Create andro.py
Browse files
andro.py
ADDED
@@ -0,0 +1,354 @@
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1 |
+
from typing import List, Union
|
2 |
+
from langchain.vectorstores.chroma import Chroma
|
3 |
+
|
4 |
+
from dotenv import load_dotenv, find_dotenv
|
5 |
+
from langchain.callbacks import get_openai_callback
|
6 |
+
from langchain.schema import (SystemMessage, HumanMessage, AIMessage)
|
7 |
+
from langchain.llms import LlamaCpp
|
8 |
+
from langchain.callbacks.manager import CallbackManager
|
9 |
+
from langchain.callbacks.streaming_stdout import StreamingStdOutCallbackHandler
|
10 |
+
import streamlit as st
|
11 |
+
from langchain.schema import Memory as StreamlitChatMessageHistory
|
12 |
+
from langchain.llms import CTransformers
|
13 |
+
from langchain.prompts import ChatPromptTemplate
|
14 |
+
from langchain.prompts import PromptTemplate
|
15 |
+
from langchain.prompts.chat import SystemMessagePromptTemplate
|
16 |
+
|
17 |
+
########################################
|
18 |
+
|
19 |
+
import os
|
20 |
+
from time import sleep
|
21 |
+
|
22 |
+
from langchain.embeddings.openai import OpenAIEmbeddings
|
23 |
+
from langchain.schema import Document
|
24 |
+
from langchain.text_splitter import RecursiveCharacterTextSplitter
|
25 |
+
from langchain.vectorstores import DeepLake, VectorStore
|
26 |
+
from streamlit.runtime.uploaded_file_manager import UploadedFile
|
27 |
+
|
28 |
+
|
29 |
+
import warnings
|
30 |
+
|
31 |
+
from langchain.memory import ConversationBufferWindowMemory
|
32 |
+
from langchain import PromptTemplate, LLMChain
|
33 |
+
|
34 |
+
import os
|
35 |
+
import tempfile
|
36 |
+
|
37 |
+
from langchain.chat_models import ChatOpenAI
|
38 |
+
from langchain.memory import ConversationBufferMemory
|
39 |
+
from langchain.embeddings import HuggingFaceEmbeddings
|
40 |
+
from langchain.callbacks.base import BaseCallbackHandler
|
41 |
+
from langchain.chains import ConversationalRetrievalChain
|
42 |
+
from langchain.vectorstores import DocArrayInMemorySearch
|
43 |
+
from langchain.text_splitter import RecursiveCharacterTextSplitter, CharacterTextSplitter
|
44 |
+
|
45 |
+
import openai
|
46 |
+
|
47 |
+
from langchain.document_loaders import (PyPDFLoader, Docx2txtLoader, CSVLoader,
|
48 |
+
DirectoryLoader,
|
49 |
+
GitLoader,
|
50 |
+
NotebookLoader,
|
51 |
+
OnlinePDFLoader,
|
52 |
+
PythonLoader,
|
53 |
+
TextLoader,
|
54 |
+
UnstructuredFileLoader,
|
55 |
+
UnstructuredHTMLLoader,
|
56 |
+
UnstructuredPDFLoader,
|
57 |
+
UnstructuredWordDocumentLoader,
|
58 |
+
WebBaseLoader,
|
59 |
+
)
|
60 |
+
|
61 |
+
|
62 |
+
warnings.filterwarnings("ignore", category=UserWarning)
|
63 |
+
|
64 |
+
APP_NAME = "ValonyLabsz"
|
65 |
+
MODEL = "gpt-3.5-turbo"
|
66 |
+
PAGE_ICON = ":rocket:"
|
67 |
+
|
68 |
+
st.set_option("client.showErrorDetails", True)
|
69 |
+
st.set_page_config(
|
70 |
+
page_title=APP_NAME, page_icon=PAGE_ICON, initial_sidebar_state="expanded"
|
71 |
+
)
|
72 |
+
|
73 |
+
#AVATARS
|
74 |
+
av_us = '/home/ataliba/Documents/Ataliba.png'
|
75 |
+
av_ass = '/home/ataliba/Documents/Robot.png'
|
76 |
+
|
77 |
+
|
78 |
+
st.title(":rocket: Agent Lirio :rocket:")
|
79 |
+
st.markdown("I am your Subsea Technical Assistant ready to do all of the leg work on your documents, emails, procedures, etc.\
|
80 |
+
I am capable to extract relevant info and domain knowledge!")
