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dev-gpt/dev_gpt/options/generate/generator.py
Florian Hönicke c29c212e12 refactor: cleanup
2023-05-09 18:08:09 +02:00

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import json
import os
import random
import re
import shutil
from typing import Callable
from typing import List, Text, Optional
from langchain import PromptTemplate
from pydantic.dataclasses import dataclass
from dev_gpt.apis import gpt
from dev_gpt.apis.gpt import _GPTConversation
from dev_gpt.apis.jina_cloud import process_error_message, push_executor, is_executor_in_hub
from dev_gpt.apis.pypi import is_package_on_pypi, clean_requirements_txt
from dev_gpt.constants import FILE_AND_TAG_PAIRS, NUM_IMPLEMENTATION_STRATEGIES, MAX_DEBUGGING_ITERATIONS, \
BLACKLISTED_PACKAGES, EXECUTOR_FILE_NAME, TEST_EXECUTOR_FILE_NAME, TEST_EXECUTOR_FILE_TAG, \
REQUIREMENTS_FILE_NAME, REQUIREMENTS_FILE_TAG, DOCKER_FILE_NAME, IMPLEMENTATION_FILE_NAME, \
IMPLEMENTATION_FILE_TAG, LANGUAGE_PACKAGES, UNNECESSARY_PACKAGES, DOCKER_BASE_IMAGE_VERSION
from dev_gpt.options.generate.pm.pm import PM
from dev_gpt.options.generate.templates_user import template_generate_microservice_name, \
template_generate_possible_packages, \
template_solve_code_issue, \
template_solve_pip_dependency_issue, template_is_dependency_issue, template_generate_playground, \
template_generate_function, template_generate_test, template_generate_requirements, \
template_chain_of_thought, template_summarize_error, \
template_solve_apt_get_dependency_issue
from dev_gpt.utils.io import persist_file, get_all_microservice_files_with_content, get_microservice_path
from dev_gpt.utils.string_tools import print_colored
@dataclass
class TaskSpecification:
task: Optional[Text]
test: Optional[Text]
class Generator:
def __init__(self, task_description, path, model='gpt-4'):
self.gpt_session = gpt.GPTSession(model=model)
self.microservice_specification = TaskSpecification(task=task_description, test=None)
self.microservice_root_path = path
@staticmethod
def extract_content_from_result(plain_text, file_name, match_single_block=False, can_contain_code_block=True):
optional_line_break = '\n' if can_contain_code_block else '' # the \n at the end makes sure that ``` within the generated code is not matched because it is not right before a line break
pattern = fr"(?:\*|\*\*| ){file_name}\*?\*?\n```(?:\w+\n)?([\s\S]*?){optional_line_break}```"
matches = re.findall(pattern, plain_text, re.MULTILINE)
if matches:
return matches[-1].strip()
elif match_single_block:
# Check for a single code block
single_code_block_pattern = r"```(?:\w+\n)?([\s\S]*?)```"
single_code_block_match = re.findall(single_code_block_pattern, plain_text, re.MULTILINE)
if len(single_code_block_match) == 1:
return single_code_block_match[0].strip()
return ''
def write_config_yml(self, class_name, dest_folder, python_file=EXECUTOR_FILE_NAME):
config_content = f'''jtype: {class_name}
py_modules:
- {python_file}
metas:
name: {class_name}
'''
with open(os.path.join(dest_folder, 'config.yml'), 'w', encoding='utf-8') as f:
f.write(config_content)
def files_to_string(self, file_name_to_content, restrict_keys=None):
all_microservice_files_string = ''
for file_name, tag in FILE_AND_TAG_PAIRS:
if file_name in file_name_to_content and (not restrict_keys or file_name in restrict_keys):
all_microservice_files_string += f'**{file_name}**\n```{tag}\n{file_name_to_content[file_name]}\n```\n\n'
return all_microservice_files_string.strip()
def get_default_parse_result_fn(self, files_names: List[str]):
def _default_parse_result_fn(x):
_parsed_results = {}
for _file_name in files_names:
_content = self.extract_content_from_result(x, _file_name, match_single_block=len(files_names) == 1)
if _content != '':
_parsed_results[_file_name] = _content
return _parsed_results
return _default_parse_result_fn
def generate_and_persist_file(
self,
section_title: str,
template: PromptTemplate,
destination_folder: str,
file_name_s: List[str] = None,
parse_result_fn: Callable = None,
**template_kwargs
):
"""This function generates file(s) using the given template and persists it/them in the given destination folder.
