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Browse files- .gitattributes +6 -0
- Slides/.DS_Store +0 -0
- Slides/Copy of Week 4 Lesson 2.pptx (1).pdf +3 -0
- Slides/Copy of Week 4 Lesson.pptx (2).pdf +3 -0
- Slides/Copy of Week 6 lesson.pptx (1).pdf +3 -0
- Slides/Copy of Week 7 lesson.pptx.pdf +3 -0
- Slides/Copy of week 5 lesson.pptx.pdf +3 -0
- Slides/Sreekar - week 5 lesson.pptx.pdf +3 -0
- app.py +335 -0
- app_config.toml +31 -0
- requirements.txt +14 -0
.gitattributes
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@@ -33,3 +33,9 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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Slides/Copy[[:space:]]of[[:space:]]Week[[:space:]]4[[:space:]]Lesson[[:space:]]2.pptx[[:space:]](1).pdf filter=lfs diff=lfs merge=lfs -text
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Slides/Copy[[:space:]]of[[:space:]]Week[[:space:]]4[[:space:]]Lesson.pptx[[:space:]](2).pdf filter=lfs diff=lfs merge=lfs -text
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Slides/Copy[[:space:]]of[[:space:]]week[[:space:]]5[[:space:]]lesson.pptx.pdf filter=lfs diff=lfs merge=lfs -text
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Slides/Copy[[:space:]]of[[:space:]]Week[[:space:]]6[[:space:]]lesson.pptx[[:space:]](1).pdf filter=lfs diff=lfs merge=lfs -text
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Slides/Copy[[:space:]]of[[:space:]]Week[[:space:]]7[[:space:]]lesson.pptx.pdf filter=lfs diff=lfs merge=lfs -text
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Slides/Sreekar[[:space:]]-[[:space:]]week[[:space:]]5[[:space:]]lesson.pptx.pdf filter=lfs diff=lfs merge=lfs -text
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Slides/.DS_Store
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Binary file (6.15 kB). View file
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Slides/Copy of Week 4 Lesson 2.pptx (1).pdf
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Slides/Copy of Week 4 Lesson.pptx (2).pdf
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Slides/Copy of Week 6 lesson.pptx (1).pdf
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Slides/Copy of Week 7 lesson.pptx.pdf
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Slides/Copy of week 5 lesson.pptx.pdf
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version https://git-lfs.github.com/spec/v1
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size 338567
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Slides/Sreekar - week 5 lesson.pptx.pdf
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version https://git-lfs.github.com/spec/v1
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size 338571
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app.py
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@@ -0,0 +1,335 @@
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| 1 |
+
import gradio as gr
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| 2 |
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import os
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| 3 |
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from pathlib import Path
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| 4 |
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import fitz # PyMuPDF
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| 5 |
+
from langchain.embeddings import HuggingFaceEmbeddings
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| 6 |
+
from langchain.vectorstores import Chroma
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| 7 |
+
from langchain.text_splitter import RecursiveCharacterTextSplitter
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| 8 |
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from langchain.chains import RetrievalQA
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| 9 |
+
from langchain.llms import HuggingFacePipeline
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| 10 |
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from langchain.prompts import PromptTemplate
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| 11 |
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from transformers import AutoTokenizer, AutoModelForCausalLM, pipeline
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| 12 |
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import torch
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| 13 |
+
from typing import List, Dict, Any
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import re
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| 15 |
+
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| 16 |
+
class CurriculumAssistant:
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+
def __init__(self):
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| 18 |
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self.vector_db = None
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+
self.qa_chain = None
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+
self.embeddings = None
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self.llm = None
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+
self.curriculum_docs = []
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| 23 |
+
self.pdf_pages = {} # Store page-level information
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| 24 |
+
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| 25 |
+
def load_llm(self):
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| 26 |
+
"""Load the LLaMA 3.1 model from Hugging Face"""
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+
try:
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| 28 |
+
