app.py

import streamlit as st

# 🌟🔥 Set up the Streamlit UI with a checklist style!
st.title("📋 Library Demo Checklist")
st.write("Check off each demo as you try these witty one-liners from our galaxy of libraries!")

# 🌟 Session state to track checklist
if 'checklist' not in st.session_state:
    st.session_state['checklist'] = {i: False for i in range(1, 41)}  # 40 demos total

# 📜 PDF Libraries Section
with st.expander("📜 PDF Libraries", expanded=True):
    st.subheader("PDF Powerhouse")
    st.write("Tick these off as you shred, spin, and weave PDFs!")
    
    # 1. pypdf
    st.checkbox("1. pypdf - Snags text faster than a paper shredder at a spy convention!", 
                key="check_1", 
                value=st.session_state['checklist'][1], 
                on_change=lambda: st.session_state['checklist'].update({1: not st.session_state['checklist'][1]}))
    st.code("pypdf.PdfReader('doc.pdf').pages[0].extract_text()")
    
    # 2. pikepdf
    st.checkbox("2. pikepdf - Gives your PDF a makeover like a digital plastic surgeon!", 
                key="check_2", 
                value=st.session_state['checklist'][2], 
                on_change=lambda: st.session_state['checklist'].update({2: not st.session_state['checklist'][2]}))
    st.code("pikepdf.Pdf.open('in.pdf').save('out.pdf')")
    
    # 3. pdfminer.six
    st.checkbox("3. pdfminer.six - Pulls text out like a magician yanking a rabbit from a hat!", 
                key="check_3", 
                value=st.session_state['checklist'][3], 
                on_change=lambda: st.session_state['checklist'].update({3: not st.session_state['checklist'][3]}))
    st.code("pdfminer.high_level.extract_text('doc.pdf')")
    
    # 4. fpdf2
    st.checkbox("4. fpdf2 - Whips up a PDF quicker than a chef flipping pancakes!", 
                key="check_4", 
                value=st.session_state['checklist'][4], 
                on_change=lambda: st.session_state['checklist'].update({4: not st.session_state['checklist'][4]}))
    st.code("fpdf.FPDF().add_page().output('new.pdf')")
    
    # 5. pdfkit
    st.checkbox("5. pdfkit - Turns web pages into PDFs like a spider spinning a paper web!", 
                key="check_5", 
                value=st.session_state['checklist'][5], 
                on_change=lambda: st.session_state['checklist'].update({5: not st.session_state['checklist'][5]}))
    st.code("pdfkit.from_url('http://example.com', 'out.pdf')")
    
    # 6. pdfrw
    st.checkbox("6. pdfrw - Reads PDFs like a librarian with a caffeine buzz!", 
                key="check_6", 
                value=st.session_state['checklist'][6], 
                on_change=lambda: st.session_state['checklist'].update({6: not st.session_state['checklist'][6]}))
    st.code("pdfrw.PdfReader('doc.pdf')")
    
    # 7. pdfplumber
    st.checkbox("7. pdfplumber - Dives into PDFs and grabs text like a plumber fixing a leaky pipe!", 
                key="check_7", 
                value=st.session_state['checklist'][7], 
                on_change=lambda: st.session_state['checklist'].update({7: not st.session_state['checklist'][7]}))
    st.code("pdfplumber.open('doc.pdf').pages[0].extract_text()")
    
    # 8. pymupdf
    st.checkbox("8. pymupdf - Speed-reads PDFs faster than a bookworm on espresso!", 
                key="check_8", 
                value=st.session_state['checklist'][8], 
                on_change=lambda: st.session_state['checklist'].update({8: not st.session_state['checklist'][8]}))
    st.code("fitz.open('doc.pdf')[0].get_text()")
    
    # 9. borb
    st.checkbox("9. borb - Crafts PDFs smoother than a bard reciting poetry!", 
                key="check_9", 
                value=st.session_state['checklist'][9], 
                on_change=lambda: st.session_state['checklist'].update({9: not st.session_state['checklist'][9]}))
    st.code("borb.pdf.Document().save('out.pdf')")
    
    # 10. pdf2image
    st.checkbox("10. pdf2image - Turns PDFs into pics like a wizard waving a wand!", 
                key="check_10", 
                value=st.session_state['checklist'][10], 
                on_change=lambda: st.session_state['checklist'].update({10: not st.session_state['checklist'][10]}))
    st.code("pdf2image.convert_from_path('doc.pdf')[0].save('out.jpg')")

# 📸 Image Capture Libraries Section
with st.expander("📸 Image Capture Libraries", expanded=True):
    st.subheader("Image Snappers")
    st.write("Check these off as you snap, grab, and process pixel perfection!")
    