|
81 |
+
|
82 |
+
@st.cache_resource(ttl="1h")
|
83 |
+
|
84 |
+
def init_page() -> None:
|
85 |
+
|
86 |
+
st.sidebar.title("Options")
|
87 |
+
|
88 |
+
def init_messages() -> None:
|
89 |
+
clear_button = st.sidebar.button("Clear Conversation", key="clear")
|
90 |
+
if clear_button or "messages" not in st.session_state:
|
91 |
+
st.session_state.messages = [
|
92 |
+
SystemMessage(content="""You are a skilled Subsea Engineer, your task is to answer \
|
93 |
+
within the provided documentation information specifically to the text in the {context} \
|
94 |
+
Provide a conversational answer. If you don't know the answer, \
|
95 |
+
just say 'Sorry, I don't have the info right now at hand \
|
96 |
+
let me work it out and get back to you asap... π.\
|
97 |
+
Don't try to make up an answer.
|
98 |
+
If the question is not about the {context}}, politely inform them that you are tuned to \
|
99 |
+
answer each of the questions at at the time based on the {context} given. \
|
100 |
+
Reply your answer in markdown format.\
|
101 |
+
{context} \
|
102 |
+
Question: {question} \
|
103 |
+
Helpful Answer:""")
|
104 |
+
]
|
105 |
+
|
106 |
+
|
107 |
+
st.session_state.costs = []
|
108 |
+
|
109 |
+
user_query = st.chat_input(placeholder="Ask me Anything!")
|
110 |
+
|
111 |
+
def select_llm() -> Union[ChatOpenAI, LlamaCpp]:
|
112 |
+
|
113 |
+
# os.environ['REPLICATE_API_TOKEN'] = "r8_DrLQ8zg0vH0yG5Hdvw7CFUfrzHgjQ8M1nHpak"
|
114 |
+
|
115 |
+
model_name = st.sidebar.radio("Choose LLM:", ("gpt-3.5-turbo-0613", "gpt-4", "llama-2"), key="llm_choice")
|
116 |
+
#topic_name = st.sidebar.radio("Choose Topic:", ("SCM", "HPU", "HT2"), key="topic_choice")
|
117 |
+
temperature = st.sidebar.slider("Temperature:", min_value=0.0,
|
118 |
+
max_value=1.0, value=0.0, step=0.01)
|
119 |
+
#strategy = st.sidebar.radio("Choose topic from:", ("HT2 Hydraulic Leaks","HPU Blockwide Strategy", "SCM Prioritization","Supp Reservoir/Production/Operations", "Procedure"), key="topic_choice")
|
120 |
+
|
121 |
+
if model_name.startswith("gpt-"):# and topic_name.startswith("SCM"):