model_name = "microsoft/DialoGPT-medium"
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| 29 |
+
tokenizer = AutoTokenizer.from_pretrained(model_name)
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| 30 |
+
model = AutoModelForCausalLM.from_pretrained(
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| 31 |
+
model_name,
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| 32 |
+
torch_dtype=torch.float16,
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| 33 |
+
device_map="auto",
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| 34 |
+
trust_remote_code=True
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+
)
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| 36 |
+
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| 37 |
+
pipe = pipeline(
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+
"text-generation",
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| 39 |
+
model=model,
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| 40 |
+
tokenizer=tokenizer,
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| 41 |
+
max_new_tokens=256,
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| 42 |
+
temperature=0.7,
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| 43 |
+
top_p=0.95,
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| 44 |
+
repetition_penalty=1.15
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| 45 |
+
)
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| 46 |
+
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| 47 |
+
self.llm = HuggingFacePipeline(pipeline=pipe)
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| 48 |
+
return True
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| 49 |
+
except Exception as e:
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| 50 |
+
print(f"Error loading model: {str(e)}")
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| 51 |
+
return False
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| 52 |
+
|
| 53 |
+
def extract_text_from_pdf_with_pages(self, pdf_path: str) -> Dict[int, str]:
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| 54 |
+
"""Extract text from PDF file with page numbers"""
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| 55 |
+
try:
|
| 56 |
+
doc = fitz.open(pdf_path)
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| 57 |
+
pages = {}
|
| 58 |
+
for page_num in range(len(doc)):
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| 59 |
+
page = doc[page_num]
|
| 60 |
+
text = page.get_text()
|
| 61 |
+
if text.strip(): # Only store non-empty pages
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| 62 |
+
pages[page_num + 1] = text.strip()
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| 63 |
+
doc.close()
|
| 64 |
+
return pages
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| 65 |
+
except Exception as e:
|
| 66 |
+
print(f"Error extracting text from {pdf_path}: {str(e)}")
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| 67 |
+
return {}
|
| 68 |
+
|
| 69 |
+
def process_curriculum(self, slides_dir: str):
|
| 70 |
+
"""Process all PDF files in the slides directory"""
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| 71 |
+
try:
|
| 72 |
+
slides_path = Path(slides_dir)
|
| 73 |
+
pdf_files = list(slides_path.glob("*.pdf"))
|
| 74 |
+
|
| 75 |
+
if not pdf_files:
|
| 76 |
+
print("No PDF files found in the Slides directory!")
|
| 77 |
+
return False
|
| 78 |
+
|
| 79 |
+
all_texts = []
|
| 80 |
+
all_chunks_with_metadata = []
|
| 81 |
+
|
| 82 |
+
for pdf_file in pdf_files:
|
| 83 |
+
print(f"Processing: {pdf_file.name}")
|
| 84 |
+
|
| 85 |
+
# Extract text with page information
|
| 86 |
+
pages = self.extract_text_from_pdf_with_pages(str(pdf_file))
|
| 87 |
+
self.pdf_pages[pdf_file.name] = pages
|
| 88 |
+
|
| 89 |
+
# Combine all pages for vector database
|
| 90 |
+
full_text = "\n\n".join([f"Page {page_num}: {text}" for page_num, text in pages.items()])
|
| 91 |
+
|
| 92 |
+
if full_text:
|
| 93 |
+
all_texts.append(full_text)
|
| 94 |
+
self.curriculum_docs.append({
|
| 95 |
+
'filename': pdf_file.name,
|
| 96 |
+
'content': full_text[:500] + "..." if len(full_text) > 500 else full_text,
|
| 97 |
+
'pages': pages
|
| 98 |
+
})
|
| 99 |
+
|
| 100 |
+
if not all_texts:
|
| 101 |
+
print("No text could be extracted from PDF files!")
|
| 102 |
+
return False
|
| 103 |
+
|
| 104 |
+
# Split text into chunks with metadata
|
| 105 |
+
text_splitter = RecursiveCharacterTextSplitter(
|
| 106 |
+
chunk_size=1000,
|
| 107 |
+
chunk_overlap=200,
|
| 108 |
+
length_function=len,
|
| 109 |
+
)
|
| 110 |
+
|
| 111 |
+
for i, text in enumerate(all_texts):
|
| 112 |
+
chunks = text_splitter.split_text(text)
|
| 113 |
+
for j, chunk in enumerate(chunks):
|
| 114 |
+
# Add metadata to track which document and approximate page
|
| 115 |
+
all_chunks_with_metadata.append({
|
| 116 |
+
'text': chunk,
|
| 117 |
+
'metadata': {
|
| 118 |
+
'filename': pdf_files[i].name,
|
| 119 |
+
'chunk_id': j,
|
| 120 |
+
'source': 'curriculum'
|
| 121 |
+
}
|
| 122 |
+
})
|
| 123 |
+
|
| 124 |
+
# Create embeddings
|
| 125 |
+
self.embeddings = HuggingFaceEmbeddings(
|
| 126 |
+
model_name="sentence-transformers/all-MiniLM-L6-v2"
|
| 127 |
+
)
|
| 128 |
+
|
| 129 |
+
# Create vector database with metadata
|
| 130 |
+
texts = [chunk['text'] for chunk in all_chunks_with_metadata]
|
| 131 |
+
metadatas = [chunk['metadata'] for chunk in all_chunks_with_metadata]
|
| 132 |
+
|
| 133 |
+
self.vector_db = Chroma.from_texts(
|
| 134 |
+
texts=texts,
|
| 135 |
+
embedding=self.embeddings,
|
| 136 |
+
metadatas=metadatas,
|
| 137 |
+
persist_directory="./chroma_db"
|
| 138 |
+
)
|
| 139 |
+
|
| 140 |
+
print(f"Processed {len(pdf_files)} curriculum documents!")