    # 11. opencv-python
    st.checkbox("11. opencv-python - Snaps a pic quicker than a paparazzi at a celebrity meltdown!", 
                key="check_11", 
                value=st.session_state['checklist'][11], 
                on_change=lambda: st.session_state['checklist'].update({11: not st.session_state['checklist'][11]}))
    st.code("cv2.imwrite('snap.jpg', cv2.VideoCapture(0).read()[1])")
    
    # 12. pillow
    st.checkbox("12. pillow - Polishes pics like a pillow fluffer at a sleepover!", 
                key="check_12", 
                value=st.session_state['checklist'][12], 
                on_change=lambda: st.session_state['checklist'].update({12: not st.session_state['checklist'][12]}))
    st.code("Image.fromarray(cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)).save('out.jpg')")
    
    # 13. imutils
    st.checkbox("13. imutils - Grabs frames smoother than a cat burglar in sneakers!", 
                key="check_13", 
                value=st.session_state['checklist'][13], 
                on_change=lambda: st.session_state['checklist'].update({13: not st.session_state['checklist'][13]}))
    st.code("imutils.video.VideoStream(src=0).start().read()")
    
    # 14. pyscreeze
    st.checkbox("14. pyscreeze - Snags your screen like a sneaky spy with a camera!", 
                key="check_14", 
                value=st.session_state['checklist'][14], 
                on_change=lambda: st.session_state['checklist'].update({14: not st.session_state['checklist'][14]}))
    st.code("pyscreeze.screenshot().save('screen.jpg')")
    
    # 15. pyautogui
    st.checkbox("15. pyautogui - Snaps your desktop faster than a robot paparazzo!", 
                key="check_15", 
                value=st.session_state['checklist'][15], 
                on_change=lambda: st.session_state['checklist'].update({15: not st.session_state['checklist'][15]}))
    st.code("pyautogui.screenshot().save('screen.jpg')")
    
    # 16. mss
    st.checkbox("16. mss - Captures screens quicker than a ninja snapping selfies!", 
                key="check_16", 
                value=st.session_state['checklist'][16], 
                on_change=lambda: st.session_state['checklist'].update({16: not st.session_state['checklist'][16]}))
    st.code("mss.mss().shot(output='screen.png')")
    
    # 17. imageio
    st.checkbox("17. imageio - Snags images like a pirate looting a pixel treasure chest!", 
                key="check_17", 
                value=st.session_state['checklist'][17], 
                on_change=lambda: st.session_state['checklist'].update({17: not st.session_state['checklist'][17]}))
    st.code("imageio.imwrite('out.jpg', imageio.get_reader('<video0>').get_next_data())")
    
    # 18. pygrabber
    st.checkbox("18. pygrabber - Grabs Windows shots like a cowboy roping a pixel steer!", 
                key="check_18", 
                value=st.session_state['checklist'][18], 
                on_change=lambda: st.session_state['checklist'].update({18: not st.session_state['checklist'][18]}))
    st.code("pygrabber.dshow_graph.FilterGraph().grab_frame().save('out.jpg')")
    
    # 19. scikit-image
    st.checkbox("19. scikit-image - Processes pics like a scientist dissecting a pixel frog!", 
                key="check_19", 
                value=st.session_state['checklist'][19], 
                on_change=lambda: st.session_state['checklist'].update({19: not st.session_state['checklist'][19]}))
    st.code("skimage.io.imsave('out.jpg', frame)")
    
    # 20. grab
    st.checkbox("20. grab - Snaps screens like a ghost haunting your desktop!", 
                key="check_20", 
                value=st.session_state['checklist'][20], 
                on_change=lambda: st.session_state['checklist'].update({20: not st.session_state['checklist'][20]}))
    st.code("grab.Grab().screen().save('screen.jpg')")

# 🎥 Video Capture Libraries Section
with st.expander("🎥 Video Capture Libraries", expanded=True):
    st.subheader("Video Vanguards")
    st.write("Mark these as you snatch frames and stream like a pro!")
    
