}\n".format( | |
| directory | |
| ) | |
| return "MAIN", None, history, task | |
| result = subprocess.run( | |
| ["python", "-m", "pytest", directory], capture_output=True, text=True | |
| ) | |
| if result.returncode == 0: | |
| history += "observation: tests pass\n" | |
| return "MAIN", None, history, task | |
| module_summary, content, _ = read_python_module_structure(directory) | |
| resp = run_gpt( | |
| UNDERSTAND_TEST_RESULTS_PROMPT, | |
| stop_tokens=[], | |
| max_tokens=256, | |
| module_summary=module_summary, | |
| purpose=purpose, | |
| task=task, | |
| history=history, | |
| stdout=result.stdout[:5000], # limit amount of text | |
| stderr=result.stderr[:5000], # limit amount of text | |
| ) | |
| history += "observation: tests failed: {}\n".format(resp) | |
| return "MAIN", None, history, task | |
| def call_set_task(purpose, task, history, directory, action_input): | |
| module_summary, content, _ = read_python_module_structure(directory) | |
| task = run_gpt( | |
| TASK_PROMPT, | |
| stop_tokens=[], | |
| max_tokens=64, | |
| module_summary=module_summary, | |
| purpose=purpose, | |
| task=task, | |
| history=history, | |
| ).strip("\n") | |
| history += "observation: task has been updated to: {}\n".format(task) | |
| return "MAIN", None, history, task | |
| def call_read(purpose, task, history, directory, action_input): | |
| if not os.path.exists(action_input): | |
| history += "observation: file does not exist\n" | |
| return "MAIN", None, history, task | |
| module_summary, content, _ = read_python_module_structure(directory) | |
| f_content = ( | |
| content[action_input] if content[action_input] else "< document is empty >" | |
| ) | |
| resp = run_gpt( | |
| READ_PROMPT, | |
| stop_tokens=[], | |
| max_tokens=256, | |
| module_summary=module_summary, | |
| purpose=purpose, | |
| task=task, | |
| history=history, | |
| file_path=action_input, | |
| file_contents=f_content, | |
| ).strip("\n") | |
| history += "observation: {}\n".format(resp) | |
| return "MAIN", None, history, task | |
| def call_modify(purpose, task, history, directory, action_input): | |
| if not os.path.exists(action_input): | |
| history += "observation: file does not exist\n" | |
| return "MAIN", None, history, task | |
| ( | |
| module_summary, | |
| content, | |
| _, | |
| ) = read_python_module_structure(directory) | |
| f_content = ( | |
| content[action_input] if content[action_input] else "< document is empty >" | |
| ) | |
| resp = run_gpt( | |
| MODIFY_PROMPT, | |
| stop_tokens=["action:", "thought:", "observation:"], | |
| max_tokens=2048, | |
| module_summary=module_summary, | |
| purpose=purpose, | |
| task=task, | |
| history=history, | |
| file_path=action_input, | |
| file_contents=f_content, | |
| ) | |
| new_contents, description = parse_file_content(resp) | |
| if new_contents is None: | |
| history += "observation: failed to modify file\n" | |
| return "MAIN", None, history, task | |
| with open(action_input, "w") as f: | |
| f.write(new_contents) | |
| history += "observation: file successfully modified\n" | |
| history += "observation: {}\n".format(description) | |
| return "MAIN", None, history, task | |
| def call_add(purpose, task, history, directory, action_input): | |
| d = os.path.dirname(action_input) | |
| if not d.startswith(directory): | |
| history += "observation: files must be under directory {}\n".format(directory) | |
| elif not action_input.endswith(".py"): | |
| history += "observation: can only write .py files\n" | |
| else: | |
| if d and not os.path.exists(d): | |
| os.makedirs(d) | |
| if not os.path.exists(action_input): | |
| module_summary, _, _ = read_python_module_structure(directory) | |
| resp = run_gpt( | |
| ADD_PROMPT, | |
| stop_tokens=["action:", "thought:", "observation:"], | |
| max_tokens=2048, | |
| module_summary=module_summary, | |
| purpose=purpose, | |
| task=task, | |
| history=history, | |
| file_path=action_input, | |
| ) | |
| new_contents, description = parse_file_content(resp) | |
| if new_contents is None: | |
| history += "observation: failed to write file\n" | |
| return "MAIN", None, history, task | |
| with open(action_input, "w") as f: | |
| f.write(new_contents) | |
| history += "observation: file successfully written\n" | |
| history += "observation: {}\n".format(description) | |
| else: | |
| history += "observation: file already exists\n" | |
| return "MAIN", None, history, task | |
| # Streamlit UI | |
| st.title("AI Powered Code Assistant") | |
| with st.sidebar: | |
| st.header("Task Configuration") | |
| purpose = st.text_input("Purpose") | |
| task = st.text_input("Task") | |
| directory = st.text_input("Directory") | |
| action_input = st.text_input("Action Input") | |
| action = st.selectbox("Action", ["main", "test", "set_task", "read", "modify", "add"]) | |
| if st.button("Run Action"): | |
| history = "" | |
| if action == "main": | |
| action_name, action_input, history, task = call_main(purpose, task, history, directory, action_input) | |
| elif action == "test": | |
| action_name, action_input, history, task = call_test(purpose, task, history, directory, action_input) | |
| elif action == "set_task": | |
| action_name, action_input, history, task = call_set_task(purpose, task, history, directory, action_input) | |
| elif action == "read": | |
| action_name, action_input, history, task = call_read(purpose, task, history, directory, action_input) | |
| elif action == "modify": | |
| action_name, action_input, history, task = call_modify(purpose, task, history, directory, action_input) | |
| elif action == "add": | |
| action_name, action_input, history, task = call_add(purpose, task, history, directory, action_input) | |
| st.subheader("History") | |
| st.write(history) |