|
122 |
+
#style = """Find within the provided documentation information specifically \
|
123 |
+
# related simply to SCM Prioritization."""
|
124 |
+
#prompt = f"""As a skilled Subsea Engineer, your task is to answer the text \
|
125 |
+
# that is delimited by triple backticks into a style that is {style}.
|
126 |
+
# text: ```{user_query}``` """
|
127 |
+
|
128 |
+
|
129 |
+
return ChatOpenAI(temperature=temperature, model_name=model_name, streaming=True
|
130 |
+
)
|
131 |
+
|
132 |
+
|
133 |
+
elif model_name.startswith("llama-2-"):
|
134 |
+
callback_manager = CallbackManager([StreamingStdOutCallbackHandler()])
|
135 |
+
|
136 |
+
return CTransformers(model="/home/ataliba/LLM_Workshop/Experimental_Lama_QA_Retrieval/models/Wizard-Vicuna-13B-Uncensored.ggmlv3.q5_1.bin",
|
137 |
+
model_type="llama",
|
138 |
+
max_new_tokens=512,
|
139 |
+
temperature=temperature)
|
140 |
+
|
141 |
+
#return LlamaCpp()
|
142 |
+
|
143 |
+
openai_api_key = "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"
|
144 |
+
|
145 |
+
#@st.cache_resource(ttl="1h")
|
146 |
+
|
147 |
+
def configure_qa_chain(uploaded_files):
|
148 |
+
|
149 |
+
# Read documents
|
150 |
+
docs = []
|
151 |
+
#temp_dir = tempfile.TemporaryDirectory()
|
152 |
+
|
153 |
+
if uploaded_files:
|
154 |
+
|
155 |
+
|
156 |
+
# Load the data and perform preprocessing only if it hasn't been loaded before
|
157 |
+
if "processed_data" not in st.session_state:
|
158 |
+
# Load the data from uploaded files
|
159 |
+
documents = []
|
160 |
+
|
161 |
+
for file in uploaded_files:
|
162 |
+
|
163 |
+
# Get file extension
|
164 |
+
#_, file_extension = os.path.splitext(file.name)
|
165 |
+
|
166 |
+
temp_filepath = os.path.join(os.getcwd(), file.name) # os.path.join(temp_dir.name, file.name)
|
167 |
+
|
168 |
+
with open(temp_filepath, "wb") as f:
|
169 |
+
f.write(file.getvalue())
|
170 |
+
|
171 |
+
|
172 |
+
|
173 |
+
|
174 |
+
# Handling PDF files
|
175 |
+
if temp_filepath.endswith((".pdf", ".docx", ".txt")): #if temp_filepath.lower() == (".pdf", ".docx", ".txt"):
|
176 |
+
loader = UnstructuredFileLoader(temp_filepath)
|
177 |
+
loaded_documents = loader.load() #loader = PyPDFLoader(temp_filepath)
|
178 |
+
docs.extend(loaded_documents) #loader.load_and_split())
|
179 |
+
# Handling DOCX files
|
180 |
+
#elif file_extension.lower() == ".docx": # or file_extension.lower() == ".doc":
|
181 |
+
# loader = UnstructuredFileLoader(temp_filepath)
|
182 |
+
# docs.extend(loader.load_and_split())
|
183 |
+
|
184 |
+
#else:
|
185 |
+
# print(f"Unsupported file type: {file_extension}")
|
186 |
+
# Handle or log the unsupported file type as per your application's needs
|
187 |
+
|
188 |
+
|
189 |
+
|
190 |
+
|
191 |
+
# Split documents
|
192 |
+
text_splitter = RecursiveCharacterTextSplitter(chunk_size=1500, chunk_overlap=200)
|
193 |
+
splits = text_splitter.split_documents(docs)
|
194 |
+
|
195 |
+
# Create embeddings and store in vectordb
|
196 |
+
|
197 |
+
embeddings = OpenAIEmbeddings(openai_api_key=openai_api_key)
|
198 |
+
|
199 |
+
# load vector database, uncomment below two lines if you'd like to create it
|
200 |
+
persist_directory = "/home/ataliba/LLM_Workshop/Experimental_Lama_QA_Retrieval/db/"
|
201 |
+
#################### run only once at beginning ####################
|
202 |
+
db = Chroma.from_documents(documents=splits, embedding=embeddings, persist_directory=persist_directory)
|
203 |
+
db.persist()
|
204 |
+