    # 21. opencv-python (Video)
    st.checkbox("21. opencv-python - Grabs video frames like a director snatching scenes from a blockbuster!", 
                key="check_21", 
                value=st.session_state['checklist'][21], 
                on_change=lambda: st.session_state['checklist'].update({21: not st.session_state['checklist'][21]}))
    st.code("cv2.VideoCapture(0).read()[1]")
    
    # 22. vidgear
    st.checkbox("22. vidgear - Streams video smoother than a greased-up eel!", 
                key="check_22", 
                value=st.session_state['checklist'][22], 
                on_change=lambda: st.session_state['checklist'].update({22: not st.session_state['checklist'][22]}))
    st.code("vidgear.gears.CamGear(source=0).start().read()")
    
    # 23. moviepy
    st.checkbox("23. moviepy - Edits clips like a director yelling 'Cut!' at a pixel party!", 
                key="check_23", 
                value=st.session_state['checklist'][23], 
                on_change=lambda: st.session_state['checklist'].update({23: not st.session_state['checklist'][23]}))
    st.code("moviepy.editor.VideoFileClip('video.mp4').write_videofile('out.mp4')")
    
    # 24. pyav
    st.checkbox("24. pyav - Grabs frames like a ninja snatching scrolls from a vault!", 
                key="check_24", 
                value=st.session_state['checklist'][24], 
                on_change=lambda: st.session_state['checklist'].update({24: not st.session_state['checklist'][24]}))
    st.code("av.open('/dev/video0').decode(video=0).__next__()")
    
    # 25. pafy
    st.checkbox("25. pafy - Streams YouTube like a couch potato binge-watching cat videos!", 
                key="check_25", 
                value=st.session_state['checklist'][25], 
                on_change=lambda: st.session_state['checklist'].update({25: not st.session_state['checklist'][25]}))
    st.code("pafy.new('youtube_url').getbest().url")
    
    # 26. cvpubsubs
    st.checkbox("26. cvpubsubs - Captures cams like a pub serving pixel pints!", 
                key="check_26", 
                value=st.session_state['checklist'][26], 
                on_change=lambda: st.session_state['checklist'].update({26: not st.session_state['checklist'][26]}))
    st.code("cvpubsubs.webcam_pub.VideoHandlerThread(0).start()")
    
    # 27. imutils (Video)
    st.checkbox("27. imutils - Streams video like a thief sneaking frames in the night!", 
                key="check_27", 
                value=st.session_state['checklist'][27], 
                on_change=lambda: st.session_state['checklist'].update({27: not st.session_state['checklist'][27]}))
    st.code("imutils.video.VideoStream(src=0).start().read()")
    
    # 28. imageio (Video)
    st.checkbox("28. imageio - Snags video frames like a fisherman reeling in pixel fish!", 
                key="check_28", 
                value=st.session_state['checklist'][28], 
                on_change=lambda: st.session_state['checklist'].update({28: not st.session_state['checklist'][28]}))
    st.code("imageio.get_reader('<video0>').get_next_data()")
    
    # 29. grab (Video)
    st.checkbox("29. grab - Records screens like a ghost filming a desktop haunting!", 
                key="check_29", 
                value=st.session_state['checklist'][29], 
                on_change=lambda: st.session_state['checklist'].update({29: not st.session_state['checklist'][29]}))
    st.code("grab.Grab().screen().save('frame.jpg')")
    
    # 30. pyscreeze (Video)
    st.checkbox("30. pyscreeze - Snaps screen video like a spy with a frame-by-frame camera!", 
                key="check_30", 
                value=st.session_state['checklist'][30], 
                on_change=lambda: st.session_state['checklist'].update({30: not st.session_state['checklist'][30]}))
    st.code("pyscreeze.screenshot().save('screen.jpg')")

# 🎵 Audio Capture Libraries Section
with st.expander("🎵 Audio Capture Libraries", expanded=True):
    st.subheader("Audio Aces")
    st.write("Tune in and check these off as you capture sound like a pro!")
    