It also returns the generated content as a dictionary mapping file_name to its content.
Args:
section_title (str): The title of the section to be printed in the console.
template (PromptTemplate): The template to be used for generating the file(s).
destination_folder (str): The destination folder where the generated file(s) should be persisted.
file_name_s (List[str], optional): The name of the file(s) to be generated. Defaults to None.
parse_result_fn (Callable, optional): A function that parses the generated content and returns a dictionary
mapping file_name to its content. If no content could be extract, it returns an empty dictionary.
Defaults to None. If None, default parsing is used which uses the file_name to extract from the generated content.
**template_kwargs: The keyword arguments to be passed to the template.
"""
if parse_result_fn is None:
parse_result_fn = self.get_default_parse_result_fn(file_name_s)
print_colored('', f'\n\n############# {section_title} #############', 'blue')
system_introduction_message = _GPTConversation._create_system_message(
self.microservice_specification.task,
self.microservice_specification.test
)
conversation = self.gpt_session.get_conversation(messages=[system_introduction_message])
template_kwargs = {k: v for k, v in template_kwargs.items() if k in template.input_variables}
if 'file_name' in template.input_variables and len(file_name_s) == 1:
template_kwargs['file_name'] = file_name_s[0]
content_raw = conversation.chat(
template.format(
**template_kwargs
)
)
content = parse_result_fn(content_raw)
if content == {}:
content_raw = conversation.chat(
'You must add the content' + (f' for {file_name_s[0]}' if len(file_name_s) == 1 else ''))
content = parse_result_fn(content_raw)
for _file_name, _file_content in content.items():
persist_file(_file_content, os.path.join(destination_folder, _file_name))
return content
def generate_microservice(
self,
microservice_name,
packages,
num_approach,
):
MICROSERVICE_FOLDER_v1 = get_microservice_path(self.microservice_root_path, microservice_name, packages,
num_approach, 1)
os.makedirs(MICROSERVICE_FOLDER_v1)
with open(os.path.join(os.path.dirname(__file__), 'static_files', 'microservice', 'jina_wrapper.py'), 'r', encoding='utf-8') as f:
microservice_executor_boilerplate = f.read()
microservice_executor_code = microservice_executor_boilerplate.replace('class DevGPTExecutor(Executor):',
f'class {microservice_name}(Executor):')
persist_file(microservice_executor_code, os.path.join(MICROSERVICE_FOLDER_v1, EXECUTOR_FILE_NAME))
with open(os.path.join(os.path.dirname(__file__), 'static_files', 'microservice', 'apis.py'), 'r', encoding='utf-8') as f:
persist_file(f.read(), os.path.join(MICROSERVICE_FOLDER_v1, 'apis.py'))
microservice_content = self.generate_and_persist_file(
section_title='Microservice',
template=template_generate_function,
destination_folder=MICROSERVICE_FOLDER_v1,
microservice_description=self.microservice_specification.task,
test_description=self.microservice_specification.test,
packages=packages,
file_name_purpose=IMPLEMENTATION_FILE_NAME,
tag_name=IMPLEMENTATION_FILE_TAG,
file_name_s=[IMPLEMENTATION_FILE_NAME],
)[IMPLEMENTATION_FILE_NAME]
test_microservice_content = self.generate_and_persist_file(
'Test Microservice',
template_generate_test,
MICROSERVICE_FOLDER_v1,
code_files_wrapped=self.files_to_string({EXECUTOR_FILE_NAME: microservice_content}),
microservice_name=microservice_name,
microservice_description=self.microservice_specification.task,
test_description=self.microservice_specification.test,
file_name_purpose=TEST_EXECUTOR_FILE_NAME,
tag_name=TEST_EXECUTOR_FILE_TAG,
file_name_s=[TEST_EXECUTOR_FILE_NAME],
)[TEST_EXECUTOR_FILE_NAME]
requirements_content = self.generate_and_persist_file(
'Requirements',
template_generate_requirements,
MICROSERVICE_FOLDER_v1,
code_files_wrapped=self.files_to_string({
IMPLEMENTATION_FILE_NAME: microservice_content,
TEST_EXECUTOR_FILE_NAME: test_microservice_content,
}),
file_name_purpose=REQUIREMENTS_FILE_NAME,
file_name_s=[REQUIREMENTS_FILE_NAME],
parse_result_fn=self.parse_result_fn_requirements,
tag_name=REQUIREMENTS_FILE_TAG,
)[REQUIREMENTS_FILE_NAME]