####################################################################
|
205 |
+
db = Chroma(persist_directory=persist_directory, embedding_function=embeddings)
|
206 |
+
memory = ConversationBufferMemory(
|
207 |
+
memory_key="chat_history", output_key='answer', return_messages=False)
|
208 |
+
|
209 |
+
#openai_api_key = os.environ['OPENAI_API_KEY']
|
210 |
+
embeddings = OpenAIEmbeddings(openai_api_key=openai_api_key)
|
211 |
+
db = Chroma(persist_directory=persist_directory, embedding_function=embeddings)
|
212 |
+
#memory = ConversationBufferMemory(
|
213 |
+
#memory_key="chat_history", output_key='answer', return_messages=False)
|
214 |
+
|
215 |
+
#embeddings = HuggingFaceEmbeddings(model_name="all-MiniLM-L6-v2")
|
216 |
+
#vectordb = DocArrayInMemorySearch.from_documents(splits, embeddings)
|
217 |
+
|
218 |
+
# Define retriever
|
219 |
+
#retriever = vectordb.as_retriever(search_type="mmr", search_kwargs={"k": 2, "fetch_k": 4})
|
220 |
+
retriever = db.as_retriever(search_type="mmr", search_kwargs={"k": 2, "fetch_k": 4})
|
221 |
+
|
222 |
+
return retriever
|
223 |
+
|
224 |
+
class StreamHandler(BaseCallbackHandler):
|
225 |
+
def __init__(self, container: st.delta_generator.DeltaGenerator, initial_text: str = ""):
|
226 |
+
self.container = container
|
227 |
+
self.text = initial_text
|
228 |
+
self.run_id_ignore_token = None
|
229 |
+
|
230 |
+
def on_llm_start(self, serialized: dict, prompts: list, **kwargs):
|
231 |
+
# Workaround to prevent showing the rephrased question as output
|
232 |
+
if prompts[0].startswith("Human"):
|
233 |
+
self.run_id_ignore_token = kwargs.get("run_id")
|
234 |
+
|
235 |
+
def on_llm_new_token(self, token: str, **kwargs) -> None:
|
236 |
+
if self.run_id_ignore_token == kwargs.get("run_id", False):
|
237 |
+
return
|
238 |
+
self.text += token
|
239 |
+
self.container.markdown(self.text)
|
240 |
+
|
241 |
+
class PrintRetrievalHandler(BaseCallbackHandler):
|
242 |
+
def __init__(self, container):
|
243 |
+
self.container = container.expander("Context Retrieval")
|
244 |
+
|
245 |
+
def on_retriever_start(self, query: str): #def on_retriever_start(self, query: str, **kwargs):
|
246 |
+
self.container.write(f"**Question:** {query}")
|
247 |
+
|
248 |
+
def on_retriever_end(self, documents, **kwargs):
|
249 |
+
# self.container.write(documents)
|
250 |
+
for idx, doc in enumerate(documents):
|
251 |
+
source = os.path.basename(doc.metadata["source"])
|
252 |
+
self.container.write(f"**Document {idx} from {source}**")
|
253 |
+
self.container.markdown(doc.page_content)
|
254 |
+
|
255 |
+
uploaded_files = st.sidebar.file_uploader(
|
256 |
+
label="Upload your files", accept_multiple_files=True,type=None
|
257 |
+
)
|
258 |
+
if not uploaded_files:
|
259 |
+
st.info("Please upload your documents to continue.")
|
260 |
+
st.stop()
|
261 |
+
|
262 |
+
retriever = configure_qa_chain(uploaded_files)
|
263 |
+
|
264 |
+
# Setup memory for contextual conversation
|
265 |
+
#msgs = StreamlitChatMessageHistory()
|
266 |
+
memory = ConversationBufferMemory(memory_key="chat_history", output_key='answer', return_messages=True)
|
267 |
+
|
268 |
+
# Setup LLM and QA chain
|
269 |
+
llm = select_llm() # model_name="gpt-3.5-turbo"
|
270 |
+
|
271 |
+
# Create system prompt
|
272 |
+
template = """
|
273 |
+
You are a skilled Subsea Engineer, your task is to answer \
|
274 |
+
within the provided documentation information specifically to the text in the {context} \
|
275 |
+
Provide a conversational answer.