    # 31. pydub
    st.checkbox("31. pydub - Twists audio like a DJ spinning tunes at a silent disco!", 
                key="check_31", 
                value=st.session_state['checklist'][31], 
                on_change=lambda: st.session_state['checklist'].update({31: not st.session_state['checklist'][31]}))
    st.code("pydub.AudioSegment.from_file('audio.wav').export('out.wav')")
    
    # 32. pyaudio
    st.checkbox("32. pyaudio - Grabs sound bites faster than a parrot snagging crackers!", 
                key="check_32", 
                value=st.session_state['checklist'][32], 
                on_change=lambda: st.session_state['checklist'].update({32: not st.session_state['checklist'][32]}))
    st.code("pyaudio.PyAudio().open().read(1024)")
    
    # 33. sounddevice
    st.checkbox("33. sounddevice - Snags audio smoother than a whisper in a quiet cave!", 
                key="check_33", 
                value=st.session_state['checklist'][33], 
                on_change=lambda: st.session_state['checklist'].update({33: not st.session_state['checklist'][33]}))
    st.code("sounddevice.rec(44100).tobytes()")
    
    # 34. soundfile
    st.checkbox("34. soundfile - Saves sound like a librarian archiving whispers!", 
                key="check_34", 
                value=st.session_state['checklist'][34], 
                on_change=lambda: st.session_state['checklist'].update({34: not st.session_state['checklist'][34]}))
    st.code("soundfile.write('out.wav', data, 44100)")
    
    # 35. pyaudioanalysis
    st.checkbox("35. pyaudioanalysis - Analyzes audio like a detective cracking a sonic mystery!", 
                key="check_35", 
                value=st.session_state['checklist'][35], 
                on_change=lambda: st.session_state['checklist'].update({35: not st.session_state['checklist'][35]}))
    st.code("pyAudioAnalysis.audioBasicIO.read_audio_file('audio.wav')[1]")
    
    # 36. pyo
    st.checkbox("36. pyo - Spins audio magic like a wizard mixing potions!", 
                key="check_36", 
                value=st.session_state['checklist'][36], 
                on_change=lambda: st.session_state['checklist'].update({36: not st.session_state['checklist'][36]}))
    st.code("pyo.Server().boot().start()")
    
    # 37. speechrecognition
    st.checkbox("37. speechrecognition - Hears you like a nosy neighbor with super ears!", 
                key="check_37", 
                value=st.session_state['checklist'][37], 
                on_change=lambda: st.session_state['checklist'].update({37: not st.session_state['checklist'][37]}))
    st.code("speech_recognition.Recognizer().listen(speech_recognition.Microphone())")
    
    # 38. pyalsaaudio
    st.checkbox("38. pyalsaaudio - Grabs Linux sound like a penguin snagging fish!", 
                key="check_38", 
                value=st.session_state['checklist'][38], 
                on_change=lambda: st.session_state['checklist'].update({38: not st.session_state['checklist'][38]}))
    st.code("pyalsa.alsaaudio.PCM().read()[1]")
    
    # 39. soundcard
    st.checkbox("39. soundcard - Captures sound like a bard strumming a silent lute!", 
                key="check_39", 
                value=st.session_state['checklist'][39], 
                on_change=lambda: st.session_state['checklist'].update({39: not st.session_state['checklist'][39]}))
    st.code("soundcard.default_microphone().record(44100, 1)")
    
    # 40. webrtcvad
    st.checkbox("40. webrtcvad - Detects voices like a spy eavesdropping on a whisper party!", 
                key="check_40", 
                value=st.session_state['checklist'][40], 
                on_change=lambda: st.session_state['checklist'].update({40: not st.session_state['checklist'][40]}))
    st.code("webrtcvad.Vad().is_speech(audio_frame, 16000)")

# 📊 Progress Tracker
st.write("### Progress Tracker")
completed = sum(1 for v in st.session_state['checklist'].values() if v)
st.progress(completed / 40)
st.write(f"{completed} out of 40 demos checked off!")