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Plotly Dash Tutorial - Interactive Python Web App Development

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A summary of all that you need to know for getting started with Dash to build web apps in Python.
Advance your AI & Python career skills with others in the Charming Data Community:
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My GitHub Code:
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Learning resources:
github.com/Cod...
Exercises to practice Dash:
github.com/Cod...
Video layout:
00:00 - What you will learn
00:51 - What is a Dash App
02:24 - Tutorial code
03:23 - Execute code directly online
04:11 - Hello-world file
05:14 - Components and Layout
06:58 - Interactive-app file
09:05 - Callback
14:06 - app-with-graph file
17:41 - Callback
20:27 - Dash2.py file
24:50 - Callback
28:54 - Exercises and learning resources
31:48 - Deploy your app to the web
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GitHub: github.com/spo...
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Опубликовано:

14 авг 2024

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Комментарии : 76

@kharutyunyan82 2 года назад

Best practise I've seen ever! Thank you very very much! No words to describe my appretiation. It's amazing! You make people more happier, man!

@user-jy6nx8dv2l 2 года назад

plz, make dash and flask connection lecture video!

@fungfung0315 2 года назад

Best tutorial for beginner. I am new to Plotly Dash and this tutorial save me a lot of time. Good Job.

@CharmingData 2 года назад

thank you for watching and for supporting my channel, @Fung Ling. Good luck learning Dash.

@johaojav9812 Год назад

You are amazing!! I want to join but I dont have a good economic condition for now. As soon as I get a job, ill join to your channel! Thank you so much! ♥

@umermalik6561 Год назад

VERY AMAZING EXPERIENCE WITH YOU. I TOOK ALL OTHER COURSES FROM RU-vid BUT THEY WERE TIME WASTING. LOVED ALOT THIS COURSE

@AwkwardTruths Год назад

Oddly, I just found Plotly Dash today because I was searching for python and 'magic mirror'. This is a great introduction video -- I've subscribed and will be visiting often. Thanks for the tutorial(s).

@mona-moghimian 2 месяца назад

I 'm new in dash. thank 's alot

@CharmingData 2 месяца назад

You're welcome @mona-monghimian. Don't forget to join charming-data.com/ where we all learn Dash and Plotly together.

@gazul05 2 года назад

Impressive... as always... thanks for sharing... greetings from Mexico.

@CharmingData 2 года назад

Thanks for watching @guadalupe

@NanaOkyere 2 года назад

You're doing God's work, Adam!

@CharmingData 2 года назад

Thank you Nana

@TimePasser 2 года назад

I started using dash plotly because of you. Thank you very much. I completely changed the automation from boring looking excel graphs into more interactive web apps dashboard. There is a learning curve. but worth it. i cant thank you enough. A suggestion if you may have a time... possible to have a tutorial video on how to deploy the app into a dedicated server? such as linux server or Webhosting dedicated server? Thank you again for the great work :) Stay Safe, Long live in prosperity :)

@CharmingData 2 года назад

Thank you for sharing you experience. I'm glad this channel has been helpful for you.

@NoWhiteGullibility 2 года назад

Very nice work here, really breaking down the structure

@WhiteLemon_Official 11 месяцев назад

thank you for this superr detailed tutorial of dash app!

@sean7891233 11 месяцев назад

thank you Adam, you're the best!

@isaacnthusa4770 2 года назад

Thank You Adam. You are doing a great work.

@carlosmarchiori9933 2 года назад

Thank you so much. You made it look easy!

@IncomeBoost42 Год назад

Great job explaining Dash, keep it up!

@alzbetahurova5606 8 месяцев назад

Amazing explanation! Thank you :)

@wiztech2732 Год назад

Great tutorial , probably you can make a Choropleth map based on analyses Olypic medals such that chart two and chart three connected.

@mangaart3366 Год назад

Thanks for the tutorial really helpful!

@gerdine9258 2 года назад

Your content is absolutely great. I would also love a video on how to incorporate highcharts into a dash app. That would be of amazing help

@milanero2277 2 месяца назад

Dash_More_Advanced_Shit - love it!