|
276 |
+
If you don't know the answer, just say 'Sorry, I don't have the info right now at hand \
|
277 |
+
let me workout and get back to you asap... π.
|
278 |
+
Don't try to make up an answer.
|
279 |
+
If the question is not about the {context}}, politely inform them that you are tuned to \
|
280 |
+
answer each of the questions at at the time based on the {context} given.
|
281 |
+
|
282 |
+
{context}
|
283 |
+
Question: {question}
|
284 |
+
Helpful Answer:"""
|
285 |
+
|
286 |
+
qa_chain = ConversationalRetrievalChain.from_llm(
|
287 |
+
llm, retriever=retriever, memory=memory) #retriever=retriever, memory=memory)#, verbose=False
|
288 |
+
#)
|
289 |
+
#QA_CHAIN_PROMPT = PromptTemplate(input_variables=["context", "question"],template=template)
|
290 |
+
#qa_chain = SystemMessagePromptTemplate(prompt=QA_CHAIN_PROMPT)
|
291 |
+
|
292 |
+
|
293 |
+
|
294 |
+
if "messages" not in st.session_state or st.sidebar.button("Clear message history"):
|
295 |
+
st.session_state["messages"] = [{"role": "assistant", "content": "Please let me know how can I be of a help today?"}]
|
296 |
+
|
297 |
+
for msg in st.session_state.messages:
|
298 |
+
if msg["role"] == "user":
|
299 |
+
with st.chat_message(msg["role"],avatar=av_us):
|
300 |
+
st.markdown(msg["content"])
|
301 |
+
else:
|
302 |
+
with st.chat_message(msg["role"],avatar=av_ass):
|
303 |
+
st.markdown(msg["content"])
|
304 |
+
|
305 |
+
prompt_template = ("""You are a skilled Subsea Engineer, your task is to answer \
|
306 |
+
within the provided documentation information specifically to the text in the {context} \
|
307 |
+
Provide a conversational answer. If you don't know the answer, \
|
308 |
+
just say 'Sorry, I don't have the info right now at hand \
|
309 |
+
let me work it out and get back to you asap... π.\
|
310 |
+
Don't try to make up an answer.
|
311 |
+
If the question is not about the {context}}, politely inform them that you are tuned to \
|
312 |
+
answer each of the questions at at the time based on the {context} given. \
|
313 |
+
Reply your answer in markdown format.\
|
314 |
+
{context} \
|
315 |
+
Question: {user_query} \
|
316 |
+
Helpful Answer:""")
|
317 |
+
|
318 |
+
if user_query: #
|
319 |
+
|
320 |
+
st.session_state.messages.append({"role": "user", "content": prompt_template})
|
321 |
+
|
322 |
+
st.chat_message("user").write(user_query)
|
323 |
+
|
324 |
+
with st.chat_message("assistant"):
|
325 |
+
message_placeholder = st.empty()
|
326 |
+
full_response = ""
|
327 |
+
|
328 |
+
cb = PrintRetrievalHandler(st.container())
|
329 |
+
# Get the selected model or prompt template
|
330 |
+
|
331 |
+
|
332 |
+
|
333 |
+
response = qa_chain.run(user_query, callbacks=[cb])
|
334 |
+
|
335 |
+
resp = response.split(" ")
|
336 |
+
|
337 |
+
for r in resp:
|
338 |
+
full_response = full_response + r + " "
|
339 |
+
message_placeholder.markdown(full_response + "β")
|
340 |
+
sleep(0.1)
|
341 |
+
|
342 |
+
message_placeholder.markdown(full_response)
|
343 |
+
|
344 |
+
st.session_state.messages.append({"role": "assistant", "content": full_response})
|
345 |
+
|
346 |
+
#st.write(response)
|
347 |
+
|
348 |
+
|
349 |
+
|
350 |
+
|
351 |
+
|
352 |
+
|
353 |
+
|
354 |
+
|