# I deactivated this because 3.5-turbo was hallucinating packages that were not needed
# now, in the first iteration the default dockerfile is used
# self.generate_and_persist_file(
# section_title='Generate Dockerfile',
# template=template_generate_apt_get_install,
# destination_folder=MICROSERVICE_FOLDER_v1,
# file_name_s=None,
# parse_result_fn=self.parse_result_fn_dockerfile,
# docker_file_wrapped=self.read_docker_template(),
# requirements_file_wrapped=self.files_to_string({
# REQUIREMENTS_FILE_NAME: requirements_content,
# })
# )
with open(os.path.join(os.path.dirname(__file__), 'static_files', 'microservice', 'Dockerfile'), 'r',
encoding='utf-8') as f:
docker_file_template_lines = f.readlines()
docker_file_template_lines = [
line.replace('{{APT_GET_PACKAGES}}', '').replace('{{DOCKER_BASE_IMAGE_VERSION}}', DOCKER_BASE_IMAGE_VERSION)
for line in docker_file_template_lines
]
docker_file_content = '\n'.join(docker_file_template_lines)
persist_file(docker_file_content, os.path.join(MICROSERVICE_FOLDER_v1, 'Dockerfile'))
self.write_config_yml(microservice_name, MICROSERVICE_FOLDER_v1)
print('\nFirst version of the microservice generated. Start iterating on it to make the tests pass...')
@staticmethod
def read_docker_template():
with open(os.path.join(os.path.dirname(__file__), 'static_files', 'microservice', 'Dockerfile'), 'r', encoding='utf-8') as f:
return f.read()
def parse_result_fn_dockerfile(self, content_raw: str):
json_string = self.extract_content_from_result(content_raw, 'apt-get-packages.json', match_single_block=True)
packages = ' '.join(json.loads(json_string)['packages'])
docker_file_template = self.read_docker_template()
return {DOCKER_FILE_NAME: docker_file_template.replace('{{APT_GET_PACKAGES}}', '{APT_GET_PACKAGES}').replace('{{DOCKER_BASE_IMAGE_VERSION}}', DOCKER_BASE_IMAGE_VERSION).format(
APT_GET_PACKAGES=packages)}
def parse_result_fn_requirements(self, content_raw: str):
content_parsed = self.extract_content_from_result(content_raw, 'requirements.txt', match_single_block=True)
lines = content_parsed.split('\n')
lines = [line for line in lines if
not any([pkg in line for pkg in ['jina', 'docarray', 'openai', 'pytest', 'gpt_3_5_turbo']])]
content_modified = f'''jina==3.15.1.dev14
docarray==0.21.0
openai==0.27.5
pytest
{os.linesep.join(lines)}'''
return {REQUIREMENTS_FILE_NAME: content_modified}
def generate_playground(self, microservice_name, microservice_path):
print_colored('', '\n\n############# Playground #############', 'blue')
file_name_to_content = get_all_microservice_files_with_content(microservice_path)
conversation = self.gpt_session.get_conversation()
conversation.chat(
template_generate_playground.format(
code_files_wrapped=self.files_to_string(file_name_to_content, ['test_microservice.py']),
microservice_name=microservice_name,
)
)
playground_content_raw = conversation.chat(
template_chain_of_thought.format(
file_name_purpose='app.py/the playground',
file_name='app.py',
tag_name='python',
)
)
playground_content = self.extract_content_from_result(playground_content_raw, 'app.py', match_single_block=True)
if playground_content == '':
content_raw = conversation.chat(f'You must add the app.py code. You most not output any other code')
playground_content = self.extract_content_from_result(
content_raw, 'app.py', match_single_block=True
)
gateway_path = os.path.join(microservice_path, 'gateway')
shutil.copytree(os.path.join(os.path.dirname(__file__), 'static_files', 'gateway'), gateway_path)
persist_file(playground_content, os.path.join(gateway_path, 'app.py'))
# fill-in name of microservice
gateway_name = f'Gateway{microservice_name}'
custom_gateway_path = os.path.join(gateway_path, 'custom_gateway.py')
with open(custom_gateway_path, 'r', encoding='utf-8') as f:
custom_gateway_content = f.read()
custom_gateway_content = custom_gateway_content.replace(
'class CustomGateway(CompositeGateway):',
f'class {gateway_name}(CompositeGateway):'
)
with open(custom_gateway_path, 'w', encoding='utf-8') as f:
f.write(custom_gateway_content)
# write config.yml
self.write_config_yml(gateway_name, gateway_path, 'custom_gateway.py')
# push the gateway
print('Final step...')