@gabrielalves8106 2 года назад

Amazing content! Your approach is very detailed.

@CharmingData 2 года назад

Thank you Gabriel

@ramonvankol8166 2 года назад

Love the content! Keep up the good work

@CharmingData 2 года назад

Glad you enjoy it! Thanks for watching.

@jimmyfeng5456 2 года назад

Please do follow up with the app deployment tutorial, I greatly appreciate you :-)

@TalesIncs Год назад

thank you.

@adityanjsg99 2 года назад

Sir please make video on integration g Dash within flask. Dash on its own is inadequate. Thanks.

@mehdidata7809 2 года назад

Thank you very much

@ahsergh Год назад

thanks

@mb345 Год назад

Great tutorial! Silly question. In the @app.callback decorator do you need to list the outputs first and then inputs, or could you have 'Input(dropdown, 'value'), Output(mytitle, 'children'), Output(mygraph, 'figure'). For some reason my brain wants the wire up the inputs first and then those flow to outputs.

@CharmingData Год назад

If you write the callback like I did in the video, you would need to declare the Outputs first, then Inputs, then States if you use them. But you can instead use flexible callback signatures: dash.plotly.com/flexible-callback-signatures That should allow you to put things in any order you'd like.

@profeme 7 месяцев назад

Thanks for your video. It was a very good first time intro to Dash. Can you have multiple callback functions in your app for different components?

@CharmingData 7 месяцев назад

Yes, you can have as many callbacks as you want in Dash, and every callback can connect between different Dash components

@adriansoto6841 2 года назад

Thanks!

@CharmingData 2 года назад

Thank you Adrian :) Much appreciate your contribution.

@tombatro 2 года назад

Always great content and well explained! Question: I would like to animate choropleth map with a datetime formatted column. Do you know if this is possible?

@mprerr8967 2 года назад

Thanks a lot for the videos you've done, they helped me A LOT while learning Dash. Any chance you'd make a video about how to use Dash with Leaflet? I recently learned that this is indeed possible, but there's very little documentation and resources on the web about this combination. Especially about how to make the Dash components such as sliders, drop downs and so on play together with Leaflet in the sense that the options you make on your Dash app would affect the things rendered in your Leaflet map. Sorry for the messy explanation, but essentially anything about the combination of Dash + Leaflet would be cool. Thanks again!

@CharmingData 2 года назад

Hi Matthew. Thanks for your suggestions. That's a good idea. I'll add this to my todo list. Maybe sometime in June.

@mprerr8967 2 года назад

@@CharmingData Brilliant, much appreciated!

@jimmyfeng5456 2 года назад

@@mprerr8967 It might be worth taking a look at the leafmap package developed by Dr. Qiusheng Wu at the University of Tennessee, Knoxville; he's customized a leaflet mapping platform with many widgets for both analysis and visualization. The integration with plotly is still lacking but it might help to see what others have also done in the space with different packages and approaches.

@bon8131 2 года назад

is plotly able to recreate the students t distribution and then mark a given t value?

@AnuragSingh-lh9cd 2 года назад

Hy. Your tutorials are extremely helpful. i would love to Join your channel. Can you please make a video where a dash datatable is connected with external dropdown along with other object so that with single drop down all the objects are changed.. Can you guide me regarding this in you personal 20 min session available for Hero joiner?

@VitorGondim 2 года назад

amazing content! thank you so much. however, I'm having issues with the choropleth. when I run the code I get an error message about the length of the color argument and the length of [STATE, YEAR] . Anyone else with the same problem?

@CharmingData 2 года назад

Hi Vitor. Did you change anything in the code or did you run it exactly as I had it in the video?

@jormerbermudez9314 Год назад

Hola, cómo puedo especificar el mapa coroplético de Colombia con todos sus departamentos. Gracias.

