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import os
import re
import tempfile
import uuid
from typing import Dict, Union
import json
import numpy as np
import requests
from modelscope_agent.agent_types import AgentType
from moviepy.editor import VideoFileClip
from PIL import Image
from requests.exceptions import RequestException
class OutputWrapper:
"""
Wrapper for output of tool execution when output is image, video, audio, etc.
In this wrapper, __repr__() is implemented to return the str representation of the output for llm.
Each wrapper have below attributes:
path: the path where the output is stored
raw_data: the raw data, e.g. image, video, audio, etc. In remote mode, it should be None
"""
def __init__(self) -> None:
self._repr = None
self._path = None
self._raw_data = None
self.root_path = os.environ.get('OUTPUT_FILE_DIRECTORY', None)
if self.root_path and not os.path.exists(self.root_path):
try:
os.makedirs(self.root_path)
except Exception:
self.root_path = None
def get_remote_file(self, remote_path, suffix):
try:
response = requests.get(remote_path)
obj = response.content
directory = tempfile.mkdtemp(dir=self.root_path)
path = os.path.join(directory, str(uuid.uuid4()) + f'.{suffix}')
with open(path, 'wb') as f:
f.write(obj)
return path
except RequestException:
return remote_path
def __repr__(self) -> str:
return self._repr
@property
def path(self):
return self._path
@property
def raw_data(self):
return self._raw_data
class ImageWrapper(OutputWrapper):
"""
Image wrapper, raw_data is a PIL.Image
"""
def __init__(self, image) -> None:
super().__init__()
if isinstance(image, str):
if os.path.isfile(image):
self._path = image
else:
origin_image = image
self._path = self.get_remote_file(image, 'png')
try:
image = Image.open(self._path)
self._raw_data = image
except FileNotFoundError:
# Image store in remote server when use remote mode
raise FileNotFoundError(f'Invalid path: {image}')
self._path = origin_image
else:
if not isinstance(image, Image.Image):
image = Image.fromarray(image.astype(np.uint8))
self._raw_data = image
else:
self._raw_data = image
directory = tempfile.mkdtemp(dir=self.root_path)
self._path = os.path.join(directory, str(uuid.uuid4()) + '.png')
self._raw_data.save(self._path)
self._repr = f''
class AudioWrapper(OutputWrapper):
"""
Audio wrapper, raw_data is a binary file
"""
def __init__(self, audio) -> None:
super().__init__()
if isinstance(audio, str):
if os.path.isfile(audio):
self._path = audio
else:
self._path = self.get_remote_file(audio, 'wav')
try:
with open(self._path, 'rb') as f:
self._raw_data = f.read()
except FileNotFoundError:
raise FileNotFoundError(f'Invalid path: {audio}')
else:
self._raw_data = audio
directory = tempfile.mkdtemp(dir=self.root_path)
self._path = os.path.join(directory, str(uuid.uuid4()) + '.wav')
with open(self._path, 'wb') as f:
f.write(self._raw_data)
self._repr = f'<audio id=audio controls= preload=none> <source id=wav src={self._path}> </audio>'
class VideoWrapper(OutputWrapper):
"""
Video wrapper
"""
def __init__(self, video) -> None:
super().__init__()
if isinstance(video, str):
if os.path.isfile(video):
self._path = video
else:
self._path = self.get_remote_file(video, 'gif')
try:
video = VideoFileClip(self._path)
# currently, we should save video as gif, not mp4
if not self._path.endswith('gif'):
directory = tempfile.mkdtemp(dir=self.root_path)
self._path = os.path.join(directory,
str(uuid.uuid4()) + '.gif')
video.write_gif(self._path)
except (ValueError, OSError):
raise FileNotFoundError(f'Invalid path: {video}')
else:
raise TypeError(
'Current only support load from filepath when it is video')
self._raw_data = video
self._repr = f''
def get_raw_output(exec_result: Dict):
# get rwa data of exec_result
res = {}
for k, v in exec_result.items():
if isinstance(v, OutputWrapper):
# In remote mode, raw data maybe None
res[k] = v.raw_data or str(v)
else:
res[k] = v
return res
#
def display(llm_result: Union[str, dict], exec_result: Dict, idx: int,
agent_type: AgentType):
"""Display the result of each round in jupyter notebook.
The multi-modal data will be extracted.
Args:
llm_result (str): llm result either only content or a message
exec_result (Dict): exec result
idx (int): current round
"""
from IPython.display import display, Pretty, Image, Audio, JSON
idx_info = '*' * 50 + f'round {idx}' + '*' * 50
display(Pretty(idx_info))
if isinstance(llm_result, dict):
llm_result = llm_result.get('content', '')
if agent_type == AgentType.MS_AGENT:
pattern = r'<\|startofthink\|>```JSON([\s\S]*)```<\|endofthink\|>'
else:
pattern = r'```JSON([\s\S]*)```'
match_action = re.search(pattern, llm_result)
if match_action:
result = match_action.group(1)
try:
json_content = json.loads(result, strict=False)
display(JSON(json_content))
llm_result = llm_result.replace(match_action.group(0), '')
except Exception:
pass
display(Pretty(llm_result))
exec_result = exec_result.get('result', '')
if isinstance(exec_result, ImageWrapper) or isinstance(
exec_result, VideoWrapper):
display(Image(exec_result.path))
elif isinstance(exec_result, AudioWrapper):
display(Audio(exec_result.path))
elif isinstance(exec_result, dict):
display(JSON(exec_result))
elif isinstance(exec_result, list):
display(JSON(exec_result))
else:
display(Pretty(exec_result))
return
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