streamlit                 # Core library for building interactive web apps.  
                          # Top functions: 
                          # 1. st.write() – Write text, markdown, or data to the app.
                          # 2. st.button() – Add an interactive button. 
                          # 3. st.file_uploader() – Upload files directly to the app.

Pillow                    # Image processing library (PIL fork).  
                          # Top functions: 
                          # 1. Image.open() – Open an image file.
                          # 2. Image.save() – Save an image in a specific format. 
                          # 3. Image.resize() – Resize an image to desired dimensions.

plotly                    # Visualization library for creating interactive plots.  
                          # Top functions: 
                          # 1. plotly.express.scatter() – Create scatter plots. 
                          # 2. plotly.express.line() – Generate line charts.
                          # 3. plotly.graph_objects.Figure() – Create custom figure layouts.

opencv-python             # Real-time computer vision library.  
                          # Top functions: 
                          # 1. cv2.imread() – Read an image. 
                          # 2. cv2.imshow() – Display an image in a window.
                          # 3. cv2.resize() – Resize images.

moviepy                   # Video editing and processing.  
                          # Top functions: 
                          # 1. VideoFileClip() – Load and manipulate video files. 
                          # 2. concatenate_videoclips() – Combine multiple video clips.
                          # 3. write_videofile() – Export videos to a file.

python-dotenv             # Load environment variables from .env files.  
                          # Top functions: 
                          # 1. load_dotenv() – Load variables from .env. 
                          # 2. dotenv_values() – Retrieve values as a dictionary.
                          # 3. set_key() – Set new environment variables.

pytz                      # Timezone definitions for datetime handling.  
                          # Top functions: 
                          # 1. timezone() – Get timezone info. 
                          # 2. localize() – Attach timezone info to naive datetimes.
                          # 3. utc() – Get the UTC timezone.

requests                  # HTTP requests to fetch data from APIs.  
                          # Top functions: 
                          # 1. get() – Perform HTTP GET requests. 
                          # 2. post() – Send POST data to an endpoint.
                          # 3. json() – Parse JSON from responses.

openai                    # Interface for OpenAI APIs (ChatGPT, DALL·E).  
                          # Top functions: 
                          # 1. openai.ChatCompletion.create() – Generate chat responses. 
                          # 2. openai.Image.create() – Create images with DALL·E.
                          # 3. openai.Audio.transcribe() – Transcribe audio to text.

beautifulsoup4            # Web scraping and parsing HTML/XML.  
                          # Top functions: 
                          # 1. BeautifulSoup() – Parse HTML/XML documents. 
                          # 2. find() – Search for elements.
                          # 3. find_all() – Retrieve multiple elements.

PyPDF2                    # PDF processing and extraction.  
                          # Top functions: 
                          # 1. PdfReader() – Read PDF files. 
                          # 2. PdfWriter() – Create or manipulate PDFs.
                          # 3. extract_text() – Extract text from PDF pages.

textract                  # Extract text from documents of various formats.  
                          # Top functions: 
                          # 1. process() – Extract text from any file format.
                          # 2. exceptions() – Handle specific errors.
                          # 3. is_supported() – Check if file type is supported.

gradio-client             # Client to interact with Gradio interfaces.  
                          # Top functions: 
                          # 1. submit() – Submit input to Gradio endpoints. 
                          # 2. predict() – Call Gradio API predictions.
                          # 3. Interface() – Define and load models.

huggingface-hub           # Access Hugging Face models and datasets.  
                          # Top functions: 
                          # 1. from_pretrained() – Load pretrained models. 
                          # 2. snapshot_download() – Download model snapshots.
                          # 3. list_models() – List models available.

audio-recorder-streamlit  # Streamlit component for audio recording.  
                          # Top functions: 
                          # 1. audio_recorder() – Record audio directly in Streamlit apps.

xmltodict                 # Parse XML into Python dictionaries.  
                          # Top functions: 
                          # 1. parse() – Convert XML to dictionary. 
                          # 2. unparse() – Convert dictionary back to XML.
                          # 3. ordered_dict() – Maintain element order.

mistune                   # Markdown parsing in Python.  
                          # Top functions: 
                          # 1. markdown() – Render markdown text to HTML. 
                          # 2. escape() – Escape HTML elements.
                          # 3. renderer() – Customize rendering options.

python-docx               # Create and modify .docx files.  
                          # Top functions: 
                          # 1. Document() – Create or load Word documents. 
                          # 2. add_paragraph() – Add paragraphs.
                          # 3. save() – Save to .docx format.

faiss-cpu                 # Efficient similarity search and clustering.  
                          # Top functions: 
                          # 1. IndexFlatL2() – Create L2 norm index. 
                          # 2. search() – Perform similarity searches.
                          # 3. add() – Add vectors to the index.

scikit-learn              # Machine learning tools.  
                          # Top functions: 
                          # 1. fit() – Train models. 
                          # 2. predict() – Generate predictions.
                          # 3. train_test_split() – Split datasets for training/testing.

langchain                 # Chain LLM calls and workflows.  
                          # Top functions: 
                          # 1. load_chain() – Load chain pipelines. 
                          # 2. llm() – Access LLM models.
                          # 3. memory() – Add conversational memory.

tiktoken                  # Tokenizer for OpenAI models.  
                          # Top functions: 
                          # 1. encode() – Encode text into tokens. 
                          # 2. decode() – Decode tokens to text.
                          # 3. get_encoding() – Fetch encoding method.

anthropic                 # Interface for Claude AI models.  
                          # Top functions: 
                          # 1. chat() – Generate Claude-based chat responses.

extra-streamlit-components # Additional Streamlit components.  
                          # Top functions: 
                          # 1. st_marquee() – Add scrolling marquees. 
                          # 2. st_tooltip() – Add tooltips to elements.
                          # 3. st_modal() – Create modals.

edge_tts==6.1.12          # Text-to-speech via Edge browser.  
                          # Top functions: 
                          # 1. Communicate() – Convert text to speech. 

st_marquee                # Scrolling text marquee for Streamlit apps.  
                          # Top functions: 
                          # 1. st_marquee() – Display scrolling text.