|
| 141 |
+
return True
|
| 142 |
+
|
| 143 |
+
except Exception as e:
|
| 144 |
+
print(f"Error processing curriculum: {str(e)}")
|
| 145 |
+
return False
|
| 146 |
+
|
| 147 |
+
def create_qa_chain(self):
|
| 148 |
+
"""Create the QA chain with custom prompts"""
|
| 149 |
+
if not self.vector_db or not self.llm:
|
| 150 |
+
return False
|
| 151 |
+
|
| 152 |
+
# Custom prompt template for Q&A
|
| 153 |
+
qa_template = """You are an expert programming instructor for the Inclusive World Curriculum.
|
| 154 |
+
Use the following context to answer the student's question. If the information is not in the context,
|
| 155 |
+
provide a helpful response based on your knowledge of programming concepts.
|
| 156 |
+
|
| 157 |
+
Context: {context}
|
| 158 |
+
|
| 159 |
+
Question: {question}
|
| 160 |
+
|
| 161 |
+
Answer:"""
|
| 162 |
+
|
| 163 |
+
self.qa_chain = RetrievalQA.from_chain_type(
|
| 164 |
+
llm=self.llm,
|
| 165 |
+
chain_type="stuff",
|
| 166 |
+
retriever=self.vector_db.as_retriever(search_kwargs={"k": 5}),
|
| 167 |
+
chain_type_kwargs={
|
| 168 |
+
"prompt": PromptTemplate(
|
| 169 |
+
template=qa_template,
|
| 170 |
+
input_variables=["context", "question"]
|
| 171 |
+
)
|
| 172 |
+
}
|
| 173 |
+
)
|
| 174 |
+
|
| 175 |
+
return True
|
| 176 |
+
|
| 177 |
+
def find_relevant_pages(self, question: str, filename: str = None) -> List[Dict]:
|
| 178 |
+
"""Find relevant pages for a given question"""
|
| 179 |
+
try:
|
| 180 |
+
# Search for relevant chunks
|
| 181 |
+
results = self.vector_db.similarity_search(question, k=5)
|
| 182 |
+
|
| 183 |
+
relevant_pages = []
|
| 184 |
+
seen_pages = set()
|
| 185 |
+
|
| 186 |
+
for result in results:
|
| 187 |
+
metadata = result.metadata
|
| 188 |
+
doc_filename = metadata.get('filename', '')
|
| 189 |
+
|
| 190 |
+
# If filename is specified, only look in that file
|
| 191 |
+
if filename and doc_filename != filename:
|
| 192 |
+
continue
|
| 193 |
+
|
| 194 |
+
# Extract page information from chunk text
|
| 195 |
+
chunk_text = result.page_content
|
| 196 |
+
|
| 197 |
+
# Look for page numbers in the chunk
|
| 198 |
+
page_matches = re.findall(r'Page (\d+):', chunk_text)
|
| 199 |
+
|
| 200 |
+
for page_num in page_matches:
|
| 201 |
+
page_key = f"{doc_filename}_page_{page_num}"
|
| 202 |
+
if page_key not in seen_pages:
|
| 203 |
+
seen_pages.add(page_key)
|
| 204 |
+
|
| 205 |
+
# Get the actual page content
|
| 206 |
+
if doc_filename in self.pdf_pages:
|
| 207 |
+
page_content = self.pdf_pages[doc_filename].get(int(page_num), "")
|
| 208 |
+
if page_content:
|
| 209 |
+
relevant_pages.append({
|
| 210 |
+
'filename': doc_filename,
|
| 211 |
+
'page_number': int(page_num),
|
| 212 |
+
'content': page_content,
|
| 213 |
+
'relevance_score': len(chunk_text) # Simple relevance metric
|
| 214 |
+
})
|
| 215 |
+
|
| 216 |
+
# Sort by relevance and return top results
|
| 217 |
+
relevant_pages.sort(key=lambda x: x['relevance_score'], reverse=True)
|
| 218 |
+
return relevant_pages[:3] # Return top 3 most relevant pages
|
| 219 |
+
|
| 220 |
+
except Exception as e:
|
| 221 |
+
print(f"Error finding relevant pages: {str(e)}")
|
| 222 |
+
return []
|
| 223 |
+
|
| 224 |
+
def initialize_system():
|
| 225 |
+