hubble_log = push_executor(gateway_path)
if not is_executor_in_hub(gateway_name):
raise Exception(f'{microservice_name} not in hub. Hubble logs: {hubble_log}')
def debug_microservice(self, microservice_name, num_approach, packages):
for i in range(1, MAX_DEBUGGING_ITERATIONS):
print('Debugging iteration', i)
print('Trying to debug the microservice. Might take a while...')
previous_microservice_path = get_microservice_path(self.microservice_root_path, microservice_name, packages,
num_approach, i)
next_microservice_path = get_microservice_path(self.microservice_root_path, microservice_name, packages,
num_approach, i + 1)
clean_requirements_txt(previous_microservice_path)
log_hubble = push_executor(previous_microservice_path)
error = process_error_message(log_hubble)
if error:
print('An error occurred during the build process. Feeding the error back to the assistant...')
self.do_debug_iteration(error, next_microservice_path, previous_microservice_path)
if i == MAX_DEBUGGING_ITERATIONS - 1:
raise self.MaxDebugTimeReachedException('Could not debug the microservice.')
else:
# at the moment, there can be cases where no error log is extracted but the executor is still not published
# it leads to problems later on when someone tries a run or deployment
if is_executor_in_hub(microservice_name):
print('Successfully build microservice.')
break
else:
raise Exception(f'{microservice_name} not in hub. Hubble logs: {log_hubble}')
return get_microservice_path(self.microservice_root_path, microservice_name, packages, num_approach, i)
def do_debug_iteration(self, error, next_microservice_path, previous_microservice_path):
os.makedirs(next_microservice_path)
file_name_to_content = get_all_microservice_files_with_content(previous_microservice_path)
for file_name, content in file_name_to_content.items():
persist_file(content, os.path.join(next_microservice_path, file_name))
summarized_error = self.summarize_error(error)
dock_req_string = self.files_to_string({
key: val for key, val in file_name_to_content.items() if
key in ['requirements.txt', 'Dockerfile']
})
is_apt_get_dependency_issue = self.is_dependency_issue(summarized_error, dock_req_string, 'apt-get')
if is_apt_get_dependency_issue:
self.generate_and_persist_file(
section_title='Debugging apt-get dependency issue',
template=template_solve_apt_get_dependency_issue,
destination_folder=next_microservice_path,
file_name_s=['apt-get-packages.json'],
parse_result_fn=self.parse_result_fn_dockerfile,
summarized_error=summarized_error,
all_files_string=dock_req_string,
)
print('Dockerfile updated')
else:
is_pip_dependency_issue = self.is_dependency_issue(summarized_error, dock_req_string, 'PIP')
if is_pip_dependency_issue:
self.generate_and_persist_file(
section_title='Debugging pip dependency issue',
template=template_solve_pip_dependency_issue,
destination_folder=next_microservice_path,
file_name_s=[REQUIREMENTS_FILE_NAME],
summarized_error=summarized_error,
all_files_string=dock_req_string,
)
else:
self.generate_and_persist_file(
section_title='Debugging code issue',
template=template_solve_code_issue,
destination_folder=next_microservice_path,
file_name_s=[IMPLEMENTATION_FILE_NAME, TEST_EXECUTOR_FILE_NAME, REQUIREMENTS_FILE_NAME],
summarized_error=summarized_error,
task_description=self.microservice_specification.task,
test_description=self.microservice_specification.test,
all_files_string=self.files_to_string(
{key: val for key, val in file_name_to_content.items() if key != EXECUTOR_FILE_NAME}),
)
class MaxDebugTimeReachedException(BaseException):
pass
def is_dependency_issue(self, summarized_error, dock_req_string: str, package_manager: str):
# a few heuristics to quickly jump ahead
if any([error_message in summarized_error for error_message in
['AttributeError', 'NameError', 'AssertionError']]):
return False
if package_manager.lower() == 'pip' and any(
[em in summarized_error for em in ['ModuleNotFoundError', 'ImportError']]):
return True
print_colored('', f'Is it a {package_manager} dependency issue?', 'blue')
conversation = self.gpt_session.get_conversation()
answer_raw = conversation.chat(
template_is_dependency_issue.format(summarized_error=summarized_error,
all_files_string=dock_req_string).replace('PACKAGE_MANAGER',
package_manager)