@CharmingData Год назад

hola, tienes que conseguir el geojson de Colombia. Después, tendrás que leerlo dentro del mapa. Hablan de este proceso acá: community.plotly.com/t/choropleth-map-for-european-country/40803 Aquí también hay una buena pista: community.plotly.com/t/choropleth-of-a-country-distinct-than-usa/4741/2?u=adamschroeder

@jormerbermudez9314 Год назад

@@CharmingData Muchas gracias por su respuesta, voy a revisar. Saludos

@mona-moghimian 2 месяца назад

I saw and practiced this tutorial. But exercise 4 was not executed(alert). Error "@mantine/core: MantineProvider not found in component tree, make sure you have it in your app" Please help, thanks

@CharmingData 2 месяца назад

I would try re-installing or checking the version of the dash-mantine-components library. This video was made with previous versions of dash-mantine-components, but the latest version is 0.14.0 which breaks past code.

@mona-moghimian 2 месяца назад

thank you

@imveryhungry112 6 месяцев назад

Hello I have noticed that if I try to update the same graph from multiple callbacks the app doesnt work. The callbacks attempt to return the "figure" attribute for the same graph component. Is this something were not supposed to do? Or is there some simple way to turn this feature on I just dont know about?

@CharmingData 6 месяцев назад

hi there, to do that, you will need to add allow_duplicate=True dash.plotly.com/duplicate-callback-outputs#setting-allow_duplicate-on-duplicate-outputs

@imveryhungry112 6 месяцев назад

@CharmingData nice. Thank you. Dash is a beautiful framework thanks for creating it.

@lucytodd8847 2 года назад

I find your videos incredibly helpful thank you so much! I'm doing a PhD project that involves designing an interactive network and I was wondering if you've discussed in a previous video whether there was a way to integrate a dash.cytoscape network into a plotly.dash.3d_scatter_plot? I've written both out seperately however, I'd like to have the network edge/node structure (along with the node images and such) integrated into a 3D scatter plot - is that possible to accomplish through Dash? Thanks! :)

@CharmingData 2 года назад

Hi Lucy, Thank you for your comments. I've never tried that but I'm not sure it's possible unless you do some hacking. You can have them speak to each other but I don't think you can have one integrate into the other.

@lucytodd8847 2 года назад

@@CharmingData Ah okay, good to know, thanks!

@jimmyfeng5456 2 года назад

@@lucytodd8847 I would be very interested in knowing what you come up with if you end up hacking together a solution combining a cytoscape + 3d plot -- please share any tutorials in the future!

@babyillinois199 Год назад

this did not work in Jupyter for some reason. Any idea why? I successfully pip installed everything but it's still telling me there's no module called dash.

@CharmingData Год назад

Try using dash 2.11.1

@babyillinois199 Год назад

@@CharmingData I will give this a go! thanks

@medhavikulkarni7007 Год назад

Hi Adam could you please help me with a doubt. My dash app, has 4 pages. Each page is getting its data from rest API calls . Could you please suggest me a way so that all these pages keeps updating the data via rest api call every day. Like how can we use the method of live updates in a multipage app ?

@CharmingData Год назад

it's complicated wtih Rest API. But you can use the dcc.Interval and pull the data into your app every X time.

@sjord588 Год назад

Hello! :) Has anyone used Safari browser to run dash2.py ? I have ModuleNotFoundError: No module named 'dash". :(

@CharmingData Год назад

What's dash2.py? Is that where you put your dash app?

@luiz_mubarak6804 2 года назад

Olá, tudo bem? Espero que sim, voçê poderia me ajudar? tenho que fazer um Dashboard em Python mas estou com problema para relacionar e imprimir no broswer o gráfico, se precisar do arquivo posso enviar,seria simples, os seus videos são muito bons, voçê é um bom professor de python e Dash, aguardo resposta, obrigado - não escrevi em inglês por que estou matriculado na escola e comecei agora.

@CharmingData 2 года назад

Hi Luiz, Por favor me envie o código e eu vou tentar ver qual é o problema. Qual mensagem de erro você recebe? adam@charming-data.com

@luiz_mubarak6804 2 года назад

@@CharmingData Boa noite Adam, envie a mensagem, muito obrigado mesmo, no seu E-mail