"""Initialize the curriculum assistant system"""
|
| 226 |
+
assistant = CurriculumAssistant()
|
| 227 |
+
|
| 228 |
+
# Load LLM
|
| 229 |
+
if not assistant.load_llm():
|
| 230 |
+
return "β Failed to load language model", None, None
|
| 231 |
+
|
| 232 |
+
# Process curriculum
|
| 233 |
+
if not assistant.process_curriculum("Slides"):
|
| 234 |
+
return "β Failed to process curriculum documents", None, None
|
| 235 |
+
|
| 236 |
+
# Create QA chain
|
| 237 |
+
if not assistant.create_qa_chain():
|
| 238 |
+
return "β Failed to create QA chain", None, None
|
| 239 |
+
|
| 240 |
+
return "β
System initialized successfully!", assistant, assistant.curriculum_docs
|
| 241 |
+
|
| 242 |
+
def ask_question(question: str, assistant: CurriculumAssistant):
|
| 243 |
+
"""Ask a question and get answer with relevant pages"""
|
| 244 |
+
if not assistant or not assistant.qa_chain:
|
| 245 |
+
return "Please initialize the system first.", "", ""
|
| 246 |
+
|
| 247 |
+
try:
|
| 248 |
+
# Get answer from QA chain
|
| 249 |
+
answer = assistant.qa_chain.run(question)
|
| 250 |
+
|
| 251 |
+
# Find relevant pages
|
| 252 |
+
relevant_pages = assistant.find_relevant_pages(question)
|
| 253 |
+
|
| 254 |
+
# Format page information
|
| 255 |
+
page_info = ""
|
| 256 |
+
if relevant_pages:
|
| 257 |
+
page_info = "π **Relevant Pages Found:**\n\n"
|
| 258 |
+
for i, page in enumerate(relevant_pages, 1):
|
| 259 |
+
page_info += f"**{i}. {page['filename']} - Page {page['page_number']}**\n"
|
| 260 |
+
page_info += f"```\n{page['content'][:300]}...\n```\n\n"
|
| 261 |
+
else:
|
| 262 |
+
page_info = "No specific pages found for this question."
|
| 263 |
+
|
| 264 |
+
# Format the complete response
|
| 265 |
+
full_response = f"## Answer\n\n{answer}\n\n---\n\n{page_info}"
|
| 266 |
+
|
| 267 |
+
return full_response, answer, page_info
|
| 268 |
+
|
| 269 |
+
except Exception as e:
|
| 270 |
+
error_msg = f"Error processing question: {str(e)}"
|
| 271 |
+
return error_msg, "", ""
|
| 272 |
+
|
| 273 |
+
# Initialize the system
|
| 274 |
+
status, assistant, curriculum_docs = initialize_system()
|
| 275 |
+
|
| 276 |
+
# Create Gradio interface
|
| 277 |
+
with gr.Blocks(title="Inclusive World Curriculum Assistant", theme=gr.themes.Soft()) as demo:
|
| 278 |
+
gr.Markdown("# π Inclusive World Curriculum Assistant")
|
| 279 |
+
gr.Markdown("An AI-powered assistant that answers questions about your curriculum and shows relevant slide pages.")
|
| 280 |
+
|
| 281 |
+
with gr.Row():
|
| 282 |
+
with gr.Column(scale=2):
|
| 283 |
+
# Status display
|
| 284 |
+
status_display = gr.Textbox(
|
| 285 |
+
value=status,
|
| 286 |
+
label="System Status",
|
| 287 |
+
interactive=False
|
| 288 |
+
)
|
| 289 |
+
|
| 290 |
+
# Question input
|
| 291 |
+
question_input = gr.Textbox(
|
| 292 |
+
label="Ask a question about your curriculum",
|
| 293 |
+
placeholder="e.g., What are if statements? How do loops work?",
|
| 294 |
+
lines=3
|
| 295 |
+
)
|
| 296 |
+
|
| 297 |
+
# Submit button
|
| 298 |
+
submit_btn = gr.Button("π Get Answer", variant="primary")
|
| 299 |
+
|
| 300 |
+
# Answer output
|
| 301 |
+
answer_output = gr.Markdown(
|
| 302 |
+
label="Answer with Relevant Pages",
|
| 303 |
+
value="Ask a question to get started!"