)
answer_json_string = self.extract_content_from_result(answer_raw, 'response.json', match_single_block=True, )
answer = json.loads(answer_json_string)['dependency_installation_failure']
return 'yes' in answer.lower()
def generate_microservice_name(self, description):
name = self.generate_and_persist_file(
section_title='Generate microservice name',
template=template_generate_microservice_name,
destination_folder=self.microservice_root_path,
file_name_s=['name.txt'],
description=description
)['name.txt']
return name
def get_possible_packages(self):
print_colored('', '\n\n############# What packages to use? #############', 'blue')
packages_json_string = self.generate_and_persist_file(
section_title='Generate possible packages',
template=template_generate_possible_packages,
destination_folder=self.microservice_root_path,
file_name_s=['strategies.json'],
description=self.microservice_specification.task
)['strategies.json']
packages_list = [[pkg.strip().lower() for pkg in packages] for packages in json.loads(packages_json_string)]
packages_list = [[self.replace_with_gpt_3_5_turbo_if_possible(pkg) for pkg in packages] for packages in
packages_list]
packages_list = self.filter_packages_list(packages_list)
packages_list = packages_list[:NUM_IMPLEMENTATION_STRATEGIES]
return packages_list
# '/private/var/folders/f5/whmffl4d7q79s29jpyb6719m0000gn/T/pytest-of-florianhonicke/pytest-128/test_generation_level_0_mock_i0'
# '/private/var/folders/f5/whmffl4d7q79s29jpyb6719m0000gn/T/pytest-of-florianhonicke/pytest-129/test_generation_level_0_mock_i0'
def generate(self):
self.microservice_specification.task, self.microservice_specification.test = PM().refine_specification(self.microservice_specification.task)
os.makedirs(self.microservice_root_path)
generated_name = self.generate_microservice_name(self.microservice_specification.task)
microservice_name = f'{generated_name}{random.randint(0, 10_000_000)}'
packages_list = self.get_possible_packages()
for num_approach, packages in enumerate(packages_list):
try:
self.generate_microservice(microservice_name, packages, num_approach)
final_version_path = self.debug_microservice(microservice_name, num_approach, packages)
self.generate_playground(microservice_name, final_version_path)
except self.MaxDebugTimeReachedException:
print('Could not debug the Microservice with the approach:', packages)
if num_approach == len(packages_list) - 1:
print_colored('',
f'Could not debug the Microservice with any of the approaches: {packages} giving up.',
'red')
return -1
continue
print(f'''
You can now run or deploy your microservice:
dev-gpt run --path {self.microservice_root_path}
dev-gpt deploy --path {self.microservice_root_path}
'''
)
return 0
def summarize_error(self, error):
conversation = self.gpt_session.get_conversation()
error_summary = conversation.chat(template_summarize_error.format(error=error))
return error_summary
@staticmethod
def replace_with_gpt_3_5_turbo_if_possible(pkg):
if pkg in LANGUAGE_PACKAGES:
return 'gpt_3_5_turbo'
return pkg
@staticmethod
def filter_packages_list(packages_list):
# filter out complete package lists
packages_list = [
packages for packages in packages_list if all([
pkg not in BLACKLISTED_PACKAGES # no package is allowed to be blacklisted
for pkg in packages
])
]
# filter out single packages
packages_list = [
[
package for package in packages
if (package not in UNNECESSARY_PACKAGES)
and ( # all packages must be on pypi or it is gpt_3_5_turbo
is_package_on_pypi(package)
or package == 'gpt_3_5_turbo'
)
] for packages in packages_list
]
return packages_list
# def create_prototype_implementation(self):
# microservice_py_lines = ['''\
# Class {microservice_name}:''']
# for sub_task in self.pm.iterate_over_sub_tasks_pydantic(self.sub_task_tree):
# microservice_py_lines.append(f' {sub_task.python_fn_signature}')
# microservice_py_lines.append(f' """')
# microservice_py_lines.append(f' {sub_task.python_fn_docstring}')
# microservice_py_lines.append(f' """')
# microservice_py_lines.append(f' raise NotImplementedError')
# microservice_py_str = '\n'.join(microservice_py_lines)
# persist_file(os.path.join(self.microservice_root_path, 'microservice.py'), microservice_py_str)
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