|
| 304 |
+
)
|
| 305 |
+
|
| 306 |
+
with gr.Column(scale=1):
|
| 307 |
+
# Curriculum overview
|
| 308 |
+
gr.Markdown("### π Curriculum Documents")
|
| 309 |
+
if curriculum_docs:
|
| 310 |
+
for doc in curriculum_docs:
|
| 311 |
+
with gr.Accordion(f"π {doc['filename']}", open=False):
|
| 312 |
+
gr.Markdown(f"**Preview:** {doc['content']}")
|
| 313 |
+
else:
|
| 314 |
+
gr.Markdown("No curriculum documents loaded.")
|
| 315 |
+
|
| 316 |
+
# Handle question submission
|
| 317 |
+
def process_question(question):
|
| 318 |
+
return ask_question(question, assistant)
|
| 319 |
+
|
| 320 |
+
submit_btn.click(
|
| 321 |
+
fn=process_question,
|
| 322 |
+
inputs=[question_input],
|
| 323 |
+
outputs=[answer_output]
|
| 324 |
+
)
|
| 325 |
+
|
| 326 |
+
# Handle Enter key in question input
|
| 327 |
+
question_input.submit(
|
| 328 |
+
fn=process_question,
|
| 329 |
+
inputs=[question_input],
|
| 330 |
+
outputs=[answer_output]
|
| 331 |
+
)
|
| 332 |
+
|
| 333 |
+
# Launch the app
|
| 334 |
+
if __name__ == "__main__":
|
| 335 |
+
demo.launch(share=True)
|
app_config.toml
ADDED
|
@@ -0,0 +1,31 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
[build]
|
| 2 |
+
python_version = "3.11"
|
| 3 |
+
|
| 4 |
+
[env]
|
| 5 |
+
HF_HUB_ENABLE_HF_TRANSFER = "1"
|
| 6 |
+
TRANSFORMERS_CACHE = "/tmp/transformers_cache"
|
| 7 |
+
HF_HOME = "/tmp/hf_home"
|
| 8 |
+
|
| 9 |
+
[system_packages]
|
| 10 |
+
# Add any system packages if needed
|
| 11 |
+
|
| 12 |
+
[models]
|
| 13 |
+
# Preload models for faster startup
|
| 14 |
+
"microsoft/DialoGPT-medium" = "dialo-medium"
|
| 15 |
+
"sentence-transformers/all-MiniLM-L6-v2" = "all-minilm-l6-v2"
|
| 16 |
+
|
| 17 |
+
[datasets]
|
| 18 |
+
# Add any datasets if needed
|
| 19 |
+
|
| 20 |
+
[hardware]
|
| 21 |
+
# Hardware requirements for Gradio
|
| 22 |
+
cpu = "2"
|
| 23 |
+
memory = "8GB"
|
| 24 |
+
disk = "10GB"
|
| 25 |
+
|
| 26 |
+
[gradio]
|
| 27 |
+
# Gradio specific settings
|
| 28 |
+
title = "Inclusive World Curriculum Assistant"
|
| 29 |
+
description = "AI-powered assistant that answers questions about curriculum and shows relevant slide pages"
|
| 30 |
+
theme = "soft"
|
| 31 |
+
share = false
|
requirements.txt
ADDED
|
@@ -0,0 +1,14 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
gradio==4.44.0
|
| 2 |
+
langchain==0.3.26
|
| 3 |
+
langchain-community==0.3.27
|
| 4 |
+
chromadb==1.0.15
|
| 5 |
+
sentence-transformers==5.0.0
|
| 6 |
+
transformers==4.35.2
|
| 7 |
+
torch==2.0.1
|
| 8 |
+
PyMuPDF==1.23.8
|
| 9 |
+
accelerate==0.24.1
|
| 10 |
+
huggingface-hub==0.19.4
|
| 11 |
+
numpy==1.24.3
|
| 12 |
+
pandas==2.0.3
|
| 13 |
+
scikit-learn==1.3.0
|
| 14 |
+
tiktoken==0.